Tourmaline Bio, Inc. Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. | 05/15/2025 | 2.54 M | $38.62 M | 0.00% | 9.88% |
| AVORO CAPITAL ADVISORS LLC | 05/15/2025 | 2.43 M | $36.88 M | 9.13% | 9.44% |
| BLACKROCK, INC. | 05/02/2025 | 1.79 M | $27.26 M | -0.65% | 6.98% |
| TCG CROSSOVER MANAGEMENT, LLC | 05/14/2025 | 1.48 M | $22.47 M | 0.00% | 5.75% |
| QVT FINANCIAL LP | 05/15/2025 | 1.47 M | $22.41 M | 107.14% | 5.73% |
| PFIZER INC | 05/13/2025 | 1.27 M | $19.35 M | 0.00% | 4.95% |
| VANGUARD GROUP INC | 05/09/2025 | 1.19 M | $18.11 M | 7.66% | 4.63% |
| BLUE OWL CAPITAL HOLDINGS LP | 05/15/2025 | 1.04 M | $15.77 M | -3.91% | 4.04% |
| OCTAGON CAPITAL ADVISORS LP | 05/16/2025 | 905.00 K | $13.77 M | 100.00% | 3.52% |
| BALYASNY ASSET MANAGEMENT L.P. | 05/15/2025 | 592.98 K | $9.02 M | 100.00% | 2.31% |
| VIVO CAPITAL, LLC | 05/12/2025 | 591.88 K | $9.00 M | 0.00% | 2.30% |
| CITADEL ADVISORS LLC | 05/15/2025 | 570.59 K | $8.68 M | -11.96% | 2.22% |
| NANTAHALA CAPITAL MANAGEMENT, LLC | 05/15/2025 | 532.82 K | $8.10 M | -0.77% | 2.07% |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 05/15/2025 | 500.00 K | $7.61 M | -16.67% | 1.95% |
| GEODE CAPITAL MANAGEMENT, LLC | 05/13/2025 | 496.12 K | $7.55 M | 3.01% | 1.93% |
| VELAN CAPITAL INVESTMENT MANAGEMENT LP | 05/15/2025 | 455.41 K | $6.93 M | 7.46% | 1.77% |
| STATE STREET CORP | 05/15/2025 | 449.16 K | $6.83 M | -43.87% | 1.75% |
| ACUTA CAPITAL PARTNERS, LLC | 05/15/2025 | 426.88 K | $6.49 M | 21.33% | 1.66% |
| PICTET ASSET MANAGEMENT HOLDING SA | 05/05/2025 | 419.88 K | $6.39 M | 0.00% | 1.63% |
| SCHONFELD STRATEGIC ADVISORS LLC | 05/15/2025 | 299.74 K | $4.56 M | 0.50% | 1.17% |
| MORGAN STANLEY | 05/15/2025 | 285.75 K | $4.35 M | 39.88% | 1.11% |
| MILLENNIUM MANAGEMENT LLC | 05/15/2025 | 268.74 K | $4.09 M | -26.30% | 1.05% |
| FMR LLC | 05/12/2025 | 243.72 K | $3.71 M | 586.79% | 0.95% |
| BANK OF AMERICA CORP /DE/ | 05/15/2025 | 236.75 K | $3.60 M | 234.69% | 0.92% |
| NAN FUNG GROUP HOLDINGS LTD | 05/14/2025 | 227.09 K | $3.45 M | 21.38% | 0.88% |
| UBS GROUP AG | 05/13/2025 | 223.68 K | $3.40 M | 18.21% | 0.87% |
| NORTHERN TRUST CORP | 05/13/2025 | 202.58 K | $3.08 M | -1.08% | 0.79% |
| WOODLINE PARTNERS LP | 05/15/2025 | 160.09 K | $2.43 M | -1.01% | 0.62% |
| FEDERATED HERMES, INC. | 05/08/2025 | 121.25 K | $1.84 M | 13,035.97% | 0.47% |
| JENNISON ASSOCIATES LLC | 05/05/2025 | 118.49 K | $1.80 M | -85.99% | 0.46% |
| ALYESKA INVESTMENT GROUP, L.P. | 05/15/2025 | 115.05 K | $1.75 M | 0.00% | 0.45% |
| AFFINITY ASSET ADVISORS, LLC | 05/14/2025 | 100.00 K | $1.52 M | 100.00% | 0.39% |
| MARSHALL WACE, LLP | 05/15/2025 | 99.17 K | $1.51 M | -14.58% | 0.39% |
| SIREN, L.L.C. | 05/23/2025 | 91.43 K | $1.39 M | 0.00% | 0.36% |
| POLYMER CAPITAL MANAGEMENT (HK) LTD | 05/15/2025 | 86.93 K | $1.32 M | 9.49% | 0.34% |
| GOLDMAN SACHS GROUP INC | 05/16/2025 | 82.92 K | $1.26 M | -21.13% | 0.32% |
| 05/12/2025 | 77.61 K | $1.18 M | 100.00% | 0.30% | |
| WELLINGTON MANAGEMENT GROUP LLP | 05/13/2025 | 74.74 K | $1.14 M | 8.95% | 0.29% |
| IKARIAN CAPITAL, LLC | 05/15/2025 | 67.93 K | $1.03 M | 0.00% | 0.26% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 05/09/2025 | 65.85 K | $1.00 M | 2.80% | 0.26% |
| WEXFORD CAPITAL LP | 05/15/2025 | 63.61 K | $967.51 K | 208.64% | 0.25% |
| BANK OF NEW YORK MELLON CORP | 04/29/2025 | 60.72 K | $923.55 K | -0.88% | 0.24% |
| HIGHTOWER ADVISORS, LLC | 05/13/2025 | 53.42 K | $812.49 K | 0.00% | 0.21% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 05/14/2025 | 48.58 K | $738.96 K | 259.70% | 0.19% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 05/14/2025 | 45.00 K | $684.45 K | 100.00% | 0.18% |
| CAPTION MANAGEMENT, LLC | 05/15/2025 | 45.00 K | $684.45 K | 100.00% | 0.18% |
| BROWN ADVISORY INC | 04/30/2025 | 39.72 K | $604.13 K | 0.00% | 0.15% |
| JPMORGAN CHASE & CO | 05/12/2025 | 39.70 K | $603.84 K | 169.98% | 0.15% |
| TWO SIGMA INVESTMENTS, LP | 05/15/2025 | 36.64 K | $557.34 K | 70.90% | 0.14% |
| SG AMERICAS SECURITIES, LLC | 04/15/2025 | 36.18 K | $550.00 K | 3.93% | 0.14% |
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Tourmaline Bio, Inc. institutional Ownership - FAQ's
During the previous two years, 118 institutional investors and hedge funds held shares of Tourmaline Bio, Inc.. The most heavily invested institutionals were:
RA CAPITAL MANAGEMENT, L.P.: 2.54 M
Avoro Capital Advisors LLC: 2.43 M
BlackRock, Inc.: 1.79 M
TCG Crossover Management, LLC: 1.48 M
QVT Financial LP: 1.47 M
PFIZER INC: 1.27 M
90.33% of Tourmaline Bio, Inc. stock is owned by institutional investors.
Institutional investors have bought a total of 24.99 M shares in the last 24 months. This purchase volume represents approximately $415.82 M in transactions.