Gossamer Bio, Inc. - GOSS

Sector: Healthcare · Industry: Pharmaceutical Preparations

Website: No information yet · Social: No information yet

Company profile

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Q1 2026 · Q4 2025

Value (USD)

Total reported value ($000)

$104.5M

QoQ value delta ($000)

-$494.5M (-82.56%)

Implied price effect (QoQ)

-81.88%

Total shares

185,876,532

QoQ shares delta

-7,271,098 (-3.76%)

Total shares held by funds (by quarter)

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Top 25 only Full list

Partial Q1 2026 data: 191 holders have filed so far. Prior holders are carried forward until their next 13F confirms a change.

Manager	Value ($000)	Shares	% of 13F
VANGUARD GROUP INC	39,906	12,873,209	0.0%
TWO SIGMA ADVISERS, LP	8,050	2,596,900	0.02%
BlackRock, Inc.	5,527	16,826,695	0.0%
AQR CAPITAL MANAGEMENT LLC	3,326	10,126,897	0.0%
VANGUARD CAPITAL MANAGEMENT LLC	3,090	9,394,593	0.0%
ARCH Venture Management, LLC	2,646	8,055,916	0.39%
Octagon Capital Advisors LP	2,545	7,750,000	0.28%
Kalehua Capital Management LLC	2,454	7,471,840	2.07%
Samsara BioCapital, LLC	2,372	7,222,559	0.23%
BALYASNY ASSET MANAGEMENT L.P.	1,945	5,922,298	0.0%
ACADIAN ASSET MANAGEMENT LLC	1,729	5,277,904	0.0%
Siren, L.L.C.	1,711	5,208,968	0.05%
683 Capital Management, LLC	1,642	5,000,000	0.09%
HHLR ADVISORS, LTD.	1,633	4,974,041	0.1%
GEODE CAPITAL MANAGEMENT, LLC	1,623	4,939,691	0.0%
Qube Research & Technologies Ltd	1,615	4,917,763	0.0%
TWO SIGMA INVESTMENTS, LP	1,570	4,780,851	0.0%
STATE STREET CORP	1,441	4,388,109	0.0%
Corient Private Wealth LLC	1,309	3,985,383	0.0%
Squarepoint Ops LLC	1,116	3,398,757	0.0%
GSA CAPITAL PARTNERS LLP	1,069	3,254,233	0.07%
BANK OF AMERICA CORP /DE/	1,040	3,173,725	0.0%
BARCLAYS PLC	1,007	3,065,806	0.0%
VANGUARD PORTFOLIO MANAGEMENT LLC	710	2,161,079	0.0%
Alyeska Investment Group, L.P.	673	2,051,442	0.0%