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, Q2 2026
Institutional positions in Gossamer Bio, Inc. as of Jun 30, 2026. 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
- 170
- −14 vs. Q1 2026
- Shares held
- 370.6M
- +201.1M (+118.7%) vs. Q1 2026
- Total value
- $60.8M
- +$4.63M (+8.2%) vs. Q1 2026
- New holders
- 28
- 62 more added
- Sold out
- 42
- 44 more reduced
1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Gossamer Bio, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Caitong International Asset Management Co., Ltd | 1 | $0 | 0.00% | +1 | New |
| TD Waterhouse Canada Inc. | 15 | $3 | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 23 | $4 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 614 | $101 | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 830 | $137 | 0.00% | +125+17.7% | Added |
| Heritage Wealth Advisors | 1,000 | $165 | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 1,250 | $206 | 0.00% | +1,250 | New |
| Basecamp Wealth Advisors LLC | 1,359 | $224 | 0.00% | −553−28.9% | Reduced |
| Rothschild Investment LLC | 1,590 | $262 | 0.00% | −423−21.0% | Reduced |
| Nisa Investment Advisors, LLC | 1,883 | $310 | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 2,171 | $358 | 0.00% | +1,767+437.4% | Added |
| Planning Strategies Inc. | 2,764 | $455 | 0.00% | +2,764 | New |
| Wealth Enhancement Trust Services, Inc. | 3,039 | $500 | 0.00% | +3,039 | New |
| Farther Finance Advisors, LLC | 4,185 | $688 | 0.00% | +511+13.9% | Added |
| Jones Financial Companies LLLP | 4,500 | $707 | 0.00% | −2,154−32.4% | Reduced |
| IFP Advisors, Inc | 5,545 | $913 | 0.00% | −298−5.1% | Reduced |
| Wells Fargo & Company | 6,500 | $1.07K | 0.00% | −69,764−91.5% | Reduced |
| Citigroup Inc | 6,569 | $1.08K | 0.00% | −11,185−63.0% | Reduced |
| Federation des caisses Desjardins du Quebec | 7,750 | $1.28K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 8,487 | $1.40K | 0.00% | +3,668+76.1% | Added |
| Ground Swell Capital, LLC | 10,000 | $1.65K | 0.00% | −5,356−34.9% | Reduced |
| Mma Asset Management LLC | 10,000 | $1.65K | 0.00% | 00.0% | Unchanged |
| Baker Avenue Asset Management, LP | 10,042 | $1.65K | 0.00% | −3,179−24.0% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 10,496 | $1.73K | 0.00% | −1,577−13.1% | Reduced |
| Krilogy Financial LLC | 10,725 | $1.76K | 0.00% | −5,886−35.4% | Reduced |
| Warren Averett Asset Management, LLC | 10,773 | $1.77K | 0.00% | +10,773 | New |
| Axxcess Wealth Management, LLC | 12,008 | $1.98K | 0.00% | +12,008 | New |
| Atlas Legacy Advisors, LLC | 12,008 | $1.98K | 0.00% | +12,008 | New |
| Pallas Capital Advisors LLC | 12,879 | $2.12K | 0.00% | +2,512+24.2% | Added |
| Oppenheimer & Co Inc | 13,000 | $2.14K | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 13,325 | $2.19K | 0.00% | +7,368+123.7% | Added |
| Citizens Financial Group Inc | 13,478 | $2.22K | 0.00% | +13,478 | New |
| Caerus Investment Advisors, LLC | 13,797 | $2.27K | 0.00% | +1,958+16.5% | Added |
| Neuberger Berman Group LLC | 14,795 | $2.44K | 0.00% | −2,356−13.7% | Reduced |
| Manufacturers Life Insurance Company, The | 15,908 | $2.62K | 0.00% | −42,015−72.5% | Reduced |
| VestGen Advisors, LLC | 16,177 | $2.66K | 0.00% | −1,260−7.2% | Reduced |
| Sentinus, LLC | 16,210 | $2.67K | 0.00% | +3,348+26.0% | Added |
| HB Wealth Management, LLC | 16,451 | $2.71K | 0.00% | +16,451 | New |
| Nuveen, LLC | 17,324 | $2.85K | 0.00% | −115,570−87.0% | Reduced |
| Change Path, LLC | 17,434 | $2.87K | 0.00% | 00.0% | Unchanged |
| Drive Wealth Management, LLC | 17,550 | $2.89K | 0.00% | 00.0% | Unchanged |
| Evolve Private Wealth, LLC | 17,643 | $2.90K | 0.00% | +17,643 | New |
| Curated Wealth Partners LLC | 17,916 | $2.95K | 0.00% | +6,134+52.1% | Added |
| Birchview Capital, LP | 18,176 | $2.99K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 18,521 | $3.00K | 0.00% | +11,152+151.3% | Added |
| Chicago Partners Investment Group LLC | 21,168 | $3.02K | 0.00% | −41,321−66.1% | Reduced |
| Envestnet Asset Management Inc | 18,835 | $3.10K | 0.00% | +18,835 | New |
| Rialto Wealth Management, LLC | 20,552 | $3.38K | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 20,797 | $3.42K | 0.00% | −1,800−8.0% | Reduced |
| GWM Advisors LLC | 21,893 | $3.60K | 0.00% | +21,893 | New |
| Sequoia Financial Advisors, LLC | 21,951 | $3.61K | 0.00% | −68,619−75.8% | Reduced |
| Beaumont Capital Management, LLC | 22,091 | $3.64K | 0.00% | +11,319+105.1% | Added |
| Mainsail Asset Management, LLC | 22,035 | $3.75K | 0.00% | +22,035 | New |
| Clearstead Advisors, LLC | 23,550 | $3.88K | 0.00% | 00.0% | Unchanged |
| Capstone Wealth Management, LLC | 24,602 | $4.05K | 0.00% | +24,602 | New |
| Gladstone Institutional Advisory LLC | 24,955 | $4.11K | 0.00% | 00.0% | Unchanged |
| NorthCrest Asset Manangement, LLC | 23,783 | $4.16K | 0.00% | −903−3.7% | Reduced |
| R.H. Investment Group, LLC | 26,300 | $4.33K | 0.00% | 00.0% | Unchanged |
| Evernest Financial Advisors, LLC | 26,769 | $4.41K | 0.00% | −2,000−7.0% | Reduced |
| Buckingham Strategic Partners | 27,305 | $4.49K | 0.00% | +1,038+4.0% | Added |
| Gerber, LLC | 28,249 | $4.65K | 0.00% | 00.0% | Unchanged |
| Kestra Advisory Services, LLC | 28,500 | $4.69K | 0.00% | 00.0% | Unchanged |
| CSS LLC | 30,000 | $4.94K | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 30,225 | $4.97K | 0.00% | +11,351+60.1% | Added |
| Cetera Investment Advisers | 30,749 | $5.06K | 0.00% | 00.0% | Unchanged |
| Brighton Jones LLC | 32,308 | $5.32K | 0.00% | +12,240+61.0% | Added |
| Vickerman Investment Advisors, Inc. | 34,787 | $5.73K | 0.00% | 00.0% | Unchanged |
| China Universal Asset Management Co., Ltd. | 37,352 | $6.15K | 0.00% | −3,722−9.1% | Reduced |
| StoneX Group Inc. | 27,556 | $6.19K | 0.00% | +27,556 | New |
| JustInvest LLC | 39,060 | $6.43K | 0.00% | +21,529+122.8% | Added |
| RMB Capital Management, LLC | 39,784 | $6.55K | 0.00% | +2,547+6.8% | Added |
| Skaana Management L.P. | 40,200 | $6.62K | 0.00% | 00.0% | Unchanged |
| Prospera Financial Services Inc | 42,123 | $6.93K | 0.00% | +42,123 | New |
| Cambridge Investment Research Advisors, Inc. | 42,800 | $7.00K | 0.00% | 00.0% | Unchanged |
| Y-Intercept (Hong Kong) Ltd | 43,210 | $7.11K | 0.00% | +43,210 | New |
| Bank of New York Mellon Corp | 45,713 | $7.52K | 0.00% | −382,528−89.3% | Reduced |
| Beacon Pointe Advisors, LLC | 48,000 | $7.90K | 0.00% | +20,000+71.4% | Added |
| Bull Harbor Capital LLC | 51,235 | $8.43K | 0.00% | +20,039+64.2% | Added |
| Integrated Wealth Concepts LLC | 55,521 | $9.14K | 0.00% | +41,097+284.9% | Added |
| Two Sigma Securities, LLC | 58,064 | $9.56K | 0.00% | +58,064 | New |
| Bronte Capital Management Pty Ltd. | 67,754 | $11.2K | 0.00% | +67,754 | New |
| AlphaCore Capital LLC | 69,482 | $11.4K | 0.00% | +16,471+31.1% | Added |
| CAPROCK Group, Inc. | 70,000 | $11.5K | 0.00% | 00.0% | Unchanged |
| Velan Capital Investment Management LP | 70,000 | $11.5K | 0.01% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 73,693 | $12.1K | 0.00% | −21,913−22.9% | Reduced |
| Vanguard Global Advisers, LLC | 79,682 | $13.1K | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 81,778 | $13.5K | 0.00% | +24,274+42.2% | Added |
| Rhumbline Advisers | 88,599 | $14.6K | 0.00% | −127,797−59.1% | Reduced |
| Colony Group, LLC | 92,848 | $15.3K | 0.00% | +19,835+27.2% | Added |
| Quarry LP | 100,000 | $16.5K | 0.00% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 101,993 | $16.8K | 0.00% | −7,985−7.3% | Reduced |
| Balyasny Asset Management LLC | 104,232 | $17.2K | 0.00% | −5,818,066−98.2% | Reduced |
| Rockefeller Capital Management L.P. | 105,866 | $17.4K | 0.00% | −1,749−1.6% | Reduced |
| BCV Asset Management Inc. | 106,500 | $17.5K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 108,204 | $17.8K | 0.00% | +108,204 | New |
| Group One Trading, L.P. | 110,927 | $18.3K | 0.00% | +27,332+32.7% | Added |
| Advisor Group Holdings, Inc. | 120,204 | $19.2K | 0.00% | +118,860+8,843.8% | Added |
| Russell Investments Group, Ltd. | 121,039 | $19.9K | 0.00% | −24,233−16.7% | Reduced |
| FMR LLC | 130,325 | $21.5K | 0.00% | +107,809+478.8% | Added |
| Schonfeld Strategic Advisors LLC | 132,888 | $21.9K | 0.00% | +132,888 | New |