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

PassiveNew
Nov 13, 2026
ATTO · Attovia Therapeutics, Inc.
Goldman Sachs Group Inc
6.7% · 3,041,575 shSEC
PassiveNew
Nov 13, 2026
ATTO · Attovia Therapeutics, Inc.
Alamar HoldCo, LLC
7.1% · 3,229,278 shSEC

Filing	Symbol	Holder	% Owned	Shares	Filed	SEC filing
PassiveNew	ATTO	Goldman Sachs Group Inc in Attovia Therapeutics, Inc.	6.7%	3,041,575	Nov 13, 2026	SEC
PassiveNew	ATTO	Alamar HoldCo, LLC in Attovia Therapeutics, Inc.	7.1%	3,229,278	Nov 13, 2026	SEC