Fund shareholders of Gossamer Bio Inc
ISIN US38341P1021 · United States · LEI 549300ZOC0N2W6PSFR58
- Fund shareholders
- 106
- Of which ETFs
- 21 85 other funds
- Value held
- 10.3M $
- Share of capital
- 6.0 % of 488.8M shares on Aug 8, 2026
| Fund | Shares | Value | Weight in fund | Share of capital | |
|---|---|---|---|---|---|
| SMALL-CAP PROFUND ProFunds | 351 | 129.1 $ | 0.00 % | 0.00 % | as of Apr 30, 2026 ↗ |
| Russell 2000 1.5x Strategy Fund Rydex Series Funds | 265 | 87.1 $ | 0.00 % | 0.00 % | as of Mar 31, 2026 ↗ |
| ProShares Hedge Replication ETF ProShares Trust | 197 | 83.7 $ | 0.00 % | 0.00 % | as of Feb 28, 2026 ↗ |
| Columbia Research Enhanced Small Cap ETF Columbia ETF Trust I | 181 | 59.5 $ | 0.00 % | 0.00 % | as of Mar 31, 2026 ↗ |
| ProShares Russell 2000 Dynamic Buffer ETF ProShares Trust | 58 | 24.6 $ | 0.00 % | 0.00 % | as of Feb 28, 2026 ↗ |
| Russell 2000(R) 1.5x Strategy Fund Rydex Variable Trust | 51 | 16.8 $ | 0.00 % | 0.00 % | as of Mar 31, 2026 ↗ |
The funds most exposed to it
The weight is the share of a fund's net assets. The holders table ranks funds by number of shares. This one ranks them by the weight of the company in each fund.
| Fund | Weight in fund | |
|---|---|---|
| Virtus Biotech Clinical Trials Etf ETFis Series Trust I | 0.08 % | as of Apr 30, 2026 ↗ |
| PACE Small/Medium Co Growth Equity Investments PACE SELECT ADVISORS TRUST | 0.02 % | as of Apr 30, 2026 ↗ |
| iShares Micro-Cap ETF iShares Trust | 0.01 % | as of Mar 31, 2026 ↗ |
| Eventide Small Cap ETF Strategy Shares | 0.01 % | as of Apr 30, 2026 ↗ |
| Clearwater Select Equity Fund Clearwater Investment Trust | 0.01 % | as of Mar 31, 2026 ↗ |
| Invesco Nasdaq Biotechnology ETF Invesco Exchange-Traded Fund Trust II | 0.01 % | as of Feb 28, 2026 ↗ |
| 1290 VT Micro Cap Portfolio EQ Advisors Trust | 0.01 % | as of Mar 31, 2026 ↗ |
| Invesco RAFI US 1500 Small-Mid ETF Invesco Exchange-Traded Fund Trust | 0.01 % | as of Apr 30, 2026 ↗ |
| iShares Biotechnology ETF iShares Trust | 0.01 % | as of Mar 31, 2026 ↗ |
| VANGUARD RUSSELL 2000 GROWTH INDEX FUND VANGUARD SCOTTSDALE FUNDS | 0.01 % | as of Feb 28, 2026 ↗ |
Quarter after quarter
Each row is one quarter of SEC filings, newest first. The change compares each quarter with the one before.
| Quarter | Shareholders | Change | Shares | Change |
|---|---|---|---|---|
| 2026Q2 | 106 | -10 | 29,336,079 | -24.2 % |
| 2026Q1 | 116 | +16 | 38,708,584 | +20.7 % |
| 2025Q4 | 100 | +26 | 32,080,421 | +0.1 % |
| 2025Q3 | 74 | +47 | 32,055,953 | +45.9 % |
| 2025Q2 | 27 | +1 | 21,972,186 | -2.8 % |
| 2025Q1 | 26 | -3 | 22,613,453 | -6.9 % |
| 2024Q4 | 29 | -1 | 24,279,265 | -1.6 % |
| 2024Q3 | 30 | -1 | 24,684,601 | -6.5 % |
| 2024Q2 | 31 | -5 | 26,391,381 | -5.3 % |
| 2024Q1 | 36 | +4 | 27,874,613 | +87.3 % |
| 2023Q4 | 32 | 14,879,725 |
Institutional managers
178 managers declare this company to the SEC (Form 13F). The table shows the 25 largest.
| Manager | Shares | Value | |
|---|---|---|---|
| BlackRock, Inc. | 16,826,695 | 5.5M $ | as of Mar 31, 2026 |
| Kalehua Capital Management LLC | 10,236,293 | 3.4M $ | as of Mar 31, 2026 |
| AQR CAPITAL MANAGEMENT LLC | 10,126,897 | 3.3M $ | as of Mar 31, 2026 |
| ARCH Venture Management, LLC | 8,055,916 | 2.6M $ | as of Mar 31, 2026 |
| Octagon Capital Advisors LP | 7,750,000 | 2.5M $ | as of Mar 31, 2026 |
| SAMSARA BIOCAPITAL, LLC | 7,222,559 | 2.4M $ | as of Mar 31, 2026 |
| Balyasny Asset Management L.P. | 5,922,298 | 1.9M $ | as of Mar 31, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | 5,277,904 | 1.7K $ | as of Mar 31, 2026 |
| Siren, L.L.C. | 5,208,968 | 1.7M $ | as of Mar 31, 2026 |
| 683 Capital Management, LLC | 5,000,000 | 1.6M $ | as of Mar 31, 2026 |
| HHLR ADVISORS, LTD. | 4,974,041 | 1.6M $ | as of Mar 31, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | 4,939,691 | 1.6M $ | as of Mar 31, 2026 |
| Qube Research & Technologies Ltd | 4,917,763 | 1.6M $ | as of Mar 31, 2026 |
| TWO SIGMA INVESTMENTS, LP | 4,780,851 | 1.6M $ | as of Mar 31, 2026 |
| STATE STREET CORP | 4,388,109 | 1.4M $ | as of Mar 31, 2026 |
| Corient Private Wealth LLC | 3,985,383 | 1.3M $ | as of Mar 31, 2026 |
| Squarepoint Ops LLC | 3,398,757 | 1.1M $ | as of Mar 31, 2026 |
| GSA CAPITAL PARTNERS LLP | 3,254,233 | 1.1K $ | as of Mar 31, 2026 |
| BANK OF AMERICA CORP /DE/ | 3,173,725 | 1M $ | as of Mar 31, 2026 |
| BARCLAYS PLC | 3,065,806 | 1M $ | as of Mar 31, 2026 |
| Alyeska Investment Group, L.P. | 2,051,442 | 673.9K $ | as of Mar 31, 2026 |
| UBS Group AG | 1,883,583 | 619.7K $ | as of Mar 31, 2026 |
| Ensign Peak Advisors, Inc | 1,702,125 | 559.1K $ | as of Mar 31, 2026 |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 1,695,159 | 556.9K $ | as of Mar 31, 2026 |
| Rock Springs Capital Management LP | 1,609,492 | 528.7K $ | as of Mar 31, 2026 |
Declared shareholders of Gossamer Bio Inc
There are 5 beneficial ownership filings. These stakes do not add up. An asset manager that files includes its own funds, which already appear among the funds on this page.
| Shareholder | Declared stake | Shares | |
|---|---|---|---|
| 683 Capital Management, LLC and 2 others | 9.99 % | 49,868,571 | as of Jun 4, 2026 · SCHEDULE 13G |
| Context Capital Management, LLC and 4 others | 9.90 % | 48,835,788 | as of Jun 4, 2026 · SCHEDULE 13G |
| D. E. Shaw Valence Portfolios, L.L.C. and 3 others | 9.50 % | 46,485,295 | as of Jun 4, 2026 · SCHEDULE 13D |
| DeepCurrents Investment Group LLC and 3 others | 7.70 % | 37,665,073 | as of Jun 4, 2026 · SCHEDULE 13G |
| Octagon Capital Advisors LP and 2 others | 3.80 % | 8,976,054 | as of Mar 31, 2026 · SCHEDULE 13G |
Cite this page
Titelia. "Fund shareholders of Gossamer Bio Inc". https://titelia.com/en/stocks/gossamer-bio-inc-US38341P1021