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Activist & passive stakes

Investors crossing the 5% ownership line, from SEC Schedule 13D (activist) and 13G (passive) filings. Newest first.

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Filing

New Amendments All

Stake type

Activist Passive

Min % owned

Amendments only.1–3 of 3

PassiveAmendment 3
Nov 13, 2026
AERO · Grupo Aeromexico, S.A.B. de C.V.
Apollo Management Holdings GP, LLC
18.9% · 27,505,017 shSEC
PassiveAmendment 2
Nov 12, 2026
FLY · Firefly Aerospace Inc.
Astera Institute
6.4% · 11,025,090 shSEC
PassiveAmendment 1Below 5%
Nov 6, 2026
BAER · Bridger Aerospace Group Holdings, Inc.
Blackstone Holdings I/II GP L.L.C.
4.3% · 2,553,356 shSEC

Filing	Symbol	Holder	% Owned	Shares	Filed	SEC filing
PassiveAmendment 3	AERO	Apollo Management Holdings GP, LLC in Grupo Aeromexico, S.A.B. de C.V.	18.9%	27,505,017	Nov 13, 2026	SEC
PassiveAmendment 2	FLY	Astera Institute in Firefly Aerospace Inc.	6.4%	11,025,090	Nov 12, 2026	SEC
PassiveAmendment 1Below 5%	BAER	Blackstone Holdings I/II GP L.L.C. in Bridger Aerospace Group Holdings, Inc.	4.3%	2,553,356	Nov 6, 2026	SEC