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    SEC Form SCHEDULE 13G filed by Heartflow Inc.

    3/31/26 5:42:59 PM ET
    $HTFL
    Medical/Dental Instruments
    Health Care
    Get the next $HTFL alert in real time by email



    SECURITIES AND EXCHANGE COMMISSION
    Washington, D.C. 20549


    SCHEDULE 13G


    UNDER THE SECURITIES EXCHANGE ACT OF 1934
    Heartflow, Inc.

    (Name of Issuer)


    COMMON STOCK

    (Title of Class of Securities)




    42238D107

    (CUSIP Number)
    03/24/2026

    (Date of Event Which Requires Filing of this Statement)


    Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
    Checkbox checked   Rule 13d-1(b)
    Checkbox not checked   Rule 13d-1(c)
    Checkbox not checked   Rule 13d-1(d)




    schemaVersion:


    SCHEDULE 13G

    CUSIP Number(s):
    42238D107


    1Names of Reporting Persons

    HealthCor Partners Management LP
    2Check the appropriate box if a member of a Group (see instructions)

    Checkbox not checked  (a)
    Checkbox not checked  (b)
    3Sec Use Only
    4Citizenship or Place of Organization

    DELAWARE
    Number of Shares Beneficially Owned by Each Reporting Person With:
    5Sole Voting Power

    0.00
    6Shared Voting Power

    2,082,014.00
    7Sole Dispositive Power

    0.00
    8Shared Dispositive Power

    2,082,014.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    2,082,014.00
    10Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

    Checkbox not checked
    11Percent of class represented by amount in row (9)

    2.4 %
    12Type of Reporting Person (See Instructions)

    IA


    SCHEDULE 13G

    CUSIP Number(s):
    42238D107


    1Names of Reporting Persons

    HealthCor Partners Fund LP
    2Check the appropriate box if a member of a Group (see instructions)

    Checkbox not checked  (a)
    Checkbox not checked  (b)
    3Sec Use Only
    4Citizenship or Place of Organization

    DELAWARE
    Number of Shares Beneficially Owned by Each Reporting Person With:
    5Sole Voting Power

    0.00
    6Shared Voting Power

    1,248,939.00
    7Sole Dispositive Power

    0.00
    8Shared Dispositive Power

    1,248,939.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    1,248,939.00
    10Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

    Checkbox not checked
    11Percent of class represented by amount in row (9)

    1.5 %
    12Type of Reporting Person (See Instructions)

    OO

    Comment for Type of Reporting Person:  PRIVATE FUND MANAGED BY HEALTHCOR PARTNERS MANAGEMENT, LP


    SCHEDULE 13G

    CUSIP Number(s):
    42238D107


    1Names of Reporting Persons

    HealthCor Partners Fund II, L.P.
    2Check the appropriate box if a member of a Group (see instructions)

    Checkbox not checked  (a)
    Checkbox not checked  (b)
    3Sec Use Only
    4Citizenship or Place of Organization

    DELAWARE
    Number of Shares Beneficially Owned by Each Reporting Person With:
    5Sole Voting Power

    0.00
    6Shared Voting Power

    833,075.00
    7Sole Dispositive Power

    0.00
    8Shared Dispositive Power

    833,075.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    833,075.00
    10Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

    Checkbox not checked
    11Percent of class represented by amount in row (9)

    1.0 %
    12Type of Reporting Person (See Instructions)

    OO

    Comment for Type of Reporting Person:  PRIVATE FUND MANAGED BY HEALTHCOR PARTNERS MANAGEMENT LP


    SCHEDULE 13G

    Item 1. 
    (a)Name of issuer:

    Heartflow, Inc.
    (b)Address of issuer's principal executive offices:

    331 E EVELYN AVENUE, MOUNTAIN VIEW, CALIFORNIA, 94041
    Item 2. 
    (a)Name of person filing:

    HEALTHCOR PARTNERS MANAGEMENT, LP HEALTHCOR PARTNERS FUND, L.P. HEALTHCOR PARNERS FUND II, L.P.
    (b)Address or principal business office or, if none, residence:

    C/O HEALTHCOR PARTNERS MANAGEMENT, L.P. 186 SEVEN FARMS DRIVE, SUITE F-371 DANIEL ISLAND, SOUTH CAROLINA 29492
    (c)Citizenship:

    HEALTHCOR PARTNERS MANAGEMENT, LP - DELAWARE HEALTHCOR PARTNERS FUND, L.P. - DELAWARE HEALTHCOR PARNERS FUND II, L.P. - DELAWARE
    (d)Title of class of securities:

    COMMON STOCK
    (e)CUSIP Number(s):

    42238D107
    Item 3.If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
    (a)Checkbox not checked   Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
    (b)Checkbox not checked   Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
    (c)Checkbox not checked   Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
    (d)Checkbox not checked   Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
    (e)Checkbox checked   An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
    (f)Checkbox not checked   An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
    (g)Checkbox not checked   A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
    (h)Checkbox not checked   A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
    (i)Checkbox not checked   A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
    (j)Checkbox not checked   A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
           please specify the type of institution:
    (k)Checkbox not checked   Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
     
    Item 4.Ownership
    (a)Amount beneficially owned:

    HEALTHCOR PARTNERS MANAGEMENT, LP - 2,082,014 (BENEFICIALLY OWNED DUE TO MANAGING THE TWO FUNDS BELOW.) HEALTHCOR PARTNERS FUND, L.P. - 1,248,939 SHARES HEALTHCOR PARNERS FUND II, L.P. - 833,075 SHARES PRIOR TO THE DISTRIBUTION OF HCPCIV 1, LLC DISTRIBUTION OF THE FUND'S 4,615,542 SHARES, HEALTHCOR PARTNERS MANAGMENET, LP HELD 6,697,556 SHARES.
    (b)Percent of class:

    HEALTHCOR PARTNERS MANAGEMENT, LP - 2.4% HEALTHCOR PARTNERS FUND, L.P. - 1.5% HEALTHCOR PARNERS FUND II, L.P. - 1% PRIOR TO THE DISTRIBUTION OF HCPCIV 1, LLC DISTRIBUTION OF THE FUND'S 4,615,542 SHARES, HEALTHCOR PARTNERS MANAGMENET, LP HELD 7.8% OF SHARE CLASS.
    (c)Number of shares as to which the person has:
     (i) Sole power to vote or to direct the vote:

    0

     (ii) Shared power to vote or to direct the vote:

    HEALTHCOR PARTNERS MANAGEMENT, LP - SHARED POWER TO VOTE 2,082,014 WITH THE FUNDS LISTED BELOW HEALTHCOR PARTNERS FUND, L.P. - 1,248,939 SHARES HEALTHCOR PARNERS FUND II, L.P. - 833,075 SHARES

     (iii) Sole power to dispose or to direct the disposition of:

    0

     (iv) Shared power to dispose or to direct the disposition of:

    HEALTHCOR PARTNERS MANAGEMENT, LP - SHARED POWER TO DISPOSE OF 2,082,014 WITH THE FUNDS LISTED BELOW HEALTHCOR PARTNERS FUND, L.P. - 1,248,939 SHARES HEALTHCOR PARNERS FUND II, L.P. - 833,075 SHARES HCPCIV 1, LLC DISTRIBUTED 4,615,542 SHARES TO FUND INVESTORS ON MARCH 24, 2026

    Item 5.Ownership of 5 Percent or Less of a Class.
     
    Ownership of 5 percent or less of a class
    Item 6.Ownership of more than 5 Percent on Behalf of Another Person.
     
    Not Applicable
    Item 7.Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
     
    Not Applicable
    Item 8.Identification and Classification of Members of the Group.
     
    Not Applicable
    Item 9.Notice of Dissolution of Group.
     
    Not Applicable

    Item 10.Certifications:
     
    By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

        SIGNATURE 
     
    After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

     
    HealthCor Partners Management LP
     
    Signature:ELIZABETH M. LILLEY
    Name/Title:CHIEF COMPLIANCE OFFICER
    Date:03/31/2026
     
    HealthCor Partners Fund LP
     
    Signature:ELIZABETH M. LILLEY
    Name/Title:CHIEF COMPLIANCE OFFICER
    Date:03/31/2026
     
    HealthCor Partners Fund II, L.P.
     
    Signature:ELIZABETH M. LILLEY
    Name/Title:CHIEF COMPLIANCE OFFICER
    Date:03/31/2026
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