Tourmaline Bio, Inc.
TRMLDelisted Oct 28, 2025- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001827506
Tourmaline Bio, Inc. was delisted on Oct 28, 2025; its insiders filed their last Form 4 on Oct 28, 2025; 134 institutions reported holding it in 13F filings for Q3 2025, worth $1.03B in total; no superinvestor held it.
13F holders, Q4 2024
Institutional positions in Tourmaline Bio, Inc. as of Dec 31, 2024. 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
- 101
- +9 vs. Q3 2024
- Shares held
- 22.9M
- +1.83M (+8.7%) vs. Q3 2024
- Total value
- $463.6M
- −$77.1M (−14.3%) vs. Q3 2024
- New holders
- 22
- 40 more added
- Sold out
- 13
- 22 more reduced
Compare with Q3 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting TRML 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 | 0 | $0 |
| Q1 2026 | 0 | $0 |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 134 | $1.03B |
| Q2 2025 | 109 | $384.8M |
| Q1 2025 | 107 | $364.3M |
| Q4 2024 | 101 | $463.6M |
| Q3 2024 | 92 | $540.7M |
| Q2 2024 | 84 | $272.0M |
| Q1 2024 | 96 | $469.9M |
| Q4 2023 | 54 | $338.2M |
| Q3 2023 | 49 | $77.1M |
| Q2 2023 | 58 | $79.7M |
| Q1 2023 | 54 | $50.6M |
| Q4 2022 | 54 | $27.4M |
| Q3 2022 | 56 | $72.1M |
| Q2 2022 | 59 | $130.4M |
| Q1 2022 | 51 | $286.9M |
| Q4 2021 | 51 | $456.7M |
| Q3 2021 | 48 | $349.4M |
| Q2 2021 | 50 | $379.4M |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2024
Shares, value and share of portfolio for each institution holding Tourmaline Bio, Inc.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| CWM, LLC | 15 | $0 | 0.00% | +4+36.4% | Added |
| SBI Securities Co., Ltd. | 3 | $61 | 0.00% | +3 | New |
| Rothschild Investment LLC | 25 | $507 | 0.00% | +25 | New |
| SRS Capital Advisors, Inc. | 30 | $609 | 0.00% | +30 | New |
| Amundi | 38 | $760 | 0.00% | +38 | New |
| Signaturefd, LLC | 54 | $1.09K | 0.00% | 00.0% | Unchanged |
| Lindbrook Capital, LLC | 56 | $1.14K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 85 | $1.72K | 0.00% | +18+26.9% | Added |
| Daiwa Securities Group Inc. | 95 | $2.00K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 99 | $2.01K | 0.00% | +79+395.0% | Added |
| Creative Planning | 109 | $2.21K | 0.00% | +109 | New |
| GAMMA Investing LLC | 164 | $3.33K | 0.00% | +17+11.6% | Added |
| Advisor Group Holdings, Inc. | 250 | $5.07K | 0.00% | 00.0% | Unchanged |
| GF Fund Management Co. Ltd. | 538 | $10.9K | 0.00% | +538 | New |
| Sterling Capital Management LLC | 740 | $15.0K | 0.00% | +655+770.6% | Added |
| Amalgamated Bank | 799 | $16.0K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 854 | $17.7K | 0.00% | −73−7.9% | Reduced |
| Federated Hermes, Inc. | 923 | $18.7K | 0.00% | +923 | New |
| Skopos Labs, Inc. | 1,576 | $32.0K | 0.01% | +1,576 | New |
| Tower Research Capital LLC (TRC) | 1,646 | $33.4K | 0.00% | +1,232+297.6% | Added |
| Ameritas Investment Partners, Inc. | 2,262 | $45.9K | 0.00% | 00.0% | Unchanged |
| KLP Kapitalforvaltning AS | 2,300 | $46.6K | 0.00% | +2,300 | New |
| Virtus ETF Advisers LLC | 3,157 | $64.0K | 0.03% | +3,157 | New |
| Royal Bank of Canada | 3,234 | $66.0K | 0.00% | +790+32.3% | Added |
| BNP Paribas Arbitrage, SA | 3,371 | $68.4K | 0.00% | −9,977−74.7% | Reduced |
| Quest Partners LLC | 3,618 | $73.4K | 0.01% | −5,763−61.4% | Reduced |
| China Universal Asset Management Co., Ltd. | 5,437 | $110.3K | 0.01% | +505+10.2% | Added |
| Police & Firemen's Retirement System of New Jersey | 5,564 | $112.8K | 0.00% | +5,564 | New |
| New York State Common Retirement Fund | 9,300 | $188.6K | 0.00% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 9,903 | $200.8K | 0.00% | −21,133−68.1% | Reduced |
| Gsa Capital Partners LLP | 10,198 | $207.0K | 0.02% | +10,198 | New |
| Intech Investment Management LLC | 10,214 | $207.1K | 0.00% | +10,214 | New |
| California State Teachers Retirement System | 10,505 | $213.0K | 0.00% | +8,832+527.9% | Added |
| Corebridge Financial, Inc. | 11,477 | $232.8K | 0.00% | −866−7.0% | Reduced |
| Invesco Ltd. | 12,155 | $246.5K | 0.00% | +1,181+10.8% | Added |
| Alliancebernstein L.P. | 12,950 | $262.6K | 0.00% | +3,680+39.7% | Added |
| Susquehanna International Group, LLP | 13,507 | $273.9K | 0.00% | +2,546+23.2% | Added |
| Wells Fargo & Company | 13,549 | $274.8K | 0.00% | +2,951+27.8% | Added |
| MetLife Investment Management | 13,886 | $281.6K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global ETFs Holdings Ltd. | 14,378 | $291.3K | 0.00% | +1,598+12.5% | Added |
| JPMorgan Chase & Co | 14,705 | $298.2K | 0.00% | −99−0.7% | Reduced |
| Bridgeway Capital Management, LLC | 15,267 | $309.6K | 0.01% | −2,000−11.6% | Reduced |
| Legal & General Group Plc | 15,443 | $313.2K | 0.00% | +10,250+197.4% | Added |
| State of Wisconsin Investment Board | 17,793 | $360.8K | 0.00% | +17,793 | New |
| Jane Street Group, LLC | 17,887 | $362.7K | 0.00% | −3,818−17.6% | Reduced |
| Boothbay Fund Management, LLC | 19,559 | $396.7K | 0.01% | −12,074−38.2% | Reduced |
| Deutsche Bank AG | 20,008 | $405.8K | 0.00% | +7,025+54.1% | Added |
| Swiss National Bank | 20,100 | $407.6K | 0.00% | +20,100 | New |
| Wexford Capital LP | 20,610 | $418.0K | 0.11% | +20,610 | New |
| Alps Advisors Inc | 20,735 | $420.5K | 0.00% | +962+4.9% | Added |
| Two Sigma Investments, LP | 21,441 | $434.8K | 0.00% | −21,904−50.5% | Reduced |
| Susquehanna Fundamental Investments, LLC | 23,044 | $467.3K | 0.01% | +23,044 | New |
| American Century Companies Inc | 23,357 | $473.7K | 0.00% | +23,357 | New |
| Rafferty Asset Management, LLC | 29,844 | $605.2K | 0.00% | +29,844 | New |
| Citigroup Inc | 31,013 | $628.9K | 0.00% | +13,746+79.6% | Added |
| SG Americas Securities, LLC | 34,812 | $706.0K | 0.00% | +1,140+3.4% | Added |
| FMR LLC | 35,487 | $719.7K | 0.00% | +20,424+135.6% | Added |
| Rhumbline Advisers | 35,591 | $721.8K | 0.00% | +718+2.1% | Added |
| Brown Advisory Inc | 39,719 | $805.5K | 0.00% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 53,418 | $1.08M | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 58,566 | $1.19M | 0.00% | +26,733+84.0% | Added |
| Bank of New York Mellon Corp | 61,259 | $1.24M | 0.00% | −179−0.3% | Reduced |
| Charles Schwab Investment Management Inc | 64,059 | $1.30M | 0.00% | +488+0.8% | Added |
| Ikarian Capital, LLC | 67,927 | $1.38M | 0.39% | −40,556−37.4% | Reduced |
| Wellington Management Group LLP | 68,599 | $1.39M | 0.00% | +2,858+4.3% | Added |
| Bank of America Corp | 70,737 | $1.43M | 0.00% | +33,028+87.6% | Added |
| Prudential Financial Inc | 72,335 | $1.47M | 0.00% | −5,800−7.4% | Reduced |
| Nuveen Asset Management, LLC | 76,245 | $1.55M | 0.00% | +13,504+21.5% | Added |
| Polymer Capital Management (HK) LTD | 79,400 | $1.61M | 0.28% | +79,400 | New |
| Siren, L.L.C. | 91,426 | $1.85M | 0.08% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 105,129 | $2.13M | 0.00% | +33,130+46.0% | Added |
| Alyeska Investment Group, L.P. | 115,053 | $2.33M | 0.01% | −75,000−39.5% | Reduced |
| Marshall Wace, LLP | 116,091 | $2.35M | 0.00% | −22,103−16.0% | Reduced |
| StemPoint Capital LP | 126,400 | $2.56M | 0.64% | +70,877+127.7% | Added |
| Woodline Partners LP | 161,721 | $3.28M | 0.02% | +2,567+1.6% | Added |
| Nan Fung Group Holdings Ltd | 187,090 | $3.79M | 3.25% | +40,290+27.4% | Added |
| UBS Group AG | 189,231 | $3.84M | 0.00% | +177,385+1,497.4% | Added |
| Morgan Stanley | 204,282 | $4.14M | 0.00% | −33,467−14.1% | Reduced |
| Northern Trust Corp | 204,786 | $4.15M | 0.00% | +13,603+7.1% | Added |
| Schonfeld Strategic Advisors LLC | 298,239 | $6.05M | 0.04% | +100,139+50.5% | Added |
| Acuta Capital Partners, LLC | 351,842 | $7.14M | 7.18% | +19,747+5.9% | Added |
| Millennium Management LLC | 364,658 | $7.40M | 0.01% | −144,757−28.4% | Reduced |
| Pictet Asset Management Holding SA | 419,883 | $8.52M | 0.01% | +172,743+69.9% | Added |
| Velan Capital Investment Management LP | 423,795 | $8.59M | 7.42% | +92,605+28.0% | Added |
| Geode Capital Management, LLC | 481,609 | $9.77M | 0.00% | −469−0.1% | Reduced |
| Nantahala Capital Management, LLC | 536,944 | $10.9M | 0.76% | −163,963−23.4% | Reduced |
| Vivo Capital, LLC | 591,882 | $12.0M | 1.34% | 00.0% | Unchanged |
| Adage Capital Partners GP, L.L.C. | 600,000 | $12.2M | 0.02% | +600,000 | New |
| Citadel Advisors LLC | 648,118 | $13.1M | 0.01% | +209,126+47.6% | Added |
| QVT Financial LP | 711,275 | $14.4M | 1.29% | 00.0% | Unchanged |
| RTW Investments, LP | 736,681 | $14.9M | 0.23% | −4,975−0.7% | Reduced |
| Qiming U.S. Ventures Management, LLC | 741,691 | $15.0M | 29.41% | 00.0% | Unchanged |
| State Street Corp | 800,193 | $16.2M | 0.00% | +388,213+94.2% | Added |
| Jennison Associates LLC | 845,800 | $17.2M | 0.01% | −306,173−26.6% | Reduced |
| Blue Owl Capital Holdings LP | 1,079,321 | $21.9M | 5.18% | −451,080−29.5% | Reduced |
| Vanguard Group Inc | 1,106,125 | $22.4M | 0.00% | +43,652+4.1% | Added |
| Pfizer Inc | 1,272,214 | $25.8M | 1.00% | +1,272,214 | New |
| TCG Crossover Management, LLC | 1,477,593 | $30.0M | 2.93% | 00.0% | Unchanged |
| BlackRock, Inc. | 1,803,900 | $36.6M | 0.00% | +50,553+2.9% | Added |
| Avoro Capital Advisors LLC | 2,222,222 | $45.1M | 0.64% | 00.0% | Unchanged |