<SEC-DOCUMENT>0001615219-23-000021.txt : 20230215
<SEC-HEADER>0001615219-23-000021.hdr.sgml : 20230215
<ACCEPTANCE-DATETIME>20230215160143
ACCESSION NUMBER:		0001615219-23-000021
CONFORMED SUBMISSION TYPE:	S-8
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20230215
DATE AS OF CHANGE:		20230215
EFFECTIVENESS DATE:		20230215

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Salarius Pharmaceuticals, Inc.
		CENTRAL INDEX KEY:			0001615219
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				465087339
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-8
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-269801
		FILM NUMBER:		23635328

	BUSINESS ADDRESS:	
		STREET 1:		2450 HOLCOMBE BLVD
		STREET 2:		SUITE J-608
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77021
		BUSINESS PHONE:		346-772-0346

	MAIL ADDRESS:	
		STREET 1:		2450 HOLCOMBE BLVD
		STREET 2:		SUITE J-608
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77021

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Flex Pharma, Inc.
		DATE OF NAME CHANGE:	20140730
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-8
<SEQUENCE>1
<FILENAME>salarius-2023formsx8xforwo.htm
<DESCRIPTION>S-8
<TEXT>
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<title>Document</title></head><body><div id="i10224c9954d4487d886aa3c3d96e7ac8_1"></div><div style="min-height:72pt;width:100%"><div><font><br></font></div></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">As filed with the Securities and Exchange Commission on February 15, 2023</font></div><div style="text-align:right"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">Registration No. 333-</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">________________________________________________________________________________________________________</font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:5pt;font-weight:400;line-height:100%">&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:17pt;font-weight:700;line-height:100%">UNITED STATES</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:17pt;font-weight:700;line-height:100%">SECURITIES AND EXCHANGE COMMISSION</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">Washington, D.C. 20549</font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:5pt;font-weight:400;line-height:100%">&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">_______________________________________________________________________________________________________</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:18pt;font-weight:700;line-height:100%">FORM S-8</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:18pt;font-weight:700;line-height:100%">REGISTRATION STATEMENT </font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-style:italic;font-weight:700;line-height:100%">UNDER </font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-style:italic;font-weight:700;line-height:100%">THE SECURITIES ACT OF 1933 </font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:5pt;font-weight:400;line-height:100%">&#160;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">_______________________________________________________________________________________________________</font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:5pt;font-weight:400;line-height:100%">&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:17pt;font-weight:700;line-height:100%">Salarius Pharmaceuticals,&#160;Inc.</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:100%">(Exact name of registrant as specified in its charter)</font></div><div style="text-align:center"><font><br></font></div><div style="margin-bottom:0.08pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:50.100%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:2.520%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:44.980%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:125%">Delaware</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:125%">46-5087339</font></td></tr><tr><td colspan="3" style="border-top:0.5pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:125%">(State or other jurisdiction of incorporation or organization)</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="border-top:0.5pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:125%">(I.R.S. Employer Identification No.)</font></td></tr></table></div><div style="margin-bottom:6pt;margin-top:6pt;text-align:center"><font><br></font></div><div style="margin-bottom:0.08pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:49.780%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:2.100%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:44.820%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:125%">2450 Holcombe Blvd., Suite X, Houston, TX</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:125%">77021</font></td></tr><tr><td colspan="3" style="border-top:0.5pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:125%">(Address of Principal Executive Offices)</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="border-top:0.5pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:125%">(Zip Code)</font></td></tr></table></div><div><font><br></font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">2015 Equity Incentive Plan</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">2015 Employee Stock Purchase Plan </font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:100%">(Full title of the plans)</font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:5pt;font-weight:400;line-height:100%">&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">Mark Rosenblum</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">Chief Financial Officer</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">Salarius Pharmaceuticals, Inc.</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">2450 Holcombe Blvd., Suite X</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">Houston, TX 77021</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:100%">(Name and address of agent for service)</font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">(832) 834-6992</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:100%">(Telephone number, including area code, of agent for service)</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:5pt;font-weight:400;line-height:100%">&#160;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">_______________________________________________________________________________________________________</font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:5pt;font-weight:400;line-height:100%">&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">Copies to&#58;</font></div><div style="text-align:center"><font><br></font></div><div style="margin-bottom:0.08pt;padding-left:116.78pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:50.160%"><tr><td style="width:1.0%"></td><td style="width:98.900%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:2.75pt;padding-right:2.75pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">Andrew L Strong, Esq.</font></div><div style="padding-left:2.75pt;padding-right:2.75pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">Stephen M. Nicolai, Esq.</font></div><div style="padding-left:2.75pt;padding-right:2.75pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">Hogan Lovells US LLP</font></div><div style="padding-left:2.75pt;padding-right:2.75pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">609 Main St Suite 4200</font></div><div style="padding-left:2.75pt;padding-right:2.75pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">Houston, TX 77002</font></div><div style="padding-left:2.75pt;padding-right:2.75pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">(713) 632-1400</font></div></td></tr></table></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:5pt;font-weight:400;line-height:100%">&#160;&#160;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">_______________________________________________________________________________________________________</font></div><div><font><br></font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:100%">Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See the definitions of &#8220;large accelerated filer,&#8221; &#8220;accelerated filer,&#8221; &#8220;smaller reporting company,&#8221; and &#8220;emerging growth company&#8221; in Rule&#160;12b-2 of the Exchange Act.</font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:5pt;font-weight:400;line-height:100%">&#160;</font></div><div style="margin-bottom:0.08pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:21.264%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:44.267%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:25.577%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:4.492%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:125%">Large accelerated filer</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:125%">Accelerated filer</font></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:125%">Non-accelerated filer</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:125%">Smaller reporting company</font></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:125%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:125%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:125%">Emerging growth company</font></td><td colspan="3" style="padding:0 1pt"></td></tr></table></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:5pt;font-weight:400;line-height:100%">&#160;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:100%">If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section&#160;7(a)(2)(B)&#160;of the Securities Act.  </font><font style="font-family:'Wingdings',sans-serif;font-size:9pt;font-weight:400;line-height:100%"></font></div><div><font><br></font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:700;line-height:100%">The Registration Statement shall become effective upon filing in accordance with Rule 462 under the Securities Act.</font></div><div><font><br></font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="margin-bottom:8pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%"> </font></div></div></div><div id="i10224c9954d4487d886aa3c3d96e7ac8_4"></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div><font><br></font></div></div><div style="margin-bottom:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">EXPLANATORY NOTE</font></div><div style="margin-bottom:8pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">This registration statement on Form S-8 is being filed by Salarius Pharmaceuticals, Inc., a Delaware corporation (the &#8220;Registrant&#8221;) to register an additional 112,795 shares of the Registrant&#8217;s common stock, $0.0001 par value per share (the &#8220;Common Stock&#8221;), comprised of (i) 90,236 shares of Common Stock issuable under the Registrant&#8217;s 2015 Equity Incentive Plan, as supplemented and amended (the &#8220;2015 EIP&#8221;), and (ii) 22,559 shares of Common Stock issuable under the Registrant&#8217;s 2015 Employee Stock Purchase Plan, as amended (the &#8220;2015 ESPP&#8221;). </font></div><div style="margin-bottom:8pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">Pursuant to General Instruction E to Form S-8, this registration statement incorporates by reference the contents of the Registrant&#8217;s registration statements on Form S-8 (File Nos. 333-201816, 333-210283, 333-216534, 333-223499, 333-230104, 333-246310, and 333-262896) filed with the Securities and Exchange Commission (the &#8220;Commission&#8221;) on </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/0001615219/000110465915005939/a15-3522_1s8.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline">February 2, 2015</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">, </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/0001615219/000161521916000134/flks20160318forms-8.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline">March 18, 2016</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">, </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/0001615219/000110465917015201/a17-7737_1s8.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline">March 8, 2017</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">, </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/0001615219/000161521918000020/flks20170307forms-8.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline">March 7, 2018</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">, </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/0001615219/000161521919000010/flks20190306forms-8.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline">March 6, 2019</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">, </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/0001615219/000161521920000090/salarius-formsx8esppandinc.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline">August 14, 2020</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">, and </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/0001615219/000161521922000017/salarius-formsx8evergreen.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline">February 22, 2022</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">, respectively, in each case, except to the extent supplemented, amended or superseded by the information set forth herein.</font></div><div style="margin-bottom:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">PART&#160;I<br>INFORMATION REQUIRED IN THE SECTION 10(a) PROSPECTUS</font></div><div style="margin-bottom:8pt;text-align:justify;text-indent:24.5pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">As permitted by the rules of the Commission, this registration statement on Form S-8 omits the information specified in Part I of Form S-8. The documents containing the information specified in Part I will be delivered to the participants in the plans covered by this registration statement as required by Rule 428(b)(1) under the Securities Act of 1933, as amended (the &#8220;Securities Act&#8221;).</font></div><div style="margin-bottom:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">PART&#160;II<br>INFORMATION REQUIRED IN THE REGISTRATION STATEMENT</font></div><div style="margin-bottom:8pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">Item&#160;3.&#160;&#160;&#160;Incorporation of Documents by Reference.</font></div><div style="margin-bottom:8pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">The following documents of the Registrant filed with the Commission are incorporated by reference in this registration statement of their respective dates&#58;</font></div><div style="margin-bottom:8pt;padding-left:36pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:11pt;font-weight:400;line-height:100%">&#8226;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;padding-left:14.15pt">our Annual Report on </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001615219/000161521922000028/flks-20211231.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">Form 10-K</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%"> for the fiscal year ended December 31, 2021 (filed with the Commission on March 25, 2022)&#59;</font></div><div style="margin-bottom:8pt;padding-left:36pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:11pt;font-weight:400;line-height:100%">&#8226;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;padding-left:14.15pt">our Quarterly Reports on Form 10-Q for the quarters ended </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001615219/000161521922000079/flks-20220331.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">March 31, 2022</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%"> (filed with the Commission on May 12, 2022), </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001615219/000161521922000124/flks-20220630.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">June 30, 2022</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%"> (filed with the Commission on August 5, 2022), and </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001615219/000161521922000150/flks-20220930.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">September 30, 2022</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%"> (filed with the Commission on November 10, 2022)&#59;</font></div><div style="margin-bottom:8pt;padding-left:36pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:11pt;font-weight:400;line-height:100%">&#8226;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;padding-left:14.15pt">our Current Reports on Form 8-K (other than portions thereof furnished under Item 2.02 or Item 7.01 of Form 8-K and exhibits accompanying such reports that are related to such items) filed with the Commission on </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001615219/000161521922000003/flks-20220112.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">January 13, 2022</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">, </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001615219/000161521922000034/flks-20220401.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">April 1, 2022</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">, </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001615219/000161521922000045/flks-20220422.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">April 22, 2022</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">, </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001615219/000161521922000057/flks-20220426.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">April 26, 2022</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">, </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001615219/000161521922000110/flks-20220615.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">June 17, 2022</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">, </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001615219/000161521922000117/flks-20220802.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">August 3, 2022</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">, </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001615219/000161521922000135/flks-20221014.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">October 14, 2022</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">, </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001615219/000161521922000137/flks-20221018.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">October 18, 2022</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">, </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001615219/000161521922000139/flks-20221027.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">October 27, 2022</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">, </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001615219/000161521922000140/flks-20221101.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">November 3, 2022</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">, </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001615219/000161521922000151/flks-20221201.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">December 1, 2022</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">, and </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001615219/000161521923000017/flks-20230105.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">January 10, 2023</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">&#59;</font></div><div style="margin-bottom:8pt;padding-left:36pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:11pt;font-weight:400;line-height:100%">&#8226;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;padding-left:14.15pt">the information contained in our definitive proxy statement on </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/0001615219/000161521922000063/salarius-2022proxystatemen.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">Schedule 14A</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%"> filed on April 28, 2022 and incorporated by reference into Part III of our Annual Report on </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001615219/000161521922000028/flks-20211231.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">Form 10-K</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%"> for the year ended December 31, 2021&#59; and</font></div><div style="margin-bottom:8pt;padding-left:36pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:11pt;font-weight:400;line-height:100%">&#8226;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;padding-left:14.15pt">the description of our common stock contained in our Registration Statement on </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/0001615219/000110465915004043/a14-23004_88a12b.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">Form 8-A</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%"> filed on January 23, 2015, as updated by </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1615219/000161521921000026/slrx12312019descriptionofr.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">Exhibit 4.6</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%"> to our Annual Report on </font><font style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001615219/000161521922000028/flks-20211231.htm" style="color:#0563c1;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">Form 10-K</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%"> for the fiscal year ended December 31, 2021, including any amendments or reports filed for the purpose of updating such description.</font></div><div style="margin-bottom:8pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">All reports and other documents filed by the Registrant after the date hereof pursuant to Sections 13(a), 13(c), 14 and 15(d) of the Securities Exchange Act of 1934, as amended (the &#8220;Exchange Act&#8221;), but prior to the filing of a post-effective amendment which indicates that all securities offered hereby have been sold or which deregisters all securities then remaining unsold, shall be deemed to be incorporated by reference herein and to be part hereof from the date of filing of such reports and documents, except for the documents, or portions thereof, that are &#8220;furnished&#8221; rather than filed with the Commission.</font></div><div style="margin-bottom:8pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">For the purposes of this registration statement, any statement contained in a document incorporated or deemed to be incorporated by reference herein shall be deemed to be modified or superseded to the extent that a statement contained herein or in any other subsequently filed document which also is or is deemed to be incorporated by </font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="margin-bottom:8pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%"> </font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div><font><br></font></div></div><div style="margin-bottom:8pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">reference herein modifies or supersedes such statement. Any such statement so modified or superseded shall not be deemed, except as so modified or superseded, to constitute a part of this registration statement.</font></div><div style="margin-bottom:8pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">Item&#160;8.&#160;&#160;&#160;Exhibits.</font></div><div style="margin-bottom:0.08pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:12.361%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:85.439%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">Exhibit No.</font></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">Description</font></td></tr><tr style="height:15pt"><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">4.1</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="margin-bottom:5pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1615219/000110465915007801/a15-4061_1ex3d1.htm" style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline">Amended and Restated Certificate of Incorporation (incorporated herein by reference to Exhibit 3.1 to our Current Report on Form 8-K filed with the Commission on February 9, 2015).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">4.2</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="margin-bottom:5pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1615219/000119312519199074/d754556dex31.htm" style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline">Certificate of Amendment of the Certificate of Incorporation (incorporated herein by reference to Exhibit 3.1 to our Current Report on Form 8-K filed with the Commission on July 22, 2019)</a><a href="https://www.sec.gov/Archives/edgar/data/1615219/000119312519199074/d754556dex31.htm" style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline">.</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">4.3</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1615219/000161521922000135/exhibit31.htm" style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">Certificate of Amendment to Certificate of Incorporation filed with the Secretary of State of Delaware on October 14, 2022 (incorporated herein by reference to Exhibit 3.1 to our Current Report on Form 8-K filed with the Commission on October 14, 2022).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">4.4</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1615219/000119312519199074/d754556dex32.htm" style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">Amended and Restated Bylaws (incorporated herein by reference to Exhibit 3.2 to our Current Report on Form 8-K filed with the Commission on July 22, 2019).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">4.5</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1615219/000161521922000034/salarius-bylawsamendment33.htm" style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">Amendment to Amended and Restated Bylaws (incorporated by reference to Exhibit 3.1 to our Current Report on Form 8-K filed with the Commission on April 1, 2022).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">4.6</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1615219/000104746914010116/a2222457zs-1.htm" style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">Form of Common Stock Certificate (incorporated by reference to Exhibit 4.1 to the Registrant&#8217;s Registration Statement on Form S-1 filed on December 29, 2014).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">5.1*</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:0.08pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline"><a href="salarius-2023formsx8xex51o.htm" style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline">Opinion of Hogan Lovells US LLP.</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">10.1</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1615219/000161521920000072/salarius-2015equityinc.htm" style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">Salarius Pharmaceuticals, Inc. 2015 Equity Incentive Plan, as amended (incorporated by reference to Exhibit 10.1 to the Registrant&#8217;s Current Report on Form 8-K, filed on June 19, 2020).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">10.2</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1615219/000104746915000197/a2222689zex-10_4.htm" style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">Salarius Pharmaceuticals, Inc. 2015 Employee Stock Purchase Plan (incorporated by reference to Exhibit 10.4 to the Registrant&#8217;s Registration Statement on Form S-1&#47;A, filed on January 13, 2015).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">23.1*</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">Consent of Ernst &#38; Young LLP, independent registered public accounting firm.</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">23.2*</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:0.08pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline"><a href="salarius-2023formsx8xex51o.htm" style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline">Consent of Hogan Lovells US LLP (included in Exhibit&#160;5.1).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">24.1*</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">Power of Attorney (contained on the signature page hereto).</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">107*</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:0.08pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline"><a href="salarius-2023formsx8xex107.htm" style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline">Calculation of Filing Fee Table</a></font></div></td></tr></table></div><div style="margin-bottom:8pt;margin-top:12pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">*&#160;&#160;&#160;&#160;Filed herewith.</font></div><div style="margin-bottom:8pt;margin-top:12pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">Item&#160;9.&#160;&#160;&#160;Undertakings.</font></div><div style="margin-bottom:8pt;padding-left:72pt;text-align:justify;text-indent:-36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(a)</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;padding-left:24.91pt">The undersigned Registrant hereby undertakes&#58;</font></div><div style="margin-bottom:8pt;text-align:justify;text-indent:72pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(1)</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;padding-left:24.34pt">To file, during any period in which offers or sales are being made, a post-effective amendment to this Registration Statement&#58;</font></div><div style="margin-bottom:8pt;padding-left:36pt;text-align:justify;text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(i)</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;padding-left:26.57pt">to include any prospectus required by Section 10(a)(3) of the Securities Act&#59;</font></div><div style="margin-bottom:8pt;padding-left:36pt;text-align:justify;text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(ii)</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;padding-left:23.8pt">to reflect in the prospectus any facts or events arising after the effective date of this Registration Statement (or the most recent post-effective amendment hereof) which, individually or in the aggregate, represent a fundamental change in the information set forth in this Registration Statement. Notwithstanding the foregoing, any increase or decrease in volume of securities offered (if the total dollar value of securities offered would not exceed that which was registered) and any deviation from the low or high end of the estimated maximum offering range may be reflected in the form of prospectus filed with the Commission pursuant to Rule 424(b) if, in the aggregate, the changes in volume and price represent no more than 20% change in the maximum aggregate offering price set forth in the &#8220;Calculation of Registration Fee&#8221; table in the effective registration statement&#59;</font></div><div style="margin-bottom:8pt;padding-left:36pt;text-align:justify;text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(iii)</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;padding-left:21.03pt">to include any material information with respect to the plan of distribution not previously disclosed in this Registration Statement or any material change to such information in this Registration Statement&#59;</font></div><div style="margin-bottom:6pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">provided, however, that paragraphs (a)(1)(i) and (a)(1)(ii) do not apply if the registration statement is on Form S-8, and the information required to be included in a post-effective amendment by those paragraphs is contained in </font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="margin-bottom:8pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%"> </font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div><font><br></font></div></div><div style="margin-bottom:6pt;text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">reports filed with or furnished to the Commission by the Registrant pursuant to Section&#160;13 or Section&#160;15(d) of the Exchange Act that are incorporated by reference in this Registration Statement.</font></div><div style="margin-bottom:8pt;text-align:justify;text-indent:72pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(2)</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;padding-left:24.34pt">That, for the purpose of determining any liability under the Securities Act, each such post-effective amendment shall be deemed to be a new registration statement relating to the securities offered therein, and the offering of such securities at that time shall be deemed to be the initial bona fide offering thereof.</font></div><div style="margin-bottom:8pt;text-align:justify;text-indent:72pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(3)</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;padding-left:24.34pt">To remove from registration by means of a post-effective amendment any of the securities being registered which remain unsold at the termination of the offering.</font></div><div style="margin-bottom:8pt;text-align:justify;text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(b)</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;padding-left:24.34pt">The undersigned Registrant hereby undertakes that, for purposes of determining any liability under the Securities Act, each filing of the Registrant&#8217;s annual report pursuant to Section&#160;13(a) or Section&#160;15(d) of the Exchange Act (and, where applicable, each filing of an employee benefit plan&#8217;s annual report pursuant to Section&#160;15(d) of the Exchange Act) that is incorporated by reference in this Registration Statement shall be deemed to be a new registration statement relating to the securities offered therein, and the offering of such securities at that time shall be deemed to be the initial bona fide offering thereof.</font></div><div style="margin-bottom:8pt;text-align:justify;text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(c)</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;padding-left:24.91pt">Insofar as indemnification for liabilities arising under the Securities Act may be permitted to directors, officers and controlling persons of the Registrant pursuant to the foregoing provisions, or otherwise, the Registrant has been advised that in the opinion of the Commission such indemnification is against public policy as expressed in the Securities Act and is, therefore, unenforceable. In the event that a claim for indemnification against such liabilities (other than the payment by the Registrant of expenses incurred or paid by a director, officer or controlling person of the Registrant in the successful defense of any action, suit or proceeding) is asserted by such director, officer or controlling person in connection with the securities being registered, the Registrant will, unless in the opinion of its counsel the matter has been settled by controlling precedent, submit to a court of appropriate jurisdiction the question whether such indemnification by it is against public policy as expressed in the Securities Act and will be governed by the final adjudication of such issue.</font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="margin-bottom:8pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%"> </font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div><font><br></font></div></div><div style="margin-bottom:8pt;text-align:justify"><font><br></font></div><div style="margin-bottom:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">SIGNATURES</font></div><div style="margin-bottom:8pt;text-align:justify;text-indent:24.5pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Pursuant to the requirements of the Securities Act of 1933, the Registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8, and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in Houston, Texas, on the 15th day of February, 2023.</font></div><div style="margin-bottom:0.08pt;padding-left:171.9pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:64.743%"><tr><td style="width:0.1%"></td><td style="width:0.790%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:7.563%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.790%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.790%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:85.286%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.790%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.791%"></td><td style="width:0.1%"></td></tr><tr style="height:15pt"><td colspan="3" style="padding:0 1pt"><div style="text-indent:48.95pt"><font><br></font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="6" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="15" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:125%">SALARIUS PHARMACEUTICALS, INC.</font></td><td colspan="6" style="padding:0 1pt"></td></tr><tr style="height:16pt"><td colspan="15" style="padding:0 1pt"></td><td colspan="6" style="padding:0 1pt"></td></tr><tr><td colspan="6" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">By&#58;</font></td><td colspan="9" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%;text-decoration:underline">&#47;s&#47; David Arthur</font></td><td colspan="6" style="padding:0 1pt"></td></tr><tr><td colspan="6" style="padding:0 1pt"></td><td colspan="9" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">David Arthur</font></td><td colspan="6" style="padding:0 1pt"></td></tr><tr><td colspan="6" style="padding:0 1pt"></td><td colspan="9" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">President and Chief Executive Officer</font></td><td colspan="6" style="padding:0 1pt"></td></tr></table></div><div style="margin-bottom:12pt;margin-top:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">POWER OF ATTORNEY</font></div><div style="margin-bottom:8pt;text-align:justify;text-indent:24.5pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints David Arthur and Mark Rosenblum, and each of them, his or her true and lawful attorneys-in-fact and agents, with full power of substitution and resubstitution, to sign any and all amendments (including post-effective amendments) to this registration statement on Form S-8 and to file the same, with all exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission, granting unto each of said attorneys-in-fact and agents, full power and authority to do and perform each and every act and thing requisite and necessary to be done in connection therewith, as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that each of said attorneys-in-facts and agents, or his or her substitute or substitutes, or any of them, shall do or cause to be done by virtue hereof.</font></div><div style="margin-bottom:8pt;text-align:justify;text-indent:24.5pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Pursuant to the requirements of the Securities Act of 1933, this Registration Statement has been signed below by the following persons in the capacities and on the date indicated.</font></div><div style="margin-bottom:0.08pt;text-align:justify;text-indent:0.24pt"><font><br></font></div><div style="text-align:right"><font><br></font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="margin-bottom:8pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%"> </font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div><font><br></font></div></div><div style="margin-bottom:0.08pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:29.681%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.437%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:45.151%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.437%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:20.594%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:125%">Signature</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:125%">Title</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:125%">Date</font></td></tr><tr style="height:12pt"><td colspan="3" style="background-color:#ffffff;border-top:0.25pt solid #000000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:0.25pt solid #000000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:0.25pt solid #000000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">&#47;s&#47;&#160;David J. Arthur</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">President, Chief Executive Officer (Principal Executive Officer) and Director</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">February 15, 2023</font></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:125%">David J. Arthur</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">&#47;s&#47; Mark J. Rosenblum</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:400;line-height:125%">Chief Financial Officer (Principal Financial Officer and Principal Accounting Officer)</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">February 15, 2023</font></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:125%">Mark J. Rosenblum</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">&#47;s&#47;&#160;William McVicar</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">Chairman of the Board</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">February 15, 2023</font></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:125%">William McVicar</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">&#47;s&#47;&#160;Tess Burleson</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">Director</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">February 15, 2023</font></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:125%">Tess Burleson</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">&#47;s&#47;&#160;Arnold C. Hanish</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">Director</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">February 15, 2023</font></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:125%">Arnold C. Hanish</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">&#47;s&#47;&#160;Paul Lammers</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">Director</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">February 15, 2023</font></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:125%">Paul Lammers</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">&#47;s&#47;&#160;Jonathan Lieber</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">Director</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">February 15, 2023</font></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:125%">Jonathan Lieber</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">&#47;s&#47;&#160;Bruce McCreedy</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">Director</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%">February 15, 2023</font></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:125%">Bruce McCreedy</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td></tr><tr style="height:12pt"><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td></tr></table></div><div style="text-align:right"><font><br></font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="margin-bottom:8pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%"> </font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div><font><br></font></div></div><div style="text-align:right"><font><br></font></div><div style="margin-bottom:8pt;text-align:right"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">EXHIBIT 23.1</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:107%">CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM</font></div><div><font><br></font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">We consent to the incorporation by reference in the Registration Statement (Form S-8 No. 333-XXXXX) pertaining to the 2015 Equity Incentive Plan and the 2015 Employee Stock Purchase Plan of Salarius Pharmaceuticals, Inc. of our report dated March 25, 2022, with respect to the consolidated financial statements of Salarius Pharmaceuticals, Inc. included in its Annual Report (Form 10-K) for the year ended December 31, 2021, filed with the Securities and Exchange Commission. </font></div><div><font><br></font></div><div><font><br></font></div><div><font><br></font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#47;s&#47; Ernst &#38; Young LLP</font></div><div><font><br></font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Houston, Texas</font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">February 15, 2023</font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="margin-bottom:8pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:125%"> </font></div></div></div></body></html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-FILING FEES
<SEQUENCE>2
<FILENAME>salarius-2023formsx8xex107.htm
<DESCRIPTION>EX-FILING FEES
<TEXT>
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<title>Document</title></head><body><div id="i9a2d4b510aea4beb862ccd4164f6988e_1"></div><div style="background-color:#ffffff"><div style="min-height:72pt;width:100%"><div><font><br></font></div></div><div style="text-align:right"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">Exhibit 107 </font></div><div style="margin-top:24pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">Calculation of Filing Fee Table </font></div><div style="margin-top:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">Form S-8 </font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(Form Type) </font></div><div style="margin-top:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">Salarius Pharmaceuticals, Inc.</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(Exact Name of Registrant as Specified in its Charter) </font></div><div style="margin-bottom:12pt;margin-top:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline">Table 1&#58; Newly Registered Securities </font></div><div style="padding-left:20.28pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:98.878%"><tr><td style="width:1.0%"></td><td style="width:2.627%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.610%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.448%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:2.951%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.448%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:6.679%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.448%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:3.113%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.448%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:16.890%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.448%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:3.113%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.448%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:5.220%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.448%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:3.113%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.448%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:1.979%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.448%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:3.113%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.448%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:5.545%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.448%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:2.951%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.448%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:2.465%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.448%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:3.113%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.448%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:6.355%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:3.291%"></td><td style="width:0.1%"></td></tr><tr style="height:15pt"><td colspan="6" style="border-bottom:0.75pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-bottom:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="padding:0 1pt"></td><td colspan="3" style="border-bottom:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="padding:0 1pt"></td><td colspan="3" style="border-bottom:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="padding:0 1pt"></td><td colspan="3" style="border-bottom:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="padding:0 1pt"></td><td colspan="3" style="border-bottom:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="padding:0 1pt"></td><td colspan="3" style="border-bottom:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="padding:0 1pt"></td><td colspan="3" style="border-bottom:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="padding:0 1pt"></td><td colspan="3" style="border-bottom:0.75pt solid #000000;padding:0 1pt"></td></tr><tr><td colspan="12" style="border-bottom:0.75pt solid #000000;border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Security Type</font></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Security</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Class</font></div><div style="margin-bottom:1pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Title</font></div></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Fee</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Calculation</font></div><div style="margin-bottom:1pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Rule</font></div></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Amount</font></div><div style="margin-bottom:1pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Registered(1)</font></div></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Proposed</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Maximum</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Offering<br>Price</font></div><div style="margin-bottom:1pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Per Unit</font></div></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Maximum</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Aggregate</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Offering</font></div><div style="margin-bottom:1pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Price</font></div></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Fee</font></div><div style="margin-bottom:1pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Rate</font></div></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="6" style="border-bottom:0.75pt solid #000000;border-right:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Amount of<br>Registration</font></div><div style="margin-bottom:1pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Fee</font></div></td></tr><tr><td colspan="12" style="border-bottom:0.75pt solid #000000;border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Equity</font></td><td colspan="3" style="border-bottom:0.75pt solid #000000;border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Common Stock</font></td><td colspan="3" style="border-bottom:0.75pt solid #000000;border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Rule 457(c) and 457(h)</font></td><td colspan="3" style="border-bottom:0.75pt solid #000000;border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">112,795(2)</font></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$2.135(3)</font></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$240,817(3)</font></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">0.0001102</font></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="6" style="border-bottom:0.75pt solid #000000;border-right:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$26.54</font></td></tr><tr><td colspan="48" style="border-bottom:0.75pt solid #000000;border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Total Offering Amounts</font></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;</font></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$240,817</font></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;</font></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="6" style="border-bottom:0.75pt solid #000000;border-right:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$26.54</font></td></tr><tr><td colspan="48" style="border-bottom:0.75pt solid #000000;border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Total Fees Previously Paid</font></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="6" style="border-bottom:0.75pt solid #000000;border-right:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;</font></td></tr><tr><td colspan="48" style="border-bottom:0.75pt solid #000000;border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Total Fee Offsets</font></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="6" style="border-bottom:0.75pt solid #000000;border-right:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;</font></td></tr><tr><td colspan="48" style="border-bottom:0.75pt solid #000000;border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Net Fee Due</font></td><td colspan="3" style="border-bottom:0.75pt solid #000000;border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-bottom:0.75pt solid #000000;border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-bottom:0.75pt solid #000000;border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="9" style="border-bottom:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-bottom:0.75pt solid #000000;border-left:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:0 1pt"></td><td colspan="6" style="border-bottom:0.75pt solid #000000;border-right:0.75pt solid #000000;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$26.54</font></td></tr><tr><td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:justify;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(1)</font></td><td colspan="90" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:justify;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Pursuant to Rule 416(a) under the Securities Act of 1933 (the &#8220;Securities Act&#8221;), this Registration Statement also covers an indeterminate number of additional shares of common stock to be offered or sold pursuant to the above-named plans that may be issued as a result of the anti-dilution and other adjustment provisions therein by reason of certain corporate transactions or events, including any stock dividend, stock split, recapitalization or other similar transaction effected without the receipt of consideration which results in an increase in the number of the registrant&#8217;s outstanding shares of common stock.</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:justify;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(2)</font></td><td colspan="90" style="padding:2px 1pt;text-align:justify;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Represents the sum of (i) 90,236 additional shares of common stock issuable pursuant to the Salarius Pharmaceuticals, Inc. 2015 Equity Incentive Plan, as amended and restated (the &#8220;2015 Plan&#8221;) that have become available pursuant to an &#8220;evergreen&#8221; provision contained in the 2015 Plan and (ii) 22,559 additional shares of common stock issuable pursuant to the Salarius Pharmaceuticals, Inc. 2015 Employee Stock Purchase Plan (the &#8220;ESPP&#8221;) that have become available pursuant to an &#8220;evergreen&#8221; provision contained in the ESPP.</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:justify;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(3)</font></td><td colspan="90" style="padding:2px 1pt;text-align:justify;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Computed in accordance with Rules 457(c) and 457(h) under the Securities Act, solely for the purposes of calculating the registration fee, based on the average of the high and low prices of the registrant&#8217;s Common Stock as reported on the Nasdaq Capital Market on February 14, 2023.</font></td></tr></table></div><div style="margin-bottom:12pt;text-align:justify"><font><br></font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%"> </font></div></div></div></div></body></html>
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<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>3
<FILENAME>salarius-2023formsx8xex51o.htm
<DESCRIPTION>EX-5.1
<TEXT>
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<title>Document</title></head><body><div id="i8a23a22b3a434eea9e343ab41d931a28_1"></div><div style="min-height:72pt;width:100%"><div style="text-align:justify"><font><br></font></div></div><div><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">February 15, 2023</font></div><div style="text-align:justify"><font><br></font></div><div style="text-align:justify"><font><br></font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">Board of Directors</font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">Salarius Pharmaceuticals, Inc.</font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">2450 Holcombe Blvd., Suite X</font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">Houston, TX 77021</font></div><div style="text-align:justify"><font><br></font></div><div style="text-align:justify"><font><br></font></div><div style="margin-bottom:12pt;text-align:justify"><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">To the addressee referred to above&#58;</font></div><div style="margin-bottom:12pt;text-align:justify"><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">We are acting as counsel to Salarius Pharmaceuticals, Inc., a Delaware corporation (the &#8220;</font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:700;line-height:128%">Company</font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">&#8221;), in connection with its registration statement on Form&#160;S-8 (as amended, the &#8220;</font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:700;line-height:128%">Registration Statement</font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">&#8221;), filed with the Securities and Exchange Commission under the Securities Act of 1933, as amended (the &#8220;</font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:700;line-height:128%">Act</font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">&#8221;) relating to the proposed offering of up to (i) 90,236 shares of common stock, par value $0.0001 per share (the &#8220;</font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:700;line-height:128%">Common Stock</font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">&#8221;) of the Company (the &#8220;</font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:700;line-height:128%">Incentive Shares</font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">&#8221;), pursuant to the Salarius Pharmaceuticals, Inc. 2015 Stock Incentive Plan (the &#8220;</font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:700;line-height:128%">Incentive Plan</font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">&#8221;) and (ii) 22,559 shares of Common Stock (together with the Incentive Shares, the &#8220;</font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:700;line-height:128%">Plan Shares</font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">&#8221;) pursuant to the Salarius Pharmaceuticals, Inc. 2015 Employee Stock Purchase Plan (together with the Incentive Plan, the &#8220;</font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:700;line-height:128%">Plans</font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">&#8221;).  This opinion letter is furnished to you at your request to enable you to fulfill the requirements of Item&#160;601(b)(5) of Regulation S-K, 17&#160;C.F.R. &#167;&#160;229.601(b)(5), in connection with the Registration Statement.</font></div><div style="margin-bottom:12pt;text-align:justify"><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">For purposes of this opinion letter, we have examined copies of such agreements, instruments and documents as we have deemed an appropriate basis on which to render the opinions hereinafter expressed.&#160;  In our examination of the aforesaid documents, we have assumed the genuineness of all signatures, the legal capacity of all natural persons, the accuracy and completeness of all documents submitted to us, the authenticity of all original documents, and the conformity to authentic original documents of all documents submitted to us as copies (including pdfs).  As to all matters of fact, we have relied on the representations and statements of fact made in the documents so reviewed, and we have not independently established the facts so relied on.  This opinion letter is given, and all statements herein are made, in the context of the foregoing. </font></div><div style="margin-bottom:12pt;text-align:justify"><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">This opinion letter is based as to matters of law solely on the Delaware</font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:12pt;font-weight:400;line-height:128%"> </font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">General Corporation Law, as amended.  We express no opinion herein as to any other statutes, rules or regulations.</font></div><div style="margin-bottom:12pt;text-align:justify"><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">Based upon, subject to and limited by the foregoing, we are of the opinion that following the (i)&#160;effectiveness of the Registration Statement, (ii) issuance of the Plan Shares pursuant to the terms of the respective Plan, and (iii)&#160;receipt by the Company of the consideration&#160; for the Plan Shares specified in the applicable resolutions of the Board of Directors or a duly authorized committee thereof, the respective Plan, and the applicable award agreements,&#160;the respective Plan Shares will be validly issued,&#160;fully paid, and nonassessable.&#160; </font></div><div style="margin-bottom:12pt;text-align:justify"><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">This opinion letter has been prepared for use in connection with the Registration Statement.  We assume no obligation to advise of any changes in the foregoing subsequent to the effective date of the Registration Statement.</font></div><div style="height:63.36pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:center"><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">1</font></div><div style="text-align:justify"><font><br></font></div><div style="margin-top:6pt;text-align:justify"><font style="color:#000000;font-family:'Arial',sans-serif;font-size:6pt;font-weight:400;line-height:128%"> </font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div style="text-align:justify"><font><br></font></div></div><div style="margin-bottom:12pt;text-align:justify"><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">We hereby consent to the filing of this opinion letter as Exhibit 5.1 to the Registration Statement.  In giving this consent, we do not thereby admit that we are an &#8220;expert&#8221; within the meaning of the Act.</font></div><div style="margin-bottom:12pt;text-align:justify"><font><br></font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">Very truly yours,</font></div><div style="text-align:justify"><font><br></font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">HOGAN LOVELLS US LLP</font></div><div style="text-align:justify"><font><br></font></div><div style="text-align:justify"><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10.5pt;font-weight:400;line-height:128%">HOGAN LOVELLS US LLP</font></div><div style="text-align:justify"><font><br></font></div><div style="text-align:justify"><font><br></font></div><div style="height:63.36pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="margin-top:6pt;text-align:justify"><font style="color:#000000;font-family:'Arial',sans-serif;font-size:6pt;font-weight:400;line-height:128%"> </font></div></div></div></body></html>
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