Gossamer Bio, Inc.
GOSS- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001728117
No open-market purchases or sales by Gossamer Bio, Inc. insiders were filed in the last 90 days; 170 institutions reported holding it in 13F filings for Q2 2026, worth $62.7M in total; HHLR Advisors (Hillhouse) is the only superinvestor holding it.
13F holders, Q3 2024
Institutional positions in Gossamer Bio, Inc. as of Sep 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 100
- +7 vs. Q2 2024
- Shares held
- 174.9M
- −5.16M (−2.9%) vs. Q2 2024
- Total value
- $172.6M
- +$10.4M (+6.4%) vs. Q2 2024
- New holders
- 17
- 25 more added
- Sold out
- 10
- 30 more reduced
1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting GOSS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 170 | $62.7M |
| Q1 2026 | 185 | $58.8M |
| Q4 2025 | 195 | $585.3M |
| Q3 2025 | 164 | $474.2M |
| Q2 2025 | 124 | $218.1M |
| Q1 2025 | 119 | $186.9M |
| Q4 2024 | 105 | $155.7M |
| Q3 2024 | 100 | $173.2M |
| Q2 2024 | 94 | $165.5M |
| Q1 2024 | 109 | $244.2M |
| Q4 2023 | 98 | $197.8M |
| Q3 2023 | 96 | $171.4M |
| Q2 2023 | 99 | $74.7M |
| Q1 2023 | 111 | $97.9M |
| Q4 2022 | 120 | $225.1M |
| Q3 2022 | 160 | $1.02B |
| Q2 2022 | 129 | $533.3M |
| Q1 2022 | 141 | $519.8M |
| Q4 2021 | 133 | $666.5M |
| Q3 2021 | 128 | $687.7M |
| Q2 2021 | 115 | $431.1M |
| Q1 2021 | 123 | $501.9M |
Institutions, Q3 2024
Shares, value and share of portfolio for each institution holding Gossamer Bio, Inc.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| NEA Management Company, LLC | 18,093,034 | $17.9M | 0.98% | 00.0% | Unchanged |
| Siren, L.L.C. | 13,281,610 | $13.1M | 0.66% | +13,281,610 | New |
| Vanguard Group Inc | 11,754,397 | $11.6M | 0.00% | −5,8540.0% | Reduced |
| Octagon Capital Advisors LP | 9,187,883 | $9.06M | 1.45% | 00.0% | Unchanged |
| ARCH Venture Management, LLC | 8,055,916 | $7.95M | 3.05% | 00.0% | Unchanged |
| FMR LLC | 7,935,735 | $7.83M | 0.00% | +5,227+0.1% | Added |
| Price T Rowe Associates Inc | 6,434,046 | $6.35M | 0.00% | +939,252+17.1% | Added |
| Palo Alto Investors LP | 6,277,093 | $6.19M | 0.80% | 00.0% | Unchanged |
| Samsara BioCapital, LLC | 6,130,268 | $6.05M | 1.16% | 00.0% | Unchanged |
| 683 Capital Management, LLC | 5,800,000 | $5.72M | 0.58% | +50,000+0.9% | Added |
| Alyeska Investment Group, L.P. | 5,767,456 | $5.69M | 0.03% | +279,940+5.1% | Added |
| Silverarc Capital Management, LLC | 5,645,352 | $5.57M | 1.25% | +145,352+2.6% | Added |
| Eversept Partners, LP | 4,978,458 | $4.91M | 0.38% | −505,690−9.2% | Reduced |
| HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse) | 4,974,041 | $4.91M | 0.11% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 3,948,249 | $3.89M | 0.01% | +355,484+9.9% | Added |
| Monaco Asset Management SAM | 3,850,920 | $3.80M | 1.59% | +1,124,816+41.3% | Added |
| Opaleye Management Inc. | 3,665,010 | $3.71M | 0.62% | −244,990−6.3% | Reduced |
| Platinum Investment Management Ltd | 3,524,908 | $3.48M | 0.16% | 00.0% | Unchanged |
| Marshall Wace, LLP | 3,484,932 | $3.45M | 0.00% | +149,421+4.5% | Added |
| CI Private Wealth, LLC | 3,391,483 | $3.35M | 0.01% | 00.0% | Unchanged |
| Rock Springs Capital Management LP | 3,266,960 | $3.22M | 0.10% | 00.0% | Unchanged |
| Millennium Management LLC | 3,128,888 | $3.09M | 0.00% | −2,468,490−44.1% | Reduced |
| Federated Hermes, Inc. | 3,065,136 | $3.02M | 0.01% | 00.0% | Unchanged |
| BlackRock, Inc. | 2,805,642 | $2.77M | 0.00% | +2,805,642 | New |
| Geode Capital Management, LLC | 2,212,377 | $2.18M | 0.00% | −71,241−3.1% | Reduced |
| Deutsche Bank AG | 2,112,745 | $2.09M | 0.00% | −1,694,916−44.5% | Reduced |
| Jacobs Levy Equity Management, Inc | 1,887,512 | $1.86M | 0.01% | +442,895+30.7% | Added |
| Renaissance Technologies LLC | 1,744,805 | $1.72M | 0.00% | −301,795−14.7% | Reduced |
| Laurion Capital Management LP | 1,487,982 | $1.47M | 0.09% | −975,665−39.6% | Reduced |
| DAFNA Capital Management LLC | 1,419,262 | $1.40M | 0.33% | +10,000+0.7% | Added |
| Charles Schwab Investment Management Inc | 1,228,077 | $1.21M | 0.00% | −33,520−2.7% | Reduced |
| Citadel Advisors LLC | 1,040,053 | $1.03M | 0.00% | −3,053,783−74.6% | Reduced |
| TD Asset Management Inc | 916,250 | $879.6K | 0.00% | +274,752+42.8% | Added |
| Monashee Investment Management LLC | 859,854 | $848.2K | 0.09% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 800,000 | $789.1K | 0.00% | −23,900−2.9% | Reduced |
| Woodline Partners LP | 787,288 | $776.6K | 0.01% | +5,510+0.7% | Added |
| Goldman Sachs Group Inc | 730,754 | $720.8K | 0.00% | −1,386,960−65.5% | Reduced |
| State Street Corp | 712,776 | $703.1K | 0.00% | 00.0% | Unchanged |
| Nantahala Capital Management, LLC | 672,856 | $663.7K | 0.06% | 00.0% | Unchanged |
| Citigroup Inc | 657,838 | $648.9K | 0.00% | +157,835+31.6% | Added |
| Two Sigma Investments, LP | 630,961 | $622.4K | 0.00% | +320,982+103.5% | Added |
| Highbridge Capital Management LLC | 597,694 | $589.6K | 0.02% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 552,000 | $544.5K | 0.01% | 00.0% | Unchanged |
| Exome Asset Management LLC | 468,499 | $462.1K | 0.31% | −659,200−58.5% | Reduced |
| ADAR1 Capital Management, LLC | 416,958 | $411.3K | 0.07% | −115,670−21.7% | Reduced |
| Northern Trust Corp | 410,700 | $405.1K | 0.00% | −30,315−6.9% | Reduced |
| Manufacturers Life Insurance Company, The | 385,133 | $379.9K | 0.00% | +74,920+24.2% | Added |
| Susquehanna International Group, LLP | 350,961 | $346.2K | 0.00% | +17,367+5.2% | Added |
| Diametric Capital, LP | 287,259 | $283.4K | 0.14% | +287,259 | New |
| Victory Capital Management Inc | 274,529 | $270.8K | 0.00% | −6,446−2.3% | Reduced |
| State of Wyoming | 242,649 | $239.3K | 0.03% | +242,649 | New |
| Schonfeld Strategic Advisors LLC | 236,600 | $233.4K | 0.00% | −919,636−79.5% | Reduced |
| Qube Research & Technologies Ltd | 228,455 | $225.3K | 0.00% | +46,817+25.8% | Added |
| Smith, Moore & Co. | 226,000 | $222.9K | 0.02% | 00.0% | Unchanged |
| Morgan Stanley | 180,235 | $177.8K | 0.00% | −14,429−7.4% | Reduced |
| UBS Group AG | 149,835 | $147.7K | 0.00% | +149,790+332,866.7% | Added |
| Squarepoint Ops LLC | 146,957 | $145.0K | 0.00% | +146,957 | New |
| Birchview Capital, LP | 138,176 | $136.3K | 0.12% | 00.0% | Unchanged |
| Aster Capital Management (DIFC) Ltd | 134,563 | $132.7K | 0.03% | +134,563 | New |
| Algert Global LLC | 119,062 | $117.4K | 0.00% | +35,519+42.5% | Added |
| Sequoia Financial Advisors, LLC | 118,500 | $116.9K | 0.00% | +25,000+26.7% | Added |
| Prelude Capital Management, LLC | 104,612 | $103.2K | 0.01% | +104,612 | New |
| Financial Advocates Investment Management | 93,550 | $92.3K | 0.01% | −13,300−12.4% | Reduced |
| Gsa Capital Partners LLP | 67,546 | $67.0K | 0.01% | +67,546 | New |
| RSM US Wealth Management LLC | 48,111 | $50.5K | 0.00% | 00.0% | Unchanged |
| Mackenzie Financial Corp | 50,050 | $49.4K | 0.00% | +50,050 | New |
| Prudential Financial Inc | 47,050 | $46.4K | 0.00% | +47,050 | New |
| Tudor Investment Corp Et Al | 46,464 | $45.8K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 40,922 | $40.3K | 0.00% | −1,365−3.2% | Reduced |
| US Bancorp | 39,655 | $39.1K | 0.00% | +39,655 | New |
| Sivia Capital Partners, LLC | 39,018 | $38.5K | 0.02% | +4,000+11.4% | Added |
| Commonwealth Equity Services, LLC | 34,471 | $34.0K | 0.00% | +3,300+10.6% | Added |
| HB Wealth Management, LLC | 27,500 | $27.1K | 0.00% | +27,500 | New |
| Silvercrest Asset Management Group LLC | 26,158 | $25.8K | 0.00% | +6,250+31.4% | Added |
| Clearstead Advisors, LLC | 22,000 | $21.7K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 21,064 | $20.8K | 0.00% | −748,564−97.3% | Reduced |
| Bank of New York Mellon Corp | 20,220 | $19.9K | 0.00% | +20.0% | Added |
| Stephenson National Bank & Trust | 20,000 | $19.7K | 0.01% | +20,000 | New |
| Cambridge Investment Research Advisors, Inc. | 16,000 | $16.0K | 0.00% | 00.0% | Unchanged |
| Traynor Capital Management, Inc. | 14,000 | $13.8K | 0.00% | +4,000+40.0% | Added |
| Cetera Investment Advisers | 12,536 | $12.4K | 0.00% | 00.0% | Unchanged |
| JustInvest LLC | 12,054 | $11.9K | 0.00% | −4,234−26.0% | Reduced |
| Group One Trading, L.P. | 11,064 | $10.9K | 0.00% | +11,064 | New |
| Wolverine Trading, LLC | 10,876 | $10.4K | 0.00% | −8,439−43.7% | Reduced |
| Trellis Wealth Advisors LLC | 10,000 | $9.86K | 0.00% | −5,000−33.3% | Reduced |
| Moors & Cabot, Inc. | 10,000 | $9.86K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 4,456 | $4.39K | 0.00% | −14,240−76.2% | Reduced |
| Royal Bank of Canada | 3,351 | $3.00K | 0.00% | −262−7.3% | Reduced |
| McMahon Financial Advisors, LLC | 1,872 | $1.85K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 1,349 | $1.33K | 0.00% | 00.0% | Unchanged |
| Lazard Asset Management LLC | 1,328 | $1.00K | 0.00% | +1,328 | New |
| CIBC Private Wealth Group, LLC | 1,000 | $986 | 0.00% | +1,000 | New |
| BNP Paribas Arbitrage, SA | 954 | $941 | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 750 | $740 | 0.00% | −40−5.1% | Reduced |
| JPMorgan Chase & Co | 694 | $685 | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 264 | $260 | 0.00% | −136−34.0% | Reduced |
| Northwestern Mutual Wealth Management Co | 261 | $257 | 0.00% | +261 | New |
| PFS Partners, LLC | 128 | $127 | 0.00% | −2−1.5% | Reduced |
| Morton Brown Family Wealth, LLC | 25 | $25 | 0.00% | 00.0% | Unchanged |
| Capital Advisors, Ltd. LLC | 141 | $0 | 0.00% | −65−31.6% | Reduced |