Gossamer Bio Inc Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| D. E. SHAW & CO., INC. | 08/14/2026 | 40.96 M | $6.74 M | 10,417.73% | 17.49% |
| 683 CAPITAL MANAGEMENT, LLC | 08/14/2026 | 39.20 M | $6.45 M | 683.98% | 16.74% |
| DEEPCURRENTS INVESTMENT GROUP LLC | 08/14/2026 | 37.67 M | $6.03 M | 100.00% | 16.09% |
| CONTEXT CAPITAL MANAGEMENT, LLC | 07/23/2026 | 28.95 M | $4.76 M | 100.00% | 12.36% |
| WORTH VENTURE PARTNERS, LLC | 08/10/2026 | 25.02 M | $4.12 M | 100.00% | 10.69% |
| AQR CAPITAL MANAGEMENT LLC | 08/14/2026 | 15.63 M | $2.57 M | 54.34% | 6.68% |
| GSA CAPITAL PARTNERS LLP | 08/06/2026 | 14.99 M | $2.47 M | 360.54% | 6.40% |
| WOLVERINE ASSET MANAGEMENT LLC | 08/10/2026 | 12.89 M | $2.12 M | 100.00% | 5.51% |
| RENAISSANCE TECHNOLOGIES LLC | 08/13/2026 | 11.63 M | $1.91 M | 854.94% | 4.97% |
| KALEHUA CAPITAL MANAGEMENT LLC | 08/19/2026 | 11.15 M | $1.84 M | 8.92% | 4.76% |
| VANGUARD CAPITAL MANAGEMENT LLC | 08/13/2026 | 9.42 M | $1.55 M | 0.23% | 4.02% |
| ARCH VENTURE MANAGEMENT, LLC | 08/14/2026 | 8.06 M | $1.33 M | 0.00% | 3.44% |
| BARCLAYS PLC | 08/14/2026 | 7.83 M | $1.29 M | 155.48% | 3.35% |
| OCTAGON CAPITAL ADVISORS LP | 08/14/2026 | 7.75 M | $1.28 M | 0.00% | 3.31% |
| BLACKROCK, INC. | 08/07/2026 | 7.67 M | $1.26 M | -54.42% | 3.28% |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 08/13/2026 | 7.57 M | $1.25 M | 100.00% | 3.23% |
| TWO SIGMA INVESTMENTS, LP | 08/14/2026 | 7.43 M | $1.22 M | 55.45% | 3.17% |
| SAMSARA BIOCAPITAL, LLC | 08/14/2026 | 7.22 M | $1.19 M | 0.00% | 3.08% |
| QUBE RESEARCH & TECHNOLOGIES LTD | 08/14/2026 | 7.07 M | $1.16 M | 43.68% | 3.02% |
| CI PRIVATE WEALTH, LLC | 08/27/2026 | 5.63 M | $927.14 K | 41.33% | 2.41% |
| SIREN, L.L.C. | 08/13/2026 | 5.21 M | $857.40 K | 0.00% | 2.22% |
| HHLR ADVISORS, LTD. | 08/14/2026 | 4.97 M | $818.73 K | 0.00% | 2.12% |
| UBS GROUP AG | 08/13/2026 | 3.09 M | $510.47 K | 64.25% | 1.32% |
| SQUAREPOINT OPS LLC | 08/14/2026 | 2.56 M | $420.78 K | -24.78% | 1.09% |
| GEODE CAPITAL MANAGEMENT, LLC | 08/12/2026 | 2.48 M | $408.71 K | -49.76% | 1.06% |
| MILLENNIUM MANAGEMENT LLC | 08/14/2026 | 2.40 M | $395.47 K | 1,181.96% | 1.03% |
| MB GENERATIONAL WEALTH, LLC | 07/31/2026 | 2.22 M | $364.99 K | 44.73% | 0.95% |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 08/14/2026 | 2.19 M | $360.05 K | 29.04% | 0.93% |
| MARSHALL WACE, LLP | 08/13/2026 | 2.11 M | $338.40 K | 100.00% | 0.90% |
| ALYESKA INVESTMENT GROUP, L.P. | 08/14/2026 | 2.05 M | $337.67 K | 0.00% | 0.88% |
| ACADIAN ASSET MANAGEMENT LLC | 08/13/2026 | 1.79 M | $293.00 K | -66.04% | 0.77% |
| HSBC HOLDINGS PLC | 08/14/2026 | 1.58 M | $267.39 K | 1,289.39% | 0.68% |
| ENSIGN PEAK ADVISORS, INC | 08/14/2026 | 1.45 M | $238.83 K | -14.75% | 0.62% |
| VANGUARD FIDUCIARY TRUST CO | 08/13/2026 | 1.25 M | $205.49 K | -11.31% | 0.53% |
| JPMORGAN CHASE & CO | 08/12/2026 | 1.23 M | $201.50 K | 1,225.53% | 0.52% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 08/14/2026 | 1.17 M | $187.49 K | -3.63% | 0.50% |
| GOLDMAN SACHS GROUP INC | 08/14/2026 | 1.13 M | $185.74 K | -4.41% | 0.48% |
| STATE STREET CORP | 09/22/2026 | 1.11 M | $183.48 K | -74.60% | 0.48% |
| DEUTSCHE BANK AG\ | 08/07/2026 | 1.11 M | $188.10 K | -15.27% | 0.47% |
| HENNION & WALSH ASSET MANAGEMENT, INC. | 07/08/2026 | 1.10 M | $180.88 K | 32.60% | 0.47% |
| NEA MANAGEMENT COMPANY, LLC | 08/14/2026 | 1.00 M | $164.60 K | 0.00% | 0.43% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 08/14/2026 | 992.53 K | $163.37 K | -34.27% | 0.42% |
| SIXTH STREET PARTNERS MANAGEMENT COMPANY, L.P. | 08/14/2026 | 992.53 K | $163.37 K | 100.00% | 0.42% |
| SMITH, MOORE & CO. | 08/12/2026 | 900.00 K | $148.14 K | 91.49% | 0.38% |
| ISHARA INVESTMENTS LP | 08/14/2026 | 820.00 K | $134.97 K | 0.00% | 0.35% |
| PANAGORA ASSET MANAGEMENT INC | 08/06/2026 | 733.22 K | $120.69 K | 56.02% | 0.31% |
| MARINER, LLC | 08/13/2026 | 594.72 K | $97.89 K | 42.14% | 0.25% |
| IEQ CAPITAL, LLC | 08/11/2026 | 591.25 K | $97.32 K | 50.16% | 0.25% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 08/13/2026 | 544.21 K | $89.80 K | -74.82% | 0.23% |
| CHOREO, LLC | 08/04/2026 | 540.11 K | $88.90 K | 115.95% | 0.23% |
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Gossamer Bio Inc institutional Ownership - FAQ's
During the previous two years, 247 institutional investors and hedge funds held shares of Gossamer Bio Inc. The most heavily invested institutionals were:
GAMMA Investing LLC: 0
Farther Finance Advisors, LLC: 0
Wealth Enhancement Trust Services, Inc.: 0
Planning Strategies Inc.: 0
D. E. Shaw & Co., Inc.: 40.96 M
683 Capital Management, LLC: 39.2 M
158.71% of Gossamer Bio Inc stock is owned by institutional investors.
Institutional investors have bought a total of 396.76 M shares in the last 24 months. This purchase volume represents approximately $222.19 M in transactions.