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Braveheart Bio director buys 55,555 shares at $18

Braveheart Bio, Inc. director David Charles Lubner reported acquiring equity in two ways.

(High)
(Positive)
Form Type
4

Rhea-AI Filing Summary

Braveheart Bio, Inc. director David Charles Lubner reported acquiring equity in two ways. On 2026-08-07, he purchased 55,555 shares of Common Stock at $18.00 per share in a direct open-market or private transaction, bringing his directly held common shares to 55,555. On 2026-08-05, he also received a grant of stock options for 60,000 shares of Common Stock with an exercise price of $18.00 per share, expiring on 2036-08-04. According to the grant terms, 1/36 of the option vests in substantially equal monthly installments on each monthly anniversary of July 23, 2026, contingent on his continuous service to the company.

Positive

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Insights

Analyzing...

Insider Lubner David Charles
Role Director
Bought 55,555 shs ($1000K)
Type Security Shares Price Value
Purchase Common Stock 55,555 $18.00 $1000K
Grant/Award Stock Option (Right to Buy) F1 60,000 $0.00 $0.00
Holdings After Transaction: Stock Option (Right to Buy) — 60,000 contracts (Direct); Common Stock — 55,555 shares (Direct)
Footnotes (1)
  1. F1. 1/36th of the shares subject to such option vest and become exercisable in substantially equal monthly installments on each monthly anniversary of July 23, 2026, subject to the Reporting Person's continuous service to the Issuer on each such date.
Common shares purchased 55,555 shares Direct purchase of Braveheart Bio common stock on 2026-08-07
Purchase price per share $18.00 Price paid for each common share in the 2026-08-07 transaction
Common shares held after purchase 55,555 shares Director’s direct common stock holdings following the reported purchase
Stock options granted 60,000 options Options for Braveheart Bio common stock granted on 2026-08-05
Option exercise price $18.00 Exercise price per share for the 60,000 stock options
Option expiration date 2036-08-04 Expiration of the 60,000 stock options granted to the director
Vesting commencement reference date July 23, 2026 Monthly vesting installments begin based on this date, in 1/36 increments
Stock Option (Right to Buy) financial
"security_title: "Stock Option (Right to Buy)""
exercise price financial
"conversion_or_exercise_price: "18.0000" as the option exercise price"
The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.
vest and become exercisable financial
"1/36th of the shares subject to such option vest and become exercisable"
continuous service financial
"subject to the Reporting Person's continuous service to the Issuer"

FAQ

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

What did Braveheart Bio (BRVE) director David Charles Lubner buy in this Form 4?

David Charles Lubner purchased 55,555 shares of Braveheart Bio common stock at $18.00 per share on 2026-08-07. The transaction was reported as a direct open-market or private purchase, and he held 55,555 common shares afterward.

What stock options were granted to the BRVE director in this filing?

On 2026-08-05, David Charles Lubner received a grant of 60,000 stock options for Braveheart Bio common stock with an exercise price of $18.00 per share. The options expire on 2036-08-04, providing a 10-year term from grant.

How do the Braveheart Bio (BRVE) options granted to the director vest?

The 60,000 Braveheart Bio stock options vest over time. According to the terms, 1/36 of the shares vest in substantially equal monthly installments on each monthly anniversary of July 23, 2026, subject to his continuous service.

How many Braveheart Bio (BRVE) common shares does the director hold after the reported purchase?

Following the 2026-08-07 transaction, David Charles Lubner is reported as directly holding 55,555 shares of Braveheart Bio common stock. This figure reflects his post-transaction ownership for the non-derivative common shares reported.

Is the Braveheart Bio (BRVE) director’s stock option grant an open-market purchase?

No. The 60,000 Braveheart Bio stock options were reported as a grant or award with an exercise price of $18.00 per share. Separately, he conducted an open-market or private purchase of 55,555 common shares at $18.00 per share.

What is the combined scale of Braveheart Bio (BRVE) equity acquired by the director?

David Charles Lubner reported an outright purchase of 55,555 common shares plus a grant of 60,000 stock options exercisable into common stock at $18.00 per share, indicating both immediate ownership and additional potential future equity.

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

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Learn about SEC filing dates
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*
Lubner David Charles

(Last)(First)(Middle)
C/O BRAVEHEART BIO, INC.
ONE LETTERMAN DR., BLDG. A, SUITE A4-300

(Street)
SAN FRANCISCO CALIFORNIA 94129

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Braveheart Bio, Inc. [ BRVE ]
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)
08/05/2026
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 Stock08/07/2026P55,555A$1855,555D
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 (Right to Buy)$1808/05/2026A60,000 (1)08/04/2036Common Stock60,000$060,000D
Explanation of Responses:
1. 1/36th of the shares subject to such option vest and become exercisable in substantially equal monthly installments on each monthly anniversary of July 23, 2026, subject to the Reporting Person's continuous service to the Issuer on each such date.
Remarks:
/s/ James Paul Rickey, Attorney-in-Fact08/07/2026
** 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)

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