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

Amendments only.1–2 of 2

PassiveAmendment 3Below 5%
Nov 12, 2026
TIGO · Millicom International Cellular S.A.
Dodge & Cox
2.2% · 3,630,832 shSEC
PassiveAmendment 1Below 5%
Nov 6, 2026
LTGO · Latigo Biotherapeutics, Inc.
AI Biotechnology LLC
4.8% · 3,193,565 shSEC

Filing	Symbol	Holder	% Owned	Shares	Filed	SEC filing
PassiveAmendment 3Below 5%	TIGO	Dodge & Cox in Millicom International Cellular S.A.	2.2%	3,630,832	Nov 12, 2026	SEC
PassiveAmendment 1Below 5%	LTGO	AI Biotechnology LLC in Latigo Biotherapeutics, Inc.	4.8%	3,193,565	Nov 6, 2026	SEC