Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Common Stock^F1,F4,F5,F6	Aug 4, 2026	S	1,853,665	$1.70	D	7,536,230	I	See Footnotes
Common Stock^F2,F4,F5,F6	Aug 4, 2026	S	32,019	$1.70	D	130,175	I	See Footnotes
Common Stock^F3,F4,F5,F6	Aug 4, 2026	S	14,316	$1.70	D	58,205	I	See Footnotes

Table II — derivative securities

No Table II lines on this filing.

Explanation of responses

F1Reflects securities of Bridger Aerospace Group Holdings, Inc. (the "Issuer") directly held by BTO Grannus Holdings IV - NQ LLC ("BTO Grannus IV"). BTO Grannus IV is managed by Grannus Holdings Manager - NQ LLC. Blackstone Tactical Opportunities Advisors L.L.C. is the investment manager to BTO Grannus IV. The managing member of Blackstone Tactical Opportunities Advisors L.L.C. is Blackstone Intermediary Holdco L.L.C. The sole member of Blackstone Intermediary Holdco L.L.C. is Blackstone Securities Partners L.P. The general partner of Blackstone Securities Partners L.P. is Blackstone Advisory Services L.L.C. The sole member of Blackstone Advisory Services L.L.C. is Blackstone Holdings I L.P.
F2Reflects securities of the Issuer directly held by Blackstone Tactical Opportunities Fund - FD L.P. ("BTOF FD"). The general partner with management authority over BTOF FD with respect to the Common Stock held thereby is Blackstone Tactical Opportunities Associates III - NQ L.P. The general partner of Blackstone Tactical Opportunities Associates III - NQ L.P. is BTO DE GP - NQ L.L.C. The managing member of BTO DE GP - NQ L.L.C. is Blackstone Holdings II L.P.
F3Reflects securities of the Issuer directly held by Blackstone Family Tactical Opportunities Investment Partnership III - NQ - ESC L.P. ("BFTOIP III"). The general partner of BFTOIP III is BTO - NQ Side-by-Side GP L.L.C. The sole member of BTO-NQ Side-by-Side GP L.L.C. is Blackstone Holdings II L.P.
F4The general partner of Blackstone Holdings I L.P. and Blackstone Holdings II L.P. is Blackstone Holdings I/II GP L.L.C. The sole member of Blackstone Holdings I/II GP L.L.C. is Blackstone Inc. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.
F5Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.
F6Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Remarks

Because no more than 10 reporting persons can file any one Form 4 through the Securities and Exchange Commission's EDGAR system, certain affiliates of the Reporting Persons have filed separate Forms 4.