Heartflow (HTFL) director exercises options into 2,497 common shares

Rhea-AI Filing Summary

Heartflow, Inc. director Timothy C. Barabe reported exercising stock options for 2,497 shares of common stock on February 17, 2026. The options were converted into common shares at $8.33 per share, increasing his directly held stake to 170,854 common shares. This was an option exercise (code M), not an open-market purchase.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

BARABE TIMOTHY C

(Last) (First) (Middle)

C/O HEARTFLOW, INC.

331 E. EVELYN AVENUE

(Street)

MOUNTAIN VIEW CA 94041

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Heartflow, Inc. [ HTFL ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
02/17/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/17/2026		M		2,497	A	$8.33	170,854	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option	$8.33	02/17/2026		M			2,497	(1)	03/23/2032	Common Stock	2,497	$0	0	D

Explanation of Responses:

1. These stock options are fully exercisable.

	/s/ Nga Van, by power of attorney	02/19/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What insider transaction did Heartflow (HTFL) director Timothy C. Barabe report?

Timothy C. Barabe reported exercising stock options into Heartflow common shares. On February 17, 2026, he converted 2,497 stock options into 2,497 shares of common stock, as shown in the Form 4 insider filing.

How many Heartflow (HTFL) shares did Timothy C. Barabe acquire in this Form 4?

He acquired 2,497 shares of Heartflow common stock. The Form 4 shows a derivative exercise, where 2,497 stock options were converted into an equal number of common shares on February 17, 2026.

What price is shown for Timothy C. Barabe’s Heartflow (HTFL) option exercise?

The common stock acquired through the option exercise is reported at $8.33 per share. The derivative line shows the option itself at $0.00, and the corresponding common stock line lists a transaction price per share of $8.33.

How many Heartflow (HTFL) shares does Timothy C. Barabe own after this transaction?

After the transaction, he directly owns 170,854 shares of Heartflow common stock. The Form 4’s common stock line reports total shares following the transaction as 170,854, reflecting his updated direct beneficial ownership.

What does transaction code M mean in the Heartflow (HTFL) Form 4?

Transaction code M indicates an exercise or conversion of a derivative security. In this case, it shows stock options being exercised and converted into Heartflow common shares rather than an open-market buy or sell transaction.

Are Timothy C. Barabe’s Heartflow (HTFL) stock options fully exercisable?

Yes, the footnote states that these stock options are fully exercisable. This means all underlying option shares were available to be converted into common stock, consistent with the 2,497 options exercised in this Form 4.