Heartflow holder plans ~$380K Rule 144 stock sale

Heartflow, Inc. (HTFL) received a notice that stockholder Vikram Verghese plans to sell up to 7,579 shares of common stock in a proposed public sale under Rule 144 through Fidelity Brokerage Services LLC.

Available on EDGAR 09/17/2026 - 04:37 PM EDT Accepted by SEC EDGAR 09/17/2026 - 04:37 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Heartflow, Inc. (HTFL) received a notice that stockholder Vikram Verghese plans to sell up to 7,579 shares of common stock in a proposed public sale under Rule 144 through Fidelity Brokerage Services LLC. The shares relate to a stock option exercise on June 10, 2024 for cash from the issuer.

The notice also lists prior open-market sales by Vikram Verghese during the past three months, including multiple transactions in common stock with stated share counts and dollar amounts.

Key Figures

Proposed shares to be sold: 7,579 shares Aggregate market value of securities to be sold: $379,815.26 Prior sale on September 2, 2026: 5,876 shares for $297,325.60 +2 more

5 metrics

Proposed shares to be sold 7,579 shares Maximum Heartflow common shares covered by the Rule 144 notice

Aggregate market value of securities to be sold $379,815.26 Value associated with the 7,579 shares proposed for sale

Prior sale on September 2, 2026 5,876 shares for $297,325.60 Heartflow common stock sold by Vikram Verghese during the past 3 months

Prior sale on September 3, 2026 27,540 shares for $1,368,471.99 Heartflow common stock sold by Vikram Verghese during the past 3 months

Prior sale on September 11, 2026 29,714 shares for $1,487,459.84 Heartflow common stock sold by Vikram Verghese during the past 3 months

Key Terms

Rule 144, Stock Option Exercise, attorney-in-fact, Common

4 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Stock Option Exercise financial

"Common | 06/10/2024 | Stock Option Exercise | Issuer"

A stock option exercise is the act of using a previously granted right to buy shares of a company's stock at a specific, predetermined price by paying that price and receiving the shares. It matters to investors because exercising changes who owns the shares (which can dilute existing ownership), can trigger taxable events and shift potential gains or losses, and affects voting power and the company’s outstanding share count—like turning a voucher into an actual product that becomes part of circulating supply.

attorney-in-fact regulatory

"as attorney-in-fact for Vikram Verghese"

An attorney-in-fact is the person or entity given legal authority through a power of attorney to act on behalf of another for specific tasks, such as signing documents, voting shares, or handling transactions. For investors, this matters because it lets a trusted representative make timely decisions or complete paperwork when the owner cannot, much like handing keys to someone to run errands on your behalf—so checks on scope and limits of that authority are important.

Common financial

"Common | Fidelity Brokerage Services LLC"

FAQ

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

What does the Form 144 filing disclose for Heartflow, Inc. (HTFL)?

It discloses that Vikram Verghese intends to sell up to 7,579 shares of Heartflow common stock in a proposed public sale under Rule 144, with Fidelity Brokerage Services LLC listed as broker.

How many Heartflow (HTFL) shares are proposed to be sold under this Form 144?

The notice states a proposed sale of up to 7,579 shares of common stock. This is the maximum amount covered by this particular Rule 144 filing.

How were the Heartflow (HTFL) shares to be sold acquired?

The shares to be sold are tied to a stock option exercise on June 10, 2024, with the issuer, Heartflow, Inc., listed as the party in the transaction and the consideration described as cash.

Which broker is handling the planned Heartflow (HTFL) Rule 144 sale?

The filing lists Fidelity Brokerage Services LLC, located in Smithfield, Rhode Island, as the broker for the proposed sale of Heartflow common stock under Rule 144.

What prior Heartflow (HTFL) stock sales by Vikram Verghese are disclosed?

The notice lists several past 3‑month sales of Heartflow common stock by Vikram Verghese, including 5,876 shares on September 2, 2026 for $297,325.60 and 27,540 shares on September 3, 2026 for $1,368,471.99.

Is the Rule 144 sale for Heartflow (HTFL) already completed?

No. Form 144 is a notice of proposed sale. The filing states an intention to sell up to 7,579 shares under Rule 144 but does not state that these proposed sales have been completed.

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

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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	0002079946
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	135 MAIN STREET, SUITE 1000 SAN FRANCISCO CALIFORNIA 94105
Phone	650-241-1221
Name of Person for Whose Account the Securities are To Be Sold	Verghese Vikram
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

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	7579	379815.26	86953627	09/17/2026	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	06/10/2024	Stock Option Exercise	Issuer			7579	06/10/2024	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
Vikram Verghese 135 Main Street Suite 1000 San Francisco CA 94105	Common	09/02/2026	5876	297325.60
Vikram Verghese 135 Main Street Suite 1000 San Francisco CA 94105	Common	09/03/2026	27540	1368471.99
Vikram Verghese 135 Main Street Suite 1000 San Francisco CA 94105	Common	09/08/2026	6640	332211.70
Vikram Verghese 135 Main Street Suite 1000 San Francisco CA 94105	Common	09/11/2026	29714	1487459.84
Vikram Verghese 135 Main Street Suite 1000 San Francisco CA 94105	Common	09/14/2026	4593	230743.50
Vikram Verghese 135 Main Street Suite 1000 San Francisco CA 94105	Common	09/15/2026	668	5034.54

144: Remarks and Signature

Remarks
Date of Notice	09/17/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	06/04/2026
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/ Jennifer Ruchti, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Vikram Verghese
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)