Gossamer Bio, Inc. - GOSS
Sector:
Healthcare
· Industry:
Pharmaceutical Preparations
Website:
No information yet
· Social:
No information yet
Company profile
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Quarter snapshot
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Q4 2025
· Q3 2025
Value (USD)
Total reported value ($000)
$599M
QoQ value delta ($000)
+$111M
(+22.74%)
Implied price effect (QoQ)
+17.94%
Shares
Total shares
193,145,199
QoQ shares delta
+7,543,464
(+4.06%)
Total shares held by funds (by quarter)
Market chart (GOSS)
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Top holders (Q4 2025)
Top 25 only
Full list
Early Q1 2026 data: only 18 institutional holders reported so far. More will appear as funds file with the SEC.
| Manager | Value ($000) | Shares | % of 13F |
|---|---|---|---|
| NEA Management Company, LLC | 56,088 | 18,093,034 | 2.86% |
| BlackRock, Inc. | 52,876 | 17,056,878 | 0.0% |
| Octagon Capital Advisors LP | 43,137 | 13,915,371 | 5.24% |
| VANGUARD GROUP INC | 39,906 | 12,873,209 | 0.0% |
| STATE STREET CORP | 28,864 | 9,310,969 | 0.0% |
| ARCH Venture Management, LLC | 24,973 | 8,055,916 | 3.83% |
| Samsara BioCapital, LLC | 22,389 | 7,222,559 | 2.31% |
| 683 Capital Management, LLC | 17,021 | 5,490,900 | 0.74% |
| Siren, L.L.C. | 16,147 | 5,208,968 | 0.48% |
| HHLR ADVISORS, LTD. | 15,419 | 4,974,041 | 0.5% |
| GEODE CAPITAL MANAGEMENT, LLC | 15,109 | 4,872,714 | 0.0% |
| Palo Alto Investors LP | 13,861 | 4,471,592 | 1.93% |
| ACADIAN ASSET MANAGEMENT LLC | 13,687 | 4,416,903 | 0.02% |
| FMR LLC | 13,136 | 4,237,590 | 0.0% |
| Corient Private Wealth LLC | 11,922 | 3,845,885 | 0.02% |
| MILLENNIUM MANAGEMENT LLC | 11,111 | 3,584,288 | 0.0% |
| TWO SIGMA INVESTMENTS, LP | 10,531 | 3,397,110 | 0.01% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 10,343 | 3,336,555 | 0.0% |
| Rock Springs Capital Management LP | 10,127 | 3,266,960 | 0.52% |
| PERCEPTIVE ADVISORS LLC | 9,732 | 3,139,669 | 0.17% |
| Opaleye Management Inc. | 8,432 | 2,720,000 | 1.11% |
| TWO SIGMA ADVISERS, LP | 8,050 | 2,596,900 | 0.02% |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 6,751 | 2,178,033 | 0.03% |
| SILVERARC CAPITAL MANAGEMENT, LLC | 6,620 | 2,135,722 | 0.92% |
| BANK OF AMERICA CORP /DE/ | 5,910 | 1,906,669 | 0.0% |