HTFL Form 144: Affiliate sale reported, 8,000 shares

HTFL disclosed a Form 144 notice reporting proposed sales of common stock by affiliated holders.

Rhea-AI Filing Summary

HTFL disclosed a Form 144 notice reporting proposed sales of common stock by affiliated holders.

The excerpt lists a sale by Julie A. Cullivan of 8,000 common shares on 02/05/2026 for $218,560. It also shows Fidelity Brokerage Services LLC with an entry of 9,122 tied to a 12/17/2024 stock option exercise paid in cash.

Insights

Corporate Governance Analyst

Routine affiliate resale notice; limited immediate impact.

The filing records proposed sales of common stock by affiliated holders, including an 8,000-share sale by Julie A. Cullivan on 02/05/2026 at $218,560. This is a regulatory disclosure of intent to sell under Rule 144.

Cash-flow treatment and whether sales occurred are not specified in the excerpt; subsequent transaction filings or broker reports would show settlement details and actual market impact.

FAQ

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

What does HTFL's Form 144 filing disclose?

The filing discloses proposed sales of common stock by affiliated holders. It lists an 8,000-share sale by Julie A. Cullivan on 02/05/2026 for $218,560 and a 9,122 share entry tied to a 12/17/2024 stock option exercise.

Who is reported as selling shares in the HTFL Form 144?

The excerpt lists Julie A. Cullivan as selling 8,000 common shares on 02/05/2026. It also includes an entry naming Fidelity Brokerage Services LLC associated with 9,122 shares and a 12/17/2024 option exercise.

Does the Form 144 state how the shares were acquired?

Yes. The excerpt ties 9,122 shares to a 12/17/2024 stock option exercise described as paid in cash. The 8,000-share line for Julie A. Cullivan is reported as a sale on 02/05/2026.

Does this Form 144 confirm settlement of the reported sales?

No. The notice reports proposed sales and a sale date of 02/05/2026, but the excerpt does not state whether transactions settled. Settlement and market impact are not specified in the provided excerpt.

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

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Accepted by SEC EDGAR 03/05/2026 - 02:11 PM EST 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	0001713207
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	Cullivan Julie A
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	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	9122	228050.00	85158719	03/05/2026	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	12/17/2024	Stock Option Exercise	Issuer			9122	12/17/2024	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
Julie A. Cullivan 331 E. Evelyn Avenue Mountain View CA 94041	Common	02/05/2026	8000	218560.00

144: Remarks and Signature

Remarks
Date of Notice	03/05/2026
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/ Adam Gehring, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Julie A. Cullivan
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)