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, Q2 2025
Institutional positions in Tourmaline Bio, Inc. as of Jun 30, 2025. 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
- 109
- +2 vs. Q1 2025
- Shares held
- 24.1M
- +116.2K (+0.5%) vs. Q1 2025
- Total value
- $384.8M
- +$20.5M (+5.6%) vs. Q1 2025
- New holders
- 20
- 34 more added
- Sold out
- 18
- 31 more reduced
Compare with Q1 2025: 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, Q2 2025
Shares, value and share of portfolio for each institution holding Tourmaline Bio, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Simplex Trading, LLC | 11 | $0 | 0.00% | +11 | New |
| SBI Securities Co., Ltd. | 3 | $48 | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 18 | $288 | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 20 | $320 | 0.00% | +20 | New |
| EverSource Wealth Advisors, LLC | 33 | $528 | 0.00% | +33 | New |
| Parkside Financial Bank & Trust | 35 | $561 | 0.00% | +35 | New |
| IFP Advisors, Inc | 0 | $656 | 0.00% | 0 | New |
| SRS Capital Advisors, Inc. | 52 | $832 | 0.00% | +52 | New |
| Rothschild Investment LLC | 60 | $959 | 0.00% | +40+200.0% | Added |
| CWM, LLC | 68 | $1.00K | 0.00% | +5+7.9% | Added |
| Daiwa Securities Group Inc. | 95 | $2.00K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 232 | $3.71K | 0.00% | +153+193.7% | Added |
| Advisor Group Holdings, Inc. | 251 | $4.01K | 0.00% | +1+0.4% | Added |
| Caitong International Asset Management Co., Ltd | 290 | $4.64K | 0.00% | +169+139.7% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 305 | $5.00K | 0.00% | +305 | New |
| GAMMA Investing LLC | 449 | $7.18K | 0.00% | −45−9.1% | Reduced |
| Sterling Capital Management LLC | 514 | $8.22K | 0.00% | +116+29.1% | Added |
| Versant Capital Management, Inc | 600 | $9.59K | 0.00% | 00.0% | Unchanged |
| GF Fund Management Co. Ltd. | 656 | $10.5K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 799 | $13.0K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 992 | $15.9K | 0.00% | +113+12.9% | Added |
| Farther Finance Advisors, LLC | 1,002 | $16.0K | 0.00% | −657−39.6% | Reduced |
| Nisa Investment Advisors, LLC | 1,551 | $24.8K | 0.00% | −31−2.0% | Reduced |
| BNP Paribas Arbitrage, SA | 2,103 | $33.6K | 0.00% | +535+34.1% | Added |
| Ameritas Investment Partners, Inc. | 2,262 | $36.2K | 0.00% | 00.0% | Unchanged |
| KLP Kapitalforvaltning AS | 2,300 | $36.8K | 0.00% | 00.0% | Unchanged |
| Quest Partners LLC | 2,322 | $37.1K | 0.00% | −430−15.6% | Reduced |
| Tower Research Capital LLC (TRC) | 3,214 | $51.4K | 0.00% | +846+35.7% | Added |
| Virtus Investment Advisers, Inc. | 4,725 | $75.6K | 0.03% | −2,564−35.2% | Reduced |
| China Universal Asset Management Co., Ltd. | 5,159 | $82.5K | 0.01% | +16+0.3% | Added |
| Skopos Labs, Inc. | 5,216 | $83.4K | 0.01% | +1,293+33.0% | Added |
| Police & Firemen's Retirement System of New Jersey | 5,564 | $89.0K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 6,100 | $97.5K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 8,017 | $128.2K | 0.00% | −7,426−48.1% | Reduced |
| Allostery Investments LP | 9,356 | $149.6K | 1.91% | +9,356 | New |
| Citigroup Inc | 9,794 | $156.6K | 0.00% | −7,218−42.4% | Reduced |
| California State Teachers Retirement System | 10,020 | $160.2K | 0.00% | −485−4.6% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 10,421 | $166.6K | 0.00% | −3,379−24.5% | Reduced |
| Price T Rowe Associates Inc | 10,761 | $173.0K | 0.00% | +518+5.1% | Added |
| Wells Fargo & Company | 12,214 | $195.3K | 0.00% | −1,640−11.8% | Reduced |
| Susquehanna Fundamental Investments, LLC | 12,402 | $198.3K | 0.01% | 00.0% | Unchanged |
| Creative Planning | 12,592 | $201.3K | 0.00% | +12,592 | New |
| MetLife Investment Management | 13,553 | $216.7K | 0.00% | 00.0% | Unchanged |
| Alps Advisors Inc | 13,846 | $221.4K | 0.00% | −3,655−20.9% | Reduced |
| Franklin Resources Inc | 13,906 | $222.4K | 0.00% | +14+0.1% | Added |
| EntryPoint Capital, LLC | 13,966 | $223.3K | 0.11% | −11,006−44.1% | Reduced |
| Deutsche Bank AG | 14,678 | $234.7K | 0.00% | −3,333−18.5% | Reduced |
| BBR Partners, LLC | 15,000 | $239.8K | 0.01% | +5,000+50.0% | Added |
| JPMorgan Chase & Co | 15,599 | $249.4K | 0.00% | −24,101−60.7% | Reduced |
| UBS Asset Management Americas Inc | 16,903 | $270.3K | 0.00% | +16,903 | New |
| Boothbay Fund Management, LLC | 19,559 | $312.7K | 0.01% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 19,822 | $317.0K | 0.00% | +900+4.8% | Added |
| Y-Intercept (Hong Kong) Ltd | 22,056 | $352.7K | 0.01% | +22,056 | New |
| Swiss National Bank | 22,400 | $358.2K | 0.00% | 00.0% | Unchanged |
| Invesco Ltd. | 25,626 | $409.8K | 0.00% | +5,706+28.6% | Added |
| Alliancebernstein L.P. | 25,890 | $414.0K | 0.00% | +12,940+99.9% | Added |
| Wesbanco Bank Inc | 26,000 | $415.7K | 0.01% | +26,000 | New |
| HRT Financial LP | 26,876 | $429.0K | 0.00% | +26,876 | New |
| Rhumbline Advisers | 30,016 | $479.9K | 0.00% | −3,017−9.1% | Reduced |
| Susquehanna International Group, LLP | 32,073 | $512.8K | 0.00% | −16,511−34.0% | Reduced |
| Brown Advisory Inc | 39,719 | $635.1K | 0.00% | 00.0% | Unchanged |
| Verition Fund Management LLC | 40,030 | $640.1K | 0.00% | +40,030 | New |
| American Century Companies Inc | 40,564 | $648.6K | 0.00% | +4,546+12.6% | Added |
| HighTower Advisors, LLC | 42,345 | $677.1K | 0.00% | −11,073−20.7% | Reduced |
| Barclays PLC | 44,341 | $709.0K | 0.00% | +12,546+39.5% | Added |
| Susquehanna Portfolio Strategies, LLC | 51,119 | $817.4K | 0.02% | +51,119 | New |
| Bank of New York Mellon Corp | 56,671 | $906.2K | 0.00% | −4,049−6.7% | Reduced |
| Charles Schwab Investment Management Inc | 56,702 | $906.7K | 0.00% | −9,148−13.9% | Reduced |
| FMR LLC | 57,437 | $918.4K | 0.00% | −186,284−76.4% | Reduced |
| SG Americas Securities, LLC | 65,156 | $1.04M | 0.00% | +28,976+80.1% | Added |
| Ikarian Capital, LLC | 67,927 | $1.09M | 0.36% | 00.0% | Unchanged |
| Nuveen, LLC | 71,656 | $1.15M | 0.00% | −5,951−7.7% | Reduced |
| Wellington Management Group LLP | 81,076 | $1.30M | 0.00% | +6,337+8.5% | Added |
| Woodline Partners LP | 85,177 | $1.36M | 0.01% | −74,909−46.8% | Reduced |
| Polymer Capital Management (HK) LTD | 86,934 | $1.39M | 0.22% | 00.0% | Unchanged |
| Siren, L.L.C. | 91,426 | $1.46M | 0.08% | 00.0% | Unchanged |
| Silverarc Capital Management, LLC | 109,257 | $1.75M | 0.36% | +109,257 | New |
| Dimensional Fund Advisors LP | 113,891 | $1.82M | 0.00% | +113,891 | New |
| Sectoral Asset Management Inc | 116,510 | $1.86M | 1.23% | +116,510 | New |
| Royal Bank of Canada | 121,946 | $1.95M | 0.00% | +120,464+8,128.5% | Added |
| Bank of America Corp | 127,371 | $2.04M | 0.00% | −109,376−46.2% | Reduced |
| Adage Capital Partners GP, L.L.C. | 135,637 | $2.17M | 0.00% | −364,363−72.9% | Reduced |
| Northern Trust Corp | 173,276 | $2.77M | 0.00% | −29,306−14.5% | Reduced |
| Goldman Sachs Group Inc | 179,721 | $2.87M | 0.00% | +96,802+116.7% | Added |
| Nan Fung Trinity (HK) Ltd | 227,090 | $3.63M | 0.43% | +227,090 | New |
| UBS Group AG | 229,400 | $3.67M | 0.00% | +5,717+2.6% | Added |
| Alyeska Investment Group, L.P. | 243,744 | $3.90M | 0.01% | +128,691+111.9% | Added |
| Millennium Management LLC | 243,876 | $3.90M | 0.00% | −24,862−9.3% | Reduced |
| Acuta Capital Partners, LLC | 283,682 | $4.54M | 6.33% | −143,200−33.5% | Reduced |
| Point72 Asset Management, L.P. | 314,580 | $5.03M | 0.01% | +314,580 | New |
| Schonfeld Strategic Advisors LLC | 353,514 | $5.65M | 0.04% | +53,775+17.9% | Added |
| Morgan Stanley | 362,736 | $5.80M | 0.00% | +76,991+26.9% | Added |
| Velan Capital Investment Management LP | 393,889 | $6.30M | 6.30% | −61,523−13.5% | Reduced |
| State Street Corp | 459,611 | $7.35M | 0.00% | +10,450+2.3% | Added |
| Geode Capital Management, LLC | 467,087 | $7.47M | 0.00% | −29,033−5.9% | Reduced |
| Nantahala Capital Management, LLC | 558,187 | $8.93M | 0.63% | +25,363+4.8% | Added |
| Vivo Capital, LLC | 591,882 | $9.46M | 0.97% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 604,561 | $9.67M | 0.02% | +11,586+2.0% | Added |
| Pictet Asset Management Holding SA | 682,129 | $10.9M | 0.01% | +262,246+62.5% | Added |
| Qiming U.S. Ventures Management, LLC | 741,691 | $11.9M | 50.22% | 00.0% | Unchanged |