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 $60.8M in total; HHLR Advisors (Hillhouse) is the only superinvestor holding it.
13F holders, Q3 2021
Institutional positions in Gossamer Bio, Inc. as of Sep 30, 2021. 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
- 128
- +13 vs. Q2 2021
- Shares held
- 54.7M
- +1.66M (+3.1%) vs. Q2 2021
- Total value
- $687.7M
- +$256.7M (+59.5%) vs. Q2 2021
- New holders
- 24
- 35 more added
- Sold out
- 11
- 32 more reduced
Compare with Q2 2021: 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 | $60.8M |
| Q1 2026 | 185 | $56.3M |
| Q4 2025 | 195 | $573.4M |
| Q3 2025 | 164 | $473.7M |
| Q2 2025 | 124 | $218.0M |
| Q1 2025 | 119 | $186.9M |
| Q4 2024 | 105 | $155.0M |
| Q3 2024 | 100 | $172.6M |
| Q2 2024 | 94 | $164.7M |
| Q1 2024 | 109 | $233.5M |
| Q4 2023 | 98 | $192.0M |
| Q3 2023 | 96 | $171.2M |
| Q2 2023 | 99 | $74.4M |
| Q1 2023 | 111 | $97.9M |
| Q4 2022 | 120 | $225.1M |
| Q3 2022 | 160 | $1.02B |
| Q2 2022 | 129 | $533.2M |
| Q1 2022 | 141 | $519.8M |
| Q4 2021 | 133 | $664.9M |
| Q3 2021 | 128 | $687.7M |
| Q2 2021 | 115 | $431.1M |
| Q1 2021 | 123 | $501.9M |
Institutions, Q3 2021
Shares, value and share of portfolio for each institution holding Gossamer Bio, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse) | 7,420,974 | $93.3M | 1.22% | 00.0% | Unchanged |
| Vanguard Group Inc | 5,498,805 | $69.1M | 0.00% | +65,727+1.2% | Added |
| BlackRock Inc. | 5,362,870 | $67.4M | 0.00% | −52,935−1.0% | Reduced |
| Omega Fund Management, LLC | 3,320,608 | $41.7M | 4.68% | 00.0% | Unchanged |
| Federated Hermes, Inc. | 2,962,234 | $37.2M | 0.07% | +340.0% | Added |
| State Street Corp | 2,662,766 | $33.5M | 0.00% | −664,950−20.0% | Reduced |
| Boxer Capital, LLC | 2,462,358 | $31.0M | 1.08% | −100,000−3.9% | Reduced |
| Artal Group S.A. | 2,358,968 | $29.7M | 0.73% | 00.0% | Unchanged |
| Palo Alto Investors LP | 1,772,950 | $22.3M | 1.35% | 00.0% | Unchanged |
| Citadel Advisors LLC | 1,587,951 | $20.0M | 0.02% | +1,572,150+9,949.7% | Added |
| Emerald Mutual Fund Advisers Trust | 1,577,747 | $19.8M | 0.69% | +316,667+25.1% | Added |
| Emerald Advisers, LLC | 1,516,003 | $19.1M | 0.69% | +239,007+18.7% | Added |
| Octagon Capital Advisors LP | 1,513,138 | $19.0M | 4.68% | +100,000+7.1% | Added |
| Ikarian Capital, LLC | 1,351,933 | $17.0M | 3.89% | +303,550+29.0% | Added |
| Ally Bridge Group (NY) LLC | 1,175,000 | $14.8M | 4.84% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 995,761 | $12.5M | 0.00% | +73,467+8.0% | Added |
| Jacobs Levy Equity Management, Inc | 977,363 | $12.3M | 0.08% | −29,116−2.9% | Reduced |
| FMR LLC | 894,500 | $11.2M | 0.00% | +894,500 | New |
| Marshall Wace North America L.P. | 840,642 | $10.6M | 0.05% | 00.0% | Unchanged |
| Parkman Healthcare Partners LLC | 786,870 | $9.89M | 2.50% | 00.0% | Unchanged |
| Norges Bank | 724,800 | $9.11M | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 600,437 | $7.55M | 0.00% | −7,769−1.3% | Reduced |
| Goldman Sachs Group Inc | 571,917 | $7.19M | 0.00% | +60,342+11.8% | Added |
| Millennium Management LLC | 508,790 | $6.39M | 0.01% | −98,826−16.3% | Reduced |
| Charles Schwab Investment Management Inc | 382,567 | $4.81M | 0.00% | +20,237+5.6% | Added |
| Morgan Stanley | 253,903 | $3.19M | 0.00% | −54,842−17.8% | Reduced |
| Bank of New York Mellon Corp | 228,202 | $2.87M | 0.00% | +17,664+8.4% | Added |
| Acuta Capital Partners, LLC | 215,000 | $2.70M | 0.96% | +215,000 | New |
| Two Sigma Advisers, LP | 203,600 | $2.56M | 0.01% | −155,100−43.2% | Reduced |
| Cormorant Asset Management, LP | 198,382 | $2.49M | 0.10% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 189,360 | $2.38M | 0.01% | −288,700−60.4% | Reduced |
| Nuveen Asset Management, LLC | 221,959 | $2.33M | 0.00% | −6,388−2.8% | Reduced |
| Citigroup Inc | 184,778 | $2.32M | 0.00% | +6,660+3.7% | Added |
| Eversept Partners, LP | 149,910 | $1.88M | 0.15% | +149,910 | New |
| Ensign Peak Advisors, Inc | 145,076 | $1.82M | 0.00% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 134,075 | $1.69M | 0.07% | +31,455+30.7% | Added |
| Alyeska Investment Group, L.P. | 120,066 | $1.51M | 0.02% | −650,000−84.4% | Reduced |
| Moore Capital Management, LP | 112,400 | $1.41M | 0.03% | +112,400 | New |
| Swiss National Bank | 108,800 | $1.37M | 0.00% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 100,300 | $1.26M | 0.01% | +100,300 | New |
| Bank of America Corp | 93,475 | $1.18M | 0.00% | +20,005+27.2% | Added |
| Alps Advisors Inc | 93,136 | $1.17M | 0.01% | −6,845−6.8% | Reduced |
| Rhumbline Advisers | 90,547 | $1.14M | 0.00% | +3,223+3.7% | Added |
| Pura Vida Investments, LLC | 90,077 | $1.13M | 0.09% | −8,556−8.7% | Reduced |
| Hudson Bay Capital Management LP | 78,500 | $987.0K | 0.01% | −132,000−62.7% | Reduced |
| Rafferty Asset Management, LLC | 77,760 | $977.0K | 0.01% | −35,090−31.1% | Reduced |
| State of Wisconsin Investment Board | 76,300 | $959.0K | 0.00% | 00.0% | Unchanged |
| Cubist Systematic Strategies, LLC | 75,018 | $943.0K | 0.01% | +60,922+432.2% | Added |
| California State Teachers Retirement System | 74,092 | $931.0K | 0.00% | −11,731−13.7% | Reduced |
| Russell Investments Group, Ltd. | 72,306 | $908.0K | 0.00% | −8,793−10.8% | Reduced |
| Public Employees Retirement System of Ohio | 70,332 | $884.0K | 0.00% | 00.0% | Unchanged |
| PDT Partners, LLC | 69,813 | $878.0K | 0.06% | −27,887−28.5% | Reduced |
| Susquehanna Fundamental Investments, LLC | 68,306 | $859.0K | 0.02% | +68,306 | New |
| UBS Group AG | 61,975 | $779.0K | 0.00% | +49,538+398.3% | Added |
| Deutsche Bank AG | 59,731 | $751.0K | 0.00% | +15,951+36.4% | Added |
| Invesco Ltd. | 52,402 | $659.0K | 0.00% | +3,321+6.8% | Added |
| UBS Asset Management Americas Inc | 49,742 | $625.3K | 0.00% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 49,700 | $625.0K | 0.00% | −5,600−10.1% | Reduced |
| SG Americas Securities, LLC | 48,814 | $614.0K | 0.00% | +48,814 | New |
| Jane Street Group, LLC | 48,001 | $603.0K | 0.00% | +27,784+137.4% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 46,506 | $585.0K | 0.00% | +46,506 | New |
| New York State Common Retirement Fund | 44,545 | $560.0K | 0.00% | −2,229−4.8% | Reduced |
| JPMorgan Chase & Co | 42,545 | $535.0K | 0.00% | +1,932+4.8% | Added |
| Ergoteles LLC | 42,333 | $532.0K | 0.02% | +42,333 | New |
| Birchview Capital, LP | 40,000 | $503.0K | 0.34% | +40,000 | New |
| Susquehanna International Group, LLP | 39,226 | $493.0K | 0.00% | −38,445−49.5% | Reduced |
| Gyon Technologies Capital Management, LP | 39,239 | $493.0K | 0.13% | +39,239 | New |
| Virginia Retirement Systems Et Al | 38,000 | $478.0K | 0.00% | +2,000+5.6% | Added |
| ExodusPoint Capital Management, LP | 36,443 | $458.0K | 0.01% | −1,100−2.9% | Reduced |
| Manufacturers Life Insurance Company, The | 35,030 | $440.0K | 0.00% | −3,264−8.5% | Reduced |
| American International Group, Inc. | 34,032 | $428.0K | 0.00% | −808−2.3% | Reduced |
| Credit Suisse AG | 34,055 | $428.0K | 0.00% | +964+2.9% | Added |
| Parametric Portfolio Associates LLC | 33,613 | $423.0K | 0.00% | +15,851+89.2% | Added |
| Change Path, LLC | 31,799 | $400.0K | 0.02% | +11,293+55.1% | Added |
| ProShare Advisors LLC | 24,199 | $304.0K | 0.00% | −5,572−18.7% | Reduced |
| Virtus ETF Advisers LLC | 24,110 | $303.0K | 0.13% | −1,251−4.9% | Reduced |
| Voya Investment Management LLC | 23,327 | $293.0K | 0.00% | 00.0% | Unchanged |
| Campbell & CO Investment Adviser LLC | 20,200 | $254.0K | 0.08% | +20,200 | New |
| Marshall Wace, LLP | 19,252 | $242.0K | 0.00% | 00.0% | Unchanged |
| Trexquant Investment LP | 18,839 | $237.0K | 0.02% | +18,839 | New |
| Legal & General Group Plc | 17,838 | $225.0K | 0.00% | +9,997+127.5% | Added |
| HRT Financial LP | 17,201 | $216.0K | 0.00% | +17,201 | New |
| MetLife Investment Management | 16,688 | $209.8K | 0.00% | −7,791−31.8% | Reduced |
| State Board of Administration of Florida Retirement System | 16,003 | $201.0K | 0.00% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 15,971 | $200.8K | 0.00% | +7,306+84.3% | Added |
| Wells Fargo & Company | 15,689 | $198.0K | 0.00% | +179+1.2% | Added |
| Principal Financial Group Inc | 15,001 | $189.0K | 0.00% | −2,435−14.0% | Reduced |
| DekaBank Deutsche Girozentrale | 14,400 | $189.0K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 14,974 | $188.2K | 0.00% | +7,378+97.1% | Added |
| Group One Trading, L.P. | 14,010 | $176.0K | 0.00% | +13,910+13,910.0% | Added |
| Arizona State Retirement System | 13,440 | $169.0K | 0.00% | +24+0.2% | Added |
| Quantbot Technologies LP | 13,400 | $168.0K | 0.01% | +13,400 | New |
| Gsa Capital Partners LLP | 10,578 | $133.0K | 0.01% | +10,578 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 10,421 | $131.0K | 0.00% | 00.0% | Unchanged |
| Texas Yale Capital Corp. | 10,000 | $126.0K | 0.01% | 00.0% | Unchanged |
| Smith, Moore & Co. | 10,000 | $126.0K | 0.02% | +10,000 | New |
| Tower Research Capital LLC (TRC) | 7,498 | $94.0K | 0.00% | −1,434−16.1% | Reduced |
| Nisa Investment Advisors, LLC | 6,750 | $85.0K | 0.00% | −35,000−83.8% | Reduced |
| Royal Bank of Canada | 5,827 | $73.0K | 0.00% | −52,053−89.9% | Reduced |
| Close Asset Management Ltd | 5,750 | $72.0K | 0.00% | +5,750 | New |