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

Stake type

Min % owned

All filings, new and amended.1–3 of 3

PassiveAmendment 8
Nov 5, 2026
BLBD · Blue Bird Corp
Fmr Llc
11.5% · 3,635,853 shSEC
PassiveAmendment 6
Nov 5, 2026
BIRD · Smartbird Inc.
Fmr Llc
7.7% · 720,370 shSEC
PassiveAmendment 7
Oct 30, 2026
ERNA · Ernexa Therapeutics Inc.
Freebird Partners LP
7% · 119,015 shSEC

Filing	Symbol	Holder	% Owned	Shares	Filed	SEC filing
PassiveAmendment 8	BLBD	Fmr Llc in Blue Bird Corp	11.5%	3,635,853	Nov 5, 2026	SEC
PassiveAmendment 6	BIRD	Fmr Llc in Smartbird Inc.	7.7%	720,370	Nov 5, 2026	SEC
PassiveAmendment 7	ERNA	Freebird Partners LP in Ernexa Therapeutics Inc.	7%	119,015	Oct 30, 2026	SEC