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.1–2 of 2

PassiveAmendment 1Below 5%
Nov 3, 2026
QETA · Quetta Acquisition Corp
Hudson Bay Capital Management LP
0% · 0 shSEC
PassiveNew
Oct 30, 2026
MQ · Marqeta Inc
Vanguard Capital Management
5.15% · 4,947,742 shSEC

Filing	Symbol	Holder	% Owned	Shares	Filed	SEC filing
PassiveAmendment 1Below 5%	QETA	Hudson Bay Capital Management LP in Quetta Acquisition Corp	0%	0	Nov 3, 2026	SEC
PassiveNew	MQ	Vanguard Capital Management in Marqeta Inc	5.15%	4,947,742	Oct 30, 2026	SEC