<SEC-DOCUMENT>0001193125-22-222387.txt : 20220816
<SEC-HEADER>0001193125-22-222387.hdr.sgml : 20220816
<ACCEPTANCE-DATETIME>20220816165559
ACCESSION NUMBER:		0001193125-22-222387
CONFORMED SUBMISSION TYPE:	NT 10-Q
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20220630
FILED AS OF DATE:		20220816
DATE AS OF CHANGE:		20220816
EFFECTIVENESS DATE:		20220816

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Arcellx, Inc.
		CENTRAL INDEX KEY:			0001786205
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				472855917
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		NT 10-Q
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-41259
		FILM NUMBER:		221170850

	BUSINESS ADDRESS:	
		STREET 1:		25 WEST WATKINS MILL ROAD
		STREET 2:		SUITE A
		CITY:			GAITHERSBURG
		STATE:			MD
		ZIP:			20878
		BUSINESS PHONE:		240-723-6641

	MAIL ADDRESS:	
		STREET 1:		25 WEST WATKINS MILL ROAD
		STREET 2:		SUITE A
		CITY:			GAITHERSBURG
		STATE:			MD
		ZIP:			20878
</SEC-HEADER>
<DOCUMENT>
<TYPE>NT 10-Q
<SEQUENCE>1
<FILENAME>d387402dnt10q.htm
<DESCRIPTION>NT 10-Q
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<TD VALIGN="top" COLSPAN="3" NOWRAP ALIGN="center" STYLE="BORDER-LEFT:1px solid #000000; BORDER-TOP:1px solid #000000; BORDER-RIGHT:1px solid #000000; padding-left:8pt">SEC&nbsp;File&nbsp;Number:&nbsp;001-41259&nbsp;</TD>
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<TD VALIGN="top" COLSPAN="3" ALIGN="center" STYLE="BORDER-LEFT:1px solid #000000; BORDER-RIGHT:1px solid #000000; padding-left:8pt">&nbsp;&nbsp;&nbsp;&nbsp;</TD>
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<TD VALIGN="top" COLSPAN="3" ALIGN="center" STYLE="BORDER-LEFT:1px solid #000000; BORDER-RIGHT:1px solid #000000; BORDER-BOTTOM:1px solid #000000; padding-left:8pt">CUSIP&nbsp;Number:&nbsp;03940C100</TD>
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</TABLE></DIV> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P> <P STYLE="line-height:1.0pt;margin-top:0pt;margin-bottom:0pt;border-bottom:1px solid #000000">&nbsp;</P>
<P STYLE="line-height:3.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1px solid #000000">&nbsp;</P> <P STYLE="margin-top:4pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman" ALIGN="center"><B>UNITED STATES </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman" ALIGN="center"><B>SECURITIES AND EXCHANGE COMMISSION </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman" ALIGN="center"><B>Washington, D.C. 20549 </B></P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center>
<P STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</P></center> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman" ALIGN="center"><B>FORM <FONT
STYLE="white-space:nowrap">12b-25</FONT> </B></P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center>
<P STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</P></center> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman" ALIGN="center"><B>NOTIFICATION
OF LATE FILING </B></P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
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<TD VALIGN="top" ALIGN="right"><I>(Check one):&nbsp;&nbsp;&nbsp;&nbsp;</I></TD>
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<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">&#9744;&nbsp;&nbsp;Form&nbsp;10-K&nbsp;&nbsp;&nbsp;&nbsp;
<FONT STYLE="white-space:nowrap">&#9744;&nbsp;&nbsp;Form&nbsp;20-F&nbsp;&nbsp;&nbsp;&nbsp;</FONT> <FONT STYLE="white-space:nowrap">&#9744;&nbsp;&nbsp;Form&nbsp;11-K&nbsp;&nbsp;&nbsp;&nbsp;</FONT>
<FONT STYLE="white-space:nowrap">&#9746;&nbsp;&nbsp;Form&nbsp;10-Q</FONT></P> <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman">&#9744;&nbsp;&nbsp;Form&nbsp;10-D&nbsp;&nbsp;&nbsp;&nbsp; <FONT
STYLE="white-space:nowrap">&#9744;&nbsp;&nbsp;Form&nbsp;N-CEN&nbsp;&nbsp;&nbsp;&nbsp;</FONT> <FONT STYLE="white-space:nowrap">&#9744;&nbsp;&nbsp;Form&nbsp;N-CSR</FONT></P></TD></TR>
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<TD VALIGN="bottom">For&nbsp;Period&nbsp;Ended: June&nbsp;30, 2022</TD></TR>
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<TD VALIGN="top"></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom">&#9744;&nbsp;&nbsp;Transition Report on Form&nbsp;10-K</TD></TR>
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<TD VALIGN="bottom">&#9744;&nbsp;&nbsp;Transition Report on Form&nbsp;20-F</TD></TR>
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<TD VALIGN="top"></TD>
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<TD VALIGN="bottom">&#9744;&nbsp;&nbsp;Transition Report on Form&nbsp;11-K</TD></TR>
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<TD VALIGN="bottom">&#9744;&nbsp;&nbsp;Transition Report on Form&nbsp;10-Q</TD></TR>
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<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom">For&nbsp;the&nbsp;Transition&nbsp;Period&nbsp;Ended: <U>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</U></TD></TR>
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<TD HEIGHT="4" STYLE="BORDER-LEFT:1px solid #000000; BORDER-TOP:1px solid #000000; BORDER-RIGHT:1px solid #000000; padding-left:8pt">&nbsp;</TD></TR>
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<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Nothing in this form shall be construed to imply that the Commission has verified any information contained herein.</B></P>
<P STYLE="font-size:3pt; margin-top:0pt; margin-bottom:1pt" align="left">&nbsp;</P></TD></TR>
</TABLE> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">If the notification relates to a portion of the filing checked above, identify the Item(s) to which the notification relates:
Not applicable. </P> <P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P> <P STYLE="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</P>
<P STYLE="line-height:1.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1px solid #000000">&nbsp;</P> <P STYLE="margin-top:18pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>PART I &#151; REGISTRANT
INFORMATION </B></P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:22pt; font-family:Times New Roman" ALIGN="center"><B>Arcellx, Inc. </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">Full Name of Registrant </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:22pt; font-family:Times New Roman" ALIGN="center"><B>N/A
</B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">Former Name if Applicable </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>25 West Watkins Mill Road, Suite A </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center">Address of Principal Executive Office <I>(Street and Number)</I> </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Gaithersburg, MD 20878 </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center">City, State and Zip Code </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>PART
II &#151; RULES <FONT STYLE="white-space:nowrap">12b-25(b)</FONT> AND (c) </B></P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">If the subject report could not be filed without unreasonable effort or
expense and the registrant seeks relief pursuant to Rule <FONT STYLE="white-space:nowrap">12b-25(b),</FONT> the following should be completed. (Check box if appropriate) </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
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<TD VALIGN="middle" ROWSPAN="3" STYLE="BORDER-RIGHT:1px solid #000000; padding-left:8pt">&#9746;&nbsp;&nbsp;&nbsp;</TD>
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<TD VALIGN="top">(a)</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top">The reason described in reasonable detail in Part&nbsp;III of this form could not be eliminated without unreasonable effort or expense</TD></TR>
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<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top">(b)</TD>
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<TD VALIGN="top">The subject annual report, semi-annual report, transition report on Form 10-K, Form 20-F, Form 11-K, Form N-SAR or Form N-CSR, or portion thereof, will be filed on or before the fifteenth calendar day following the prescribed due
date; or the subject quarterly report or transition report on Form 10-Q or subject distribution report on Form 10-D, or portion thereof, will be filed on or before the fifth calendar day following the prescribed due date; and</TD></TR>
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<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top">(c)</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top">The accountant&#146;s statement or other exhibit required by <FONT STYLE="white-space:nowrap">Rule&nbsp;12b-25(c)</FONT> has been attached if applicable.</TD></TR>
</TABLE> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>PART III &#151; NARRATIVE </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">State below in reasonable detail why Forms <FONT STYLE="white-space:nowrap">10-K,</FONT> <FONT STYLE="white-space:nowrap">20-F,</FONT> <FONT
STYLE="white-space:nowrap">11-K,</FONT> <FONT STYLE="white-space:nowrap">10-Q,</FONT> <FONT STYLE="white-space:nowrap">10-D,</FONT> <FONT STYLE="white-space:nowrap">N-CEN,</FONT> <FONT STYLE="white-space:nowrap">N-CSR,</FONT> or the transition
report or portion thereof, could not be filed within the prescribed time period. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Arcellx, Inc. (the &#147;Company&#148;) is filing this Notification of
Late Filing on Form <FONT STYLE="white-space:nowrap">12b-25</FONT> with respect to its Quarterly Report on Form <FONT STYLE="white-space:nowrap">10-Q</FONT> for the quarter ended June&nbsp;30, 2022 (the &#147;Quarterly Report&#148;). The Quarterly
Report was not accepted with the U.S. Securities and Exchange Commission (the &#147;Commission&#148;) by the 5:30 p.m. EDT submission deadline due to problems and errors experienced by the Company&#146;s financial printer with respect to accessing
the Commission&#146;s EDGAR filing site. The Form <FONT STYLE="white-space:nowrap">10-Q</FONT> was complete, executed and ready to be filed with the Commission prior to 5:30 p.m. EDT deadline and the Company&#146;s financial printer attempted to
commence transmission of the Quarterly Report prior to such deadline. The Company filed the Quarterly Report shortly after 5:30 p.m. EDT on August&nbsp;15, 2022. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>PART IV &#151; OTHER INFORMATION </B></P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
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<TD VALIGN="top">(1)</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;&nbsp;&nbsp;</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom" COLSPAN="9">Name and telephone number of person to contact in regard to this notification</TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
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<TD VALIGN="top"></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom" STYLE=" BORDER-BOTTOM:1px solid #000000">&nbsp;</TD>
<TD VALIGN="bottom" ALIGN="center" STYLE="BORDER-BOTTOM:1px solid #000000">Michelle Gilson</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;&nbsp;&nbsp;</TD>
<TD VALIGN="bottom" STYLE=" BORDER-BOTTOM:1px solid #000000">&nbsp;</TD>
<TD VALIGN="bottom" ALIGN="center" STYLE="BORDER-BOTTOM:1px solid #000000">(240)</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;&nbsp;&nbsp;</TD>
<TD VALIGN="bottom" STYLE=" BORDER-BOTTOM:1px solid #000000">&nbsp;</TD>
<TD VALIGN="bottom" ALIGN="center" STYLE="BORDER-BOTTOM:1px solid #000000">327-0603</TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<TD VALIGN="top"></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom" ALIGN="center">(Name)</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom" ALIGN="center">(Area&nbsp;Code)</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom" ALIGN="center">(Telephone&nbsp;Number)</TD></TR>
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<TD VALIGN="top">(2)</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom" COLSPAN="9">Have all other periodic reports required under Section 13 or 15(d) of the Securities Exchange Act of 1934 or Section 30 of the Investment Company Act of 1940 during the preceding 12 months or for such shorter period
that the registrant was required to file such report(s) been filed? If answer is no, identify report(s).&nbsp;&nbsp;&nbsp;&nbsp;&#9746;&nbsp;&nbsp;Yes&nbsp;&nbsp;&nbsp;&nbsp;&#9744;&nbsp;&nbsp;No</TD></TR>
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<TD VALIGN="top"></TD>
<TD VALIGN="bottom">&nbsp;</TD>
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<TD VALIGN="bottom" STYLE=" BORDER-BOTTOM:1px solid #000000">&nbsp;</TD>
<TD VALIGN="bottom" COLSPAN="9" STYLE="BORDER-BOTTOM:1px solid #000000"><FONT STYLE="font-size:10pt">&nbsp;&nbsp;&nbsp;&nbsp;</FONT></TD></TR>
<TR STYLE="font-size:1pt">
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<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">(3)</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom" COLSPAN="9">Is it anticipated that any significant change in results of operations from the corresponding period for the last fiscal year will be reflected by the earnings statements to be included in the subject report or
portion thereof?&nbsp;&nbsp;&nbsp;&nbsp;&#9744;&nbsp;&nbsp;Yes&nbsp;&nbsp;&nbsp;&nbsp;&#9746;&nbsp;&nbsp;No</TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="8"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD>
<TD HEIGHT="8" COLSPAN="10"></TD></TR>
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<TD VALIGN="top"></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom" COLSPAN="9">If so: attach an explanation of the anticipated change, both narratively and quantitatively, and, if appropriate, state the reasons why a reasonable estimate of the results cannot be made.</TD></TR>
</TABLE> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P> <P STYLE="line-height:1.5pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.50pt solid #000000">&nbsp;</P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Arcellx, Inc. </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center">(Name of
Registrant as Specified in Charter) </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">has caused this notification to be signed on its behalf by the undersigned hereunto duly authorized. </P>
<P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
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<TD VALIGN="top">Date: August&nbsp;16, 2022</TD>
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<TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman"><I>/s/ Michelle Gilson</I></P></TD></TR>
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<TD VALIGN="top">Michelle Gilson, Chief Financial Officer</TD></TR>
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