HTFL affiliate files Form 144 disclosing insider sale

HTFL provided a Form 144 notice reporting proposed and recent sales of common stock by an affiliate.

Rhea-AI Filing Summary

HTFL provided a Form 144 notice reporting proposed and recent sales of common stock by an affiliate. The filing shows a proposed sale related to a 06/25/2024 stock option exercise for 12,837 shares and discloses that John C. M. Farquhar sold 22,562 common shares on 02/10/2026 for $619,556.99.

Insights

Securities Compliance Counsel

Routine affiliate resale notice and a recent reported sale; no new corporate actions shown.

The filing lists a proposed sale tied to a 06/25/2024 stock option exercise for 12,837 shares and a reported sale by John C. M. Farquhar of 22,562 shares on 02/10/2026 for $619,556.99.

These entries are procedural disclosures under transfer restrictions; timing and methods of any future sales depend on the seller and compliance with Rule 144 conditions.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does HTFL's Form 144 show about recent insider sales?

It shows John C. M. Farquhar sold 22,562 common shares on 02/10/2026 for $619,556.99. This entry is a reported sale notice filed under Rule 144 showing a past disposition by an affiliate.

What proposed sale is listed in the HTFL Form 144?

The notice lists a proposed sale tied to a 06/25/2024 stock option exercise for 12,837 common shares. The line identifies the transaction type as a stock option exercise with cash consideration.

Who is the selling party named in the HTFL filing?

The filing names John C. M. Farquhar and a Fidelity brokerage entry for the securities. Farquhar is shown as the party who sold 22,562 shares on 02/10/2026.

Does HTFL's Form 144 state how proceeds will be used?

The excerpt does not state any use of proceeds. The filing lists transaction types and amounts, including the sale price $619,556.99, but contains no allocation or use‑of‑proceeds language.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/10/2026 - 10:53 AM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001900415
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Heartflow, Inc.
SEC File Number	001-42790
Address of Issuer	331 E EVELYN AVENUE MOUNTAIN VIEW CALIFORNIA 94041
Phone	650-241-1221
Name of Person for Whose Account the Securities are To Be Sold	Farquhar John C.M.
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	12837	290886.42	85158719	03/10/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	06/25/2024	Stock Option Exercise	Issuer			12837	06/25/2024	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
John C M Farquhar 331 E. Evelyn Avenue Mountain View CA 94041	Common	02/10/2026	22562	619556.99

144: Remarks and Signature

Remarks
Date of Notice	03/10/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	09/12/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for John C.M. Farquhar
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)