STOCK TITAN

Heartflow (HTFL) director exercises 5,000 stock options at $19 strike price

(Neutral)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Heartflow, Inc. director Timothy C. Barabe exercised stock options covering 5,000 shares of common stock on July 17, 2026 at an exercise price of $19.00 per share. Following the option exercise, he directly owned 184,521 common shares and held 18,710 stock options, which are fully exercisable.

Positive

  • None.

Negative

  • None.
Insider BARABE TIMOTHY C
Role Director
Type Security Shares Price Value
Exercise Stock Option F1 5,000 $0.00 $0.00
Exercise Common Stock 5,000 $19.00 $95K
Holdings After Transaction: Stock Option — 18,710 shares (Direct); Common Stock — 184,521 shares (Direct)
Footnotes (1)
  1. F1. These stock options are fully exercisable.
Options Exercised 5000 shares Stock options exercised into common stock on 2026-07-17
Exercise Price $19.00 per share Exercise price for the 5,000 stock options converted to common stock
Common Shares After 184,521 shares Directly owned Heartflow common stock following the reported transactions
Options Remaining 18,710 options Stock options held after exercising 5,000 options from the grant
Option Expiration Date 2035-08-07 Expiration date of the stock option grant that was partially exercised
Stock Option financial
"Security title for the derivative position is listed as "Stock Option"."
A stock option is a contract that gives you the right to buy or sell a company's stock at a specific price within a certain time frame. People use them to potentially make money if the stock's price moves favorably or to protect against losses. It's like holding a coupon that can be used to buy or sell stock at a set price later on.
Common Stock financial
"Underlying security received from the option exercise is "Common Stock"."
Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.
derivative security financial
"Transaction code M reflects an exercise or conversion of a derivative security."
A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.
Exercise or conversion of derivative security financial
"The transaction code description states "Exercise or conversion of derivative security"."

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FAQ

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

Timothy C. Barabe reported exercising stock options for 5,000 Heartflow common shares. The options were exercised on July 17, 2026 and converted into directly held stock, without any reported open-market purchase or sale in this filing.

At what price were the 5,000 Heartflow (HTFL) options exercised by the director?

The 5,000 options were exercised at an effective price of $19.00 per share. This reflects the option’s exercise price used to acquire common stock, rather than a separate open-market purchase price, as indicated by the Form 4 transaction details.

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

After the option exercise, Timothy C. Barabe directly held 184,521 Heartflow common shares. This reflects his post-transaction ownership position in common stock as reported, excluding any additional holdings that are not shown in this specific Form 4.

How many Heartflow (HTFL) stock options does the director retain after exercising 5,000 options?

Following the transaction, Barabe held 18,710 stock options. These remaining options are reported as fully exercisable, meaning they can be converted into common stock before their stated expiration date, subject to the terms of the option agreement.

Were the Heartflow (HTFL) insider transactions reported under a Rule 10b5-1 trading plan?

The filing indicates the transactions were not made under a Rule 10b5-1 trading plan. The document-level checkbox for Rule 10b5-1 arrangements was not marked as affirmed, suggesting no pre-arranged trading plan governed this option exercise.

What is the expiration date of the Heartflow (HTFL) stock options that were partially exercised?

The stock options that were partially exercised have an expiration date of 2035-08-07. After exercising 5,000 options, Barabe continues to hold additional fully exercisable options from the same grant that remain subject to this expiration date.
SEC Form 4
FORM 4UNITED 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
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
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.
135 MAIN STREET, SUITE 1000

(Street)
SAN FRANCISCO CALIFORNIA 94105

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Heartflow, Inc. [ HTFL ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
07/17/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
CodeVAmount(A) or (D)Price
Common Stock07/17/2026M5,000A$19184,521D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Option$1907/17/2026M5,000 (1)08/07/2035Common Stock5,000$018,710D
Explanation of Responses:
1. These stock options are fully exercisable.
/s/ Nga Van, by power of attorney07/20/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)