<SEC-DOCUMENT>0001628280-25-039103.txt : 20250807
<SEC-HEADER>0001628280-25-039103.hdr.sgml : 20250807
<ACCEPTANCE-DATETIME>20250807211419
ACCESSION NUMBER:		0001628280-25-039103
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20250807
FILED AS OF DATE:		20250807
DATE AS OF CHANGE:		20250807

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Tansey Casey M
		CENTRAL INDEX KEY:			0001474322
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-42790
		FILM NUMBER:		251195982

	MAIL ADDRESS:	
		STREET 1:		1460 EL CAMINO REAL STE 100
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Heartflow, Inc.
		CENTRAL INDEX KEY:			0001464521
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		EIN:				260506743
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		331 E EVELYN AVENUE
		CITY:			MOUNTAIN VIEW
		STATE:			CA
		ZIP:			94041
		BUSINESS PHONE:		650-241-1221

	MAIL ADDRESS:	
		STREET 1:		331 E EVELYN AVENUE
		CITY:			MOUNTAIN VIEW
		STATE:			CA
		ZIP:			94041

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Cardiovascular Simulation, Inc.
		DATE OF NAME CHANGE:	20090519
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>wk-form3_1754615650.xml
<DESCRIPTION>FORM 3
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        <issuerName>Heartflow, Inc.</issuerName>
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                    <value>250000</value>
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    <footnotes>
        <footnote id="F1">Each share of Series B-1 preferred stock and Series B-2 preferred stock is convertible on a 1-to-0.4031 basis into shares of Heartflow, Inc.'s (&quot;Heartflow&quot;) common stock and has no expiration date. The Series B-1 preferred stock and Series B-2 preferred stock will automatically convert into the underlying shares of common stock upon the closing of Heartflow's initial public offering. The conversion rate gives effect to the 1-for-2.92 reverse stock split of Heartflow's common stock, which became effective on July 31, 2025.</footnote>
        <footnote id="F2">Presidio Management Group X, L.L.C. (&quot;PMG X&quot;) is the general partner of U.S. Venture Partners X, L.P. and USVP X Affiliates, L.P. The Reporting Person, Steven M. Krausz, Richard W. Lewis, Jonathan D. Root and Irwin Federman are the managing members of PMG X, and share voting and dispositive power with respect to the shares held by U.S. Venture Partners X, L.P. and USVP X Affiliates, L.P. Each of the managing members of PMG X disclaims beneficial ownership of such holdings, except to the extent of their pecuniary interest in the shares, and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of all of the reported shares for purposes of Section 16 or for any other purpose.</footnote>
        <footnote id="F3">Each share of Series C preferred stock is convertible on a 1-to-0.5764 basis into shares of Heartflow's common stock and has no expiration date. The Series C preferred stock will automatically convert into the underlying shares of common stock upon the closing of Heartflow's initial public offering. The conversion rate gives effect to the 1-for-2.92 reverse stock split of Heartflow's common stock, which became effective on July 31, 2025.</footnote>
        <footnote id="F4">Each share of Series D preferred stock is convertible on a 1-to-0.6467 basis into shares of Heartflow's common stock and has no expiration date. The Series D preferred stock will automatically convert into the underlying shares of common stock upon the closing of Heartflow's initial public offering. The conversion rate gives effect to the 1-for-2.92 reverse stock split of Heartflow's common stock, which became effective on July 31, 2025.</footnote>
        <footnote id="F5">Each share of Series F preferred stock is convertible on a 1-to-0.3425 basis into shares of Heartflow's common stock and has no expiration date. The Series F preferred stock will automatically convert into the underlying shares of common stock upon the closing of Heartflow's initial public offering. The conversion rate gives effect to the 1-for-2.92 reverse stock split of Heartflow's common stock, which became effective on July 31, 2025.</footnote>
        <footnote id="F6">Represents the outstanding principal amount of a convertible promissory note held by U.S. Venture Partners X, L.P., which will automatically convert upon consummation of Heartflow's initial public offering into shares of common stock at a conversion price of 80% of the price per share in Heartflow's initial public offering, subject to a valuation ceiling of $2.0 billion. These shares of common stock issuable upon conversion of the convertible promissory note have no expiration date.</footnote>
        <footnote id="F7">Represents the outstanding principal amount of a convertible promissory note held by USVP X Affiliates, L.P., which will automatically convert upon consummation of Heartflow's initial public offering into shares of common stock at a conversion price of 80% of the price per share in Heartflow's initial public offering, subject to a valuation ceiling of $2.0 billion. These shares of common stock issuable upon conversion of the convertible promissory note have no expiration date.</footnote>
        <footnote id="F8">Represents the outstanding principal amount of a convertible promissory note held by Mr. Tansey, which will automatically convert upon consummation of Heartflow's initial public offering into shares of common stock at a conversion price of 80% of the price per share in Heartflow's initial public offering, subject to a valuation ceiling of $2.0 billion. These shares of common stock issuable upon conversion of the convertible promissory note have no expiration date.</footnote>
    </footnotes>

    <remarks>Exhibit 24 - Power of Attorney.</remarks>

    <ownerSignature>
        <signatureName>/s/ Angela Ahmad, Attorney-in-Fact for Casey M. Tansey</signatureName>
        <signatureDate>2025-08-07</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
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</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>caseytansey-poa.htm
<DESCRIPTION>EX-24
<TEXT>
<html><head>
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<title>Document</title></head><body><div id="i9b27fbe7213d44b28736561507e3c26d_1"></div><div style="min-height:72pt;width:100%"><div style="margin-bottom:12pt"><font><br></font></div></div><div style="margin-bottom:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:700;line-height:120%">POWER OF ATTORNEY</font></div><div style="margin-bottom:24pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:700;line-height:120%">FOR SEC REPORTING PURPOSES</font></div><div style="margin-bottom:12pt;text-align:justify;text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">The undersigned, hereby makes, constitutes and appoints each of Angela Ahmad, Mhairi Jones and Nga Van, so long as each is employed at Heartflow, Inc., a Delaware corporation (the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;text-decoration:underline">Company</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">&#8221;), and Aden Lake Grey, Ashley Gust and Shelly Heyduk, each of O&#8217;Melveny &#38; Myers LLP (&#8220;</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;text-decoration:underline">O&#8217;Melveny</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">&#8221;), outside counsel to the Company, so long as each is employed at O&#8217;Melveny, with full power of substitution and re-substitution, acting individually, as the undersigned&#8217;s true and lawful Attorney-in-Fact and agent (each, an &#8220;</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;text-decoration:underline">Attorney-in-Fact</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">&#8221;), with full power to act for the undersigned and in the undersigned&#8217;s name, place, and stead, to&#58;</font></div><div style="margin-bottom:12pt;text-align:justify;text-indent:49.7pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">(i)</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;padding-left:11.93pt">obtain credentials (including codes or passwords) or take such other actions as may be necessary or appropriate to enable the undersigned to submit and file documents, forms and information with the U.S. Securities and Exchange Commission (&#8220;</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;text-decoration:underline">SEC</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">&#8221;) via the Electronic Data Gathering and Retrieval (&#8220;</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;text-decoration:underline">EDGAR</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">&#8221;) system, including (A)&#160;preparing, executing in the undersigned&#8217;s name and on the undersigned&#8217;s behalf, and submitting to the SEC a Form ID (and any amendments thereto) or any other documents or information necessary or appropriate to obtain credentials for submitting and filing documents via EDGAR, including legally binding the undersigned for purpose of the Form ID or such other documents&#59; and (B) enrolling the undersigned in EDGAR Next or any successor filing system&#59;</font></div><div style="margin-bottom:12pt;text-align:justify;text-indent:49.7pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">(ii)</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;padding-left:8.88pt">be named as an account administrator in the undersigned&#8217;s Form ID and take action in such capacity for the undersigned&#8217;s EDGAR account, including&#58; (A)&#160;appointing, removing and replacing account administrators (each with the capacity to act on the undersigned&#8217;s behalf to manage the undersigned&#8217;s EDGAR account, including the capacity to take all of the actions set forth in (A)-(F) of this paragraph (ii))&#59; (B) appointing, removing and replacing technical administrators, account users, and delegated entities&#59; (C)&#160;maintaining the security of the undersigned&#8217;s EDGAR account, including modification of access codes&#59; (D)&#160;maintaining, modifying and certifying the accuracy of information on the undersigned&#8217;s EDGAR account dashboard&#59; (E) acting as the EDGAR point of contact with respect to the undersigned&#8217;s EDGAR account&#59; and (F)&#160;taking any other actions contemplated by Rule 10 of Regulation S-T&#59;</font></div><div style="margin-bottom:12pt;text-align:justify;text-indent:49.7pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">(iii)</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;padding-left:5.83pt">prepare and execute for and on behalf of the undersigned any and all forms, schedules or other documents (including any amendments thereto) the undersigned is required to file with the SEC under Section 13 or Section 16 of the Securities Exchange Act of 1934, as amended (the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;text-decoration:underline">Exchange Act</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">&#8221;) or any rule or regulation thereunder, or under Rule 144 under the Securities Act of 1933, as amended (the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;text-decoration:underline">Securities Act</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">&#8221;), including&#58; (A) Initial Statement of Beneficial Ownership of Securities on Form 3, Statement of Changes of Beneficial Ownership of Securities on Form 4, or Annual Statement of Beneficial Ownership of Securities on Form 5&#59; (B)&#160;Statement of Ownership on Schedule 13G or Schedule 13D&#59; and (C)&#160;Notice of Proposed Sale of Securities on Form&#160;144 (all such forms, schedules and other documents, including those described in clauses (A) through (C) are, collectively, the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;text-decoration:underline">SEC Filings</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">&#8221;)&#59; </font></div><div style="margin-bottom:12pt;text-align:justify;text-indent:49.7pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">(iv)</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;padding-left:6.43pt">submit and file the SEC Filings with the SEC via the EDGAR system or cause them to be submitted and filed with the SEC by a person who has been appointed to a role with filing privileges on the undersigned&#8217;s EDGAR Next account&#59; </font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="margin-bottom:12pt"><font><br></font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div style="margin-bottom:12pt"><font><br></font></div></div><div style="margin-bottom:12pt;text-align:justify;text-indent:49.7pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">(v)</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;padding-left:9.48pt">seek and obtain, as the undersigned&#8217;s representative and on the undersigned&#8217;s behalf, from any third party, including brokers, employee benefit plan administrators and trustees, information on transactions by the undersigned in the equity securities of the Company, and the undersigned hereby authorizes any such person to release such information to the requesting Attorney-in-Fact&#59; and</font></div><div style="margin-bottom:12pt;text-align:justify;text-indent:49.7pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">(vi)</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;padding-left:6.43pt">do and perform any other action of any type whatsoever in connection with the foregoing that, in the opinion of such Attorney-in-Fact, may be of benefit to, in the best interest of, or legally required by, the undersigned, and the undersigned hereby ratifies and confirms all that any such Attorney-in-Fact and agent or substitute may do or cause to be done by virtue hereof.</font></div><div style="margin-bottom:6pt;text-align:justify;text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">The undersigned acknowledges that&#58;</font></div><div style="margin-bottom:12pt;padding-left:72pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">(i)</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;padding-left:7.63pt">each Attorney-in-Fact is serving in such capacity at the request of the undersigned&#59; </font></div><div style="margin-bottom:12pt;padding-left:72pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">(ii)</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;padding-left:4.58pt">this Power of Attorney authorizes, but does not require, each Attorney-in-Fact to act in their discretion on information provided to such Attorney-in-Fact without independent verification of such information&#59; </font></div><div style="margin-bottom:12pt;padding-left:72pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">(iii)</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;padding-left:1.53pt">any documents prepared and&#47;or executed by the Attorney-in-Fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such information and disclosure as such Attorney-in-Fact, in their sole discretion, deems necessary or advisable&#59; </font></div><div style="margin-bottom:12pt;padding-left:72pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">(iv)</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;padding-left:2.13pt">none of the Company nor any Attorney-in-Fact assumes (A) any liability for the undersigned&#8217;s responsibility to comply with the requirements of Section 13 or Section 16 of the Exchange Act or the rules and regulations thereunder or Rule 144 under the Securities Act, (B) any liability of the undersigned for any failure to comply with such requirements, or (C) any obligation or liability of the undersigned for profit disgorgement under Section 16(b) of the Exchange Act&#59; and</font></div><div style="margin-bottom:12pt;padding-left:72pt;text-align:justify;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:12pt;font-weight:400;line-height:120%">(v)</font><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%;padding-left:4.02pt">this Power of Attorney does not relieve the undersigned from responsibility for compliance with the undersigned&#8217;s obligations, including reporting requirements under Section 13 or Section 16 of the Exchange Act or the rules and regulations thereunder or Rule 144 under the Securities Act,.</font></div><div style="margin-bottom:24pt;text-align:justify;text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms 3, 4 and 5, Schedules 13D or 13G or Forms 144 with respect to the undersigned&#8217;s holdings of, and transactions in, securities of the Company, unless earlier revoked as to any Attorney-in-Fact by the undersigned in a signed writing delivered to such Attorney-in-Fact.  This Power of Attorney revokes all previous powers of attorney with respect to the subject matter of this Power of Attorney.</font></div><div style="margin-bottom:24pt;text-align:justify;text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;letter-spacing:-0.009000000000000001em;line-height:120%">IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 1st day of August, 2025.</font></div><div style="margin-bottom:12pt;text-align:right"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:47.115%"><tr><td style="width:1.0%"></td><td style="width:76.110%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:21.690%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">&#47;s&#47; Casey M. Tansey</font></div></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="border-top:0.5pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#000000;font-family:'Times New Roman',serif;font-size:11pt;font-weight:400;line-height:120%">CASEY M. TANSEY</font></div></td><td colspan="3" style="padding:0 1pt"></td></tr></table></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="margin-bottom:12pt"><font><br></font></div></div></div></body></html>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
