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, 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 | $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, 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 |
|---|---|---|---|---|---|
| StoneX Group Inc. | 27,556 | $6.19K | 0.00% | +27,556 | New |
| China Universal Asset Management Co., Ltd. | 37,352 | $6.15K | 0.00% | −3,722−9.1% | Reduced |
| Vickerman Investment Advisors, Inc. | 34,787 | $5.73K | 0.00% | 00.0% | Unchanged |
| Brighton Jones LLC | 32,308 | $5.32K | 0.00% | +12,240+61.0% | Added |
| Cetera Investment Advisers | 30,749 | $5.06K | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 30,225 | $4.97K | 0.00% | +11,351+60.1% | Added |
| CSS LLC | 30,000 | $4.94K | 0.00% | 00.0% | Unchanged |
| Kestra Advisory Services, LLC | 28,500 | $4.69K | 0.00% | 00.0% | Unchanged |
| Gerber, LLC | 28,249 | $4.65K | 0.00% | 00.0% | Unchanged |
| Buckingham Strategic Partners | 27,305 | $4.49K | 0.00% | +1,038+4.0% | Added |
| Evernest Financial Advisors, LLC | 26,769 | $4.41K | 0.00% | −2,000−7.0% | Reduced |
| R.H. Investment Group, LLC | 26,300 | $4.33K | 0.00% | 00.0% | Unchanged |
| NorthCrest Asset Manangement, LLC | 23,783 | $4.16K | 0.00% | −903−3.7% | Reduced |
| Gladstone Institutional Advisory LLC | 24,955 | $4.11K | 0.00% | 00.0% | Unchanged |
| Capstone Wealth Management, LLC | 24,602 | $4.05K | 0.00% | +24,602 | New |
| Clearstead Advisors, LLC | 23,550 | $3.88K | 0.00% | 00.0% | Unchanged |
| Mainsail Asset Management, LLC | 22,035 | $3.75K | 0.00% | +22,035 | New |
| Beaumont Capital Management, LLC | 22,091 | $3.64K | 0.00% | +11,319+105.1% | Added |
| Sequoia Financial Advisors, LLC | 21,951 | $3.61K | 0.00% | −68,619−75.8% | Reduced |
| GWM Advisors LLC | 21,893 | $3.60K | 0.00% | +21,893 | New |
| MAI Capital Management | 20,797 | $3.42K | 0.00% | −1,800−8.0% | Reduced |
| Rialto Wealth Management, LLC | 20,552 | $3.38K | 0.00% | 00.0% | Unchanged |
| Envestnet Asset Management Inc | 18,835 | $3.10K | 0.00% | +18,835 | New |
| Chicago Partners Investment Group LLC | 21,168 | $3.02K | 0.00% | −41,321−66.1% | Reduced |
| Royal Bank of Canada | 18,521 | $3.00K | 0.00% | +11,152+151.3% | Added |
| Birchview Capital, LP | 18,176 | $2.99K | 0.00% | 00.0% | Unchanged |
| Curated Wealth Partners LLC | 17,916 | $2.95K | 0.00% | +6,134+52.1% | Added |
| Evolve Private Wealth, LLC | 17,643 | $2.90K | 0.00% | +17,643 | New |
| Drive Wealth Management, LLC | 17,550 | $2.89K | 0.00% | 00.0% | Unchanged |
| Change Path, LLC | 17,434 | $2.87K | 0.00% | 00.0% | Unchanged |
| Nuveen, LLC | 17,324 | $2.85K | 0.00% | −115,570−87.0% | Reduced |
| HB Wealth Management, LLC | 16,451 | $2.71K | 0.00% | +16,451 | New |
| Sentinus, LLC | 16,210 | $2.67K | 0.00% | +3,348+26.0% | Added |
| VestGen Advisors, LLC | 16,177 | $2.66K | 0.00% | −1,260−7.2% | Reduced |
| Manufacturers Life Insurance Company, The | 15,908 | $2.62K | 0.00% | −42,015−72.5% | Reduced |
| Neuberger Berman Group LLC | 14,795 | $2.44K | 0.00% | −2,356−13.7% | Reduced |
| Caerus Investment Advisors, LLC | 13,797 | $2.27K | 0.00% | +1,958+16.5% | Added |
| Citizens Financial Group Inc | 13,478 | $2.22K | 0.00% | +13,478 | New |
| EverSource Wealth Advisors, LLC | 13,325 | $2.19K | 0.00% | +7,368+123.7% | Added |
| Oppenheimer & Co Inc | 13,000 | $2.14K | 0.00% | 00.0% | Unchanged |
| Pallas Capital Advisors LLC | 12,879 | $2.12K | 0.00% | +2,512+24.2% | Added |
| 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 |
| Warren Averett Asset Management, LLC | 10,773 | $1.77K | 0.00% | +10,773 | New |
| Krilogy Financial LLC | 10,725 | $1.76K | 0.00% | −5,886−35.4% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 10,496 | $1.73K | 0.00% | −1,577−13.1% | Reduced |
| Baker Avenue Asset Management, LP | 10,042 | $1.65K | 0.00% | −3,179−24.0% | Reduced |
| 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 |
| Allworth Financial LP | 8,487 | $1.40K | 0.00% | +3,668+76.1% | Added |
| Federation des caisses Desjardins du Quebec | 7,750 | $1.28K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 6,569 | $1.08K | 0.00% | −11,185−63.0% | Reduced |
| Wells Fargo & Company | 6,500 | $1.07K | 0.00% | −69,764−91.5% | Reduced |
| IFP Advisors, Inc | 5,545 | $913 | 0.00% | −298−5.1% | Reduced |
| Jones Financial Companies LLLP | 4,500 | $707 | 0.00% | −2,154−32.4% | Reduced |
| Farther Finance Advisors, LLC | 4,185 | $688 | 0.00% | +511+13.9% | Added |
| Wealth Enhancement Trust Services, Inc. | 3,039 | $500 | 0.00% | +3,039 | New |
| Planning Strategies Inc. | 2,764 | $455 | 0.00% | +2,764 | New |
| The PNC Financial Services Group, Inc. | 2,171 | $358 | 0.00% | +1,767+437.4% | Added |
| Nisa Investment Advisors, LLC | 1,883 | $310 | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 1,590 | $262 | 0.00% | −423−21.0% | Reduced |
| Basecamp Wealth Advisors LLC | 1,359 | $224 | 0.00% | −553−28.9% | Reduced |
| GAMMA Investing LLC | 1,250 | $206 | 0.00% | +1,250 | New |
| Heritage Wealth Advisors | 1,000 | $165 | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 830 | $137 | 0.00% | +125+17.7% | Added |
| SBI Securities Co., Ltd. | 614 | $101 | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 23 | $4 | 0.00% | 00.0% | Unchanged |
| TD Waterhouse Canada Inc. | 15 | $3 | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 1 | $0 | 0.00% | +1 | New |
| HHM Wealth Advisors, LLC | 1 | – | – | 00.0% | Unchanged |
| Alliancebernstein L.P. | 0 | $0 | 0.00% | −190,220−100.0% | Sold out |
| Rock Springs Capital Management LP | 0 | $0 | 0.00% | −1,609,492−100.0% | Sold out |
| Mackenzie Financial Corp | 0 | $0 | 0.00% | −1,536,923−100.0% | Sold out |
| Voya Investment Management LLC | 0 | $0 | 0.00% | −866,615−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −679,125−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −658,221−100.0% | Sold out |
| Price T Rowe Associates Inc | 0 | $0 | 0.00% | −132,026−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −131,216−100.0% | Sold out |
| Nine Masts Capital Ltd | 0 | $0 | 0.00% | −114,766−100.0% | Sold out |
| Victory Capital Management Inc | 0 | $0 | 0.00% | −107,141−100.0% | Sold out |
| Mirae Asset Global ETFs Holdings Ltd. | 0 | $0 | 0.00% | −91,418−100.0% | Sold out |
| Virtus Investment Advisers, Inc. | 0 | $0 | 0.00% | −75,746−100.0% | Sold out |
| Caption Management, LLC | 0 | $0 | 0.00% | −71,282−100.0% | Sold out |
| Intech Investment Management LLC | 0 | $0 | 0.00% | −54,002−100.0% | Sold out |
| Police & Firemen's Retirement System of New Jersey | 0 | $0 | 0.00% | −51,314−100.0% | Sold out |
| New York State Common Retirement Fund | 0 | $0 | 0.00% | −43,600−100.0% | Sold out |
| Letko, Brosseau & Associates Inc | 0 | $0 | 0.00% | −39,400−100.0% | Sold out |
| ProShare Advisors LLC | 0 | $0 | 0.00% | −38,206−100.0% | Sold out |
| Alpine Global Management, LLC | 0 | $0 | 0.00% | −32,827−100.0% | Sold out |
| SEI Investments Co | 0 | $0 | 0.00% | −31,520−100.0% | Sold out |
| Axq Capital, LP | 0 | $0 | 0.00% | −20,421−100.0% | Sold out |
| Angeles Wealth Management, LLC | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Principal Financial Group Inc | 0 | $0 | 0.00% | −17,586−100.0% | Sold out |
| Legal & General Group Plc | 0 | $0 | 0.00% | −17,298−100.0% | Sold out |
| Xponance, Inc. | 0 | $0 | 0.00% | −17,201−100.0% | Sold out |
| Bridgeway Capital Management, LLC | 0 | $0 | 0.00% | −16,000−100.0% | Sold out |
| Ameritas Investment Partners, Inc. | 0 | $0 | 0.00% | −15,867−100.0% | Sold out |
| Brinker Capital Investments, LLC | 0 | $0 | 0.00% | −15,220−100.0% | Sold out |
| Stratos Wealth Partners, LTD. | 0 | $0 | 0.00% | −12,812−100.0% | Sold out |
| Janney Montgomery Scott LLC | 0 | $0 | 0.00% | −11,200−100.0% | Sold out |