Sec Form 4 Filing - Sheehy Timothy P @ Bridger Aerospace Group Holdings, Inc. - 2025-05-23

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

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Sheehy Timothy P 2. Issuer Name and Ticker or Trading Symbol Bridger Aerospace Group Holdings, Inc. [ BAER] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O BRIDGER AEROSPACE GROUP HLDGS, INC., 90 AVIATION LANE 3. Date of Earliest Transaction (MM/DD/YY) 05/23/2025 (Street) BELGRADE, MT59714 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 05/23/2025 G 2,191,937 ( 1 ) D $ 0 0 I See footnotes ( 4 ) Common Stock 05/23/2025 G 6,988,248 ( 2 ) D $ 0 0 I See footnotes ( 5 ) Common Stock 0 ( 7 ) I See footnotes ( 6 ) Common Stock 05/28/2025 G 263,833 ( 3 ) D $ 0 0 ( 8 ) 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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: 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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Sheehy Timothy P C/O BRIDGER AEROSPACE GROUP HLDGS, INC. 90 AVIATION LANE BELGRADE, MT59714 X Signatures /s/ Timothy P. Sheehy 05/28/2025 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Reflects transfers by the Reporting Person of (i) 1,491,937 shares of common stock to a blind trust managed exclusively by an independent trustee and (ii) 700,000 shares of common stock to a donor advised fund, for which no consideration was received by the Reporting Person. Includes 9,518 shares previously distributed to Turtle Lake Holding Company, LLC pursuant to a distribution exempt from Section 16 reporting requirements pursuant to Rule 16a-13. ( 2 )Reflects transfers by the Reporting Person of an aggregate of 6,988,248 shares of common stock to blind trusts managed exclusively by an independent trustee, for which no consideration was received by the Reporting Person. Includes 942,263 shares previously distributed to Timothy P. Sheehy Revocable Trust pursuant to a distribution exempt from Section 16 reporting requirements pursuant to Rule 16a-13. ( 3 )Reflects transfers by the Reporting Person of 263,833 shares of common stock to a blind trust managed exclusively by an independent trustee, for which no consideration was received by the Reporting Person. ( 4 )These shares were held directly by Turtle Lake Holding Company, LLC, which is managed by the Reporting Person. ( 5 )These shares were held directly by Timothy P. Sheehy Revocable Trust, of which the Reporting Person is the sole trustee. ( 6 )These shares were held directly by ElementCompany, LLC, which is co-managed by the Reporting Person. ( 7 )Reflects the previous distribution of 1,903,561 shares of common stock by ElementCompany, LLC to its two members in equal amounts, pursuant to a distribution exempt from Section 16 reporting requirements pursuant to Rule 16a-13. ( 8 )Reflects an aggregate 1,219,527 of vested and unsettled RSUs that were forfeited by the Reporting Person and cancelled in connection with the Reporting Person's termination of service.

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).

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