Gossamer Bio, Inc. Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| OCTAGON CAPITAL ADVISORS LP | 05/16/2025 | 18.35 M | $20.19 M | 0.00% | 8.09% |
| NEA MANAGEMENT COMPANY, LLC | 05/14/2025 | 18.09 M | $19.90 M | 0.00% | 8.00% |
| VANGUARD GROUP INC | 05/09/2025 | 10.08 M | $11.09 M | 0.50% | 4.45% |
| ARCH VENTURE MANAGEMENT, LLC | 05/15/2025 | 8.06 M | $8.78 M | 0.00% | 3.56% |
| FMR LLC | 05/12/2025 | 7.59 M | $8.35 M | -4.29% | 3.35% |
| ACADIAN ASSET MANAGEMENT LLC | 05/21/2025 | 6.36 M | $6.99 M | 24.55% | 2.80% |
| SILVERARC CAPITAL MANAGEMENT, LLC | 05/14/2025 | 6.32 M | $6.95 M | 2.41% | 2.79% |
| PALO ALTO INVESTORS LP | 05/15/2025 | 6.28 M | $6.90 M | 0.00% | 2.77% |
| SAMSARA BIOCAPITAL, LLC | 05/15/2025 | 6.13 M | $6.74 M | 0.00% | 2.71% |
| 683 CAPITAL MANAGEMENT, LLC | 05/15/2025 | 6.10 M | $6.71 M | -12.54% | 2.69% |
| SIREN, L.L.C. | 05/23/2025 | 5.21 M | $5.73 M | 0.00% | 2.30% |
| HHLR ADVISORS, LTD. | 05/15/2025 | 4.97 M | $5.47 M | 0.00% | 2.20% |
| MONACO ASSET MANAGEMENT SAM | 05/08/2025 | 4.85 M | $5.33 M | -9.73% | 2.14% |
| OPALEYE MANAGEMENT INC. | 05/15/2025 | 4.29 M | $4.72 M | -4.51% | 1.90% |
| ALYESKA INVESTMENT GROUP, L.P. | 05/15/2025 | 4.16 M | $4.58 M | -52.73% | 1.84% |
| EVERSEPT PARTNERS, LP | 05/15/2025 | 3.90 M | $4.29 M | -21.73% | 1.72% |
| CI PRIVATE WEALTH, LLC | 05/14/2025 | 3.39 M | $3.73 M | 0.00% | 1.50% |
| ROCK SPRINGS CAPITAL MANAGEMENT LP | 05/15/2025 | 3.27 M | $3.59 B | 0.00% | 1.44% |
| BLACKROCK, INC. | 05/02/2025 | 3.07 M | $3.38 M | 1.44% | 1.35% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 05/14/2025 | 2.92 M | $3.21 M | 404.63% | 1.29% |
| MILLENNIUM MANAGEMENT LLC | 05/15/2025 | 2.68 M | $2.95 M | -25.32% | 1.18% |
| GEODE CAPITAL MANAGEMENT, LLC | 05/13/2025 | 2.27 M | $2.50 M | 0.98% | 1.00% |
| DEUTSCHE BANK AG\ | 05/09/2025 | 2.11 M | $2.32 M | 0.00% | 0.93% |
| PLATINUM INVESTMENT MANAGEMENT LTD | 05/15/2025 | 1.73 M | $1.90 M | -45.56% | 0.76% |
| MARSHALL WACE, LLP | 05/15/2025 | 1.71 M | $1.89 M | -32.38% | 0.76% |
| RENAISSANCE TECHNOLOGIES LLC | 05/14/2025 | 1.57 M | $1.73 M | -8.37% | 0.69% |
| LAURION CAPITAL MANAGEMENT LP | 05/15/2025 | 1.55 M | $1.71 M | 4.26% | 0.68% |
| TWO SIGMA ADVISERS, LP | 05/15/2025 | 1.29 M | $1.42 M | 11.21% | 0.57% |
| TWO SIGMA INVESTMENTS, LP | 05/15/2025 | 1.28 M | $1.40 M | 43.10% | 0.56% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 05/09/2025 | 1.14 M | $1.25 M | -8.30% | 0.50% |
| EXOME ASSET MANAGEMENT LLC | 05/16/2025 | 1.10 M | $1.21 M | 0.00% | 0.48% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 05/14/2025 | 970.50 K | $1.07 M | 467.54% | 0.43% |
| GOLDMAN SACHS GROUP INC | 05/16/2025 | 939.60 K | $1.03 M | 720.21% | 0.41% |
| DAFNA CAPITAL MANAGEMENT LLC | 05/15/2025 | 907.85 K | $998.64 K | -35.58% | 0.40% |
| QUBE RESEARCH & TECHNOLOGIES LTD | 05/15/2025 | 895.52 K | $985.08 K | 28.68% | 0.39% |
| STATE STREET CORP | 05/15/2025 | 882.68 K | $970.94 K | 14.86% | 0.39% |
| 05/15/2025 | 824.80 K | $907.28 K | 221.06% | 0.36% | |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 05/14/2025 | 803.82 K | $884.20 K | 100.00% | 0.35% |
| WOODLINE PARTNERS LP | 05/15/2025 | 728.46 K | $801.31 K | 0.00% | 0.32% |
| ATOM INVESTORS LP | 05/15/2025 | 701.98 K | $772.17 K | 100.00% | 0.31% |
| COLONY GROUP, LLC | 05/20/2025 | 700.00 K | $770.00 K | 100.00% | 0.31% |
| GSA CAPITAL PARTNERS LLP | 05/08/2025 | 695.55 K | $765.00 K | -19.35% | 0.31% |
| ALLOSTERY INVESTMENTS LP | 05/15/2025 | 613.03 K | $674.33 K | 0.00% | 0.27% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 05/15/2025 | 560.90 K | $616.99 K | 3.68% | 0.25% |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | 05/12/2025 | 497.69 K | $547.46 K | -16.73% | 0.22% |
| MORGAN STANLEY | 05/15/2025 | 459.53 K | $505.49 K | 209.34% | 0.20% |
| OPTI CAPITAL MANAGEMENT, LP | 05/15/2025 | 414.15 K | $455.57 K | 127.16% | 0.18% |
| NORTHERN TRUST CORP | 05/13/2025 | 410.12 K | $451.13 K | -0.29% | 0.18% |
| HRT FINANCIAL LP | 05/15/2025 | 389.45 K | $428.00 K | 100.00% | 0.17% |
| PRELUDE CAPITAL MANAGEMENT, LLC | 05/15/2025 | 376.80 K | $414.48 K | -9.17% | 0.17% |
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Gossamer Bio, Inc. institutional Ownership - FAQ's
During the previous two years, 139 institutional investors and hedge funds held shares of Gossamer Bio, Inc.. The most heavily invested institutionals were:
Octagon Capital Advisors LP: 18.35 M
NEA Management Company, LLC: 18.09 M
VANGUARD GROUP INC: 10.08 M
ARCH Venture Management, LLC: 8.06 M
FMR LLC: 7.59 M
ACADIAN ASSET MANAGEMENT LLC: 6.36 M
74.94% of Gossamer Bio, Inc. stock is owned by institutional investors.
Institutional investors have bought a total of 177.51 M shares in the last 24 months. This purchase volume represents approximately $211.23 M in transactions.