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 2023
Institutional positions in Tourmaline Bio, Inc. as of Jun 30, 2023. 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
- 58
- +4 vs. Q1 2023
- Shares held
- 26.2M
- −716.8K (−2.7%) vs. Q1 2023
- Total value
- $79.7M
- +$29.1M (+57.4%) vs. Q1 2023
- New holders
- 20
- 11 more added
- Sold out
- 16
- 20 more reduced
Compare with Q1 2023: 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 2023
Shares, value and share of portfolio for each institution holding Tourmaline Bio, Inc.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Nisa Investment Advisors, LLC | 72 | $219 | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 88 | $268 | 0.00% | −849,873−100.0% | Reduced |
| Wells Fargo & Company | 155 | $471 | 0.00% | −3,934−96.2% | Reduced |
| New York State Common Retirement Fund | 200 | $608 | 0.00% | −14,600−98.6% | Reduced |
| The PNC Financial Services Group, Inc. | 1,925 | $5.85K | 0.00% | −93−4.6% | Reduced |
| Federated Hermes, Inc. | 2,684 | $8.16K | 0.00% | +74+2.8% | Added |
| Royal Bank of Canada | 3,440 | $10.0K | 0.00% | +2,151+166.9% | Added |
| Rhumbline Advisers | 3,499 | $10.6K | 0.00% | −30,923−89.8% | Reduced |
| FMR LLC | 5,602 | $17.0K | 0.00% | +63+1.1% | Added |
| Barclays PLC | 7,049 | $21.4K | 0.00% | −11,711−62.4% | Reduced |
| Acadian Asset Management LLC | 11,215 | $34.0K | 0.00% | −227,298−95.3% | Reduced |
| Commonwealth Equity Services, LLC | 13,000 | $40.0K | 0.00% | 00.0% | Unchanged |
| Bank of Montreal | 12,698 | $40.5K | 0.00% | −3,265−20.5% | Reduced |
| Charles Schwab Investment Management Inc | 13,707 | $41.7K | 0.00% | −36,782−72.9% | Reduced |
| Two Sigma Securities, LLC | 14,649 | $44.5K | 0.00% | +14,649 | New |
| Bailard, Inc. | 14,773 | $44.9K | 0.00% | 00.0% | Unchanged |
| Prelude Capital Management, LLC | 15,727 | $47.8K | 0.00% | +15,727 | New |
| Bank of America Corp | 16,957 | $51.5K | 0.00% | −9,400−35.7% | Reduced |
| Goldman Sachs Group Inc | 19,199 | $58.4K | 0.00% | −1,756−8.4% | Reduced |
| XTX Topco Ltd | 19,884 | $60.4K | 0.01% | +19,884 | New |
| Bank of New York Mellon Corp | 20,689 | $62.9K | 0.00% | −37,870−64.7% | Reduced |
| Northern Trust Corp | 25,010 | $76.0K | 0.00% | −138,352−84.7% | Reduced |
| Occudo Quantitative Strategies LP | 28,902 | $87.9K | 0.01% | +28,902 | New |
| Values First Advisors, Inc. | 32,009 | $97.3K | 0.06% | −20,887−39.5% | Reduced |
| Susquehanna International Group, LLP | 32,054 | $97.4K | 0.00% | +17,657+122.6% | Added |
| Y-Intercept (Hong Kong) Ltd | 32,062 | $97.5K | 0.01% | +32,062 | New |
| Qube Research & Technologies Ltd | 34,270 | $104.2K | 0.00% | +34,270 | New |
| Morgan Stanley | 48,395 | $147.1K | 0.00% | −226,240−82.4% | Reduced |
| Corsair Capital Management, L.P. | 55,000 | $167.2K | 0.06% | +55,000 | New |
| State Street Corp | 65,448 | $199.0K | 0.00% | −289,281−81.5% | Reduced |
| Two Sigma Advisers, LP | 87,500 | $266.0K | 0.00% | +62,000+243.1% | Added |
| Dimensional Fund Advisors LP | 88,472 | $269.0K | 0.00% | +88,472 | New |
| Jane Street Group, LLC | 91,391 | $277.8K | 0.00% | +79,723+683.3% | Added |
| Marquette Asset Management, LLC | 101,375 | $308.2K | 0.08% | 00.0% | Unchanged |
| BlackRock Inc. | 130,389 | $396.4K | 0.00% | −1,034,478−88.8% | Reduced |
| Bridgeway Capital Management, LLC | 149,300 | $453.9K | 0.01% | +21,400+16.7% | Added |
| Affinity Asset Advisors, LLC | 200,000 | $608.0K | 0.24% | +200,000 | New |
| Geode Capital Management, LLC | 208,102 | $632.6K | 0.00% | −200,008−49.0% | Reduced |
| Citadel Advisors LLC | 213,754 | $649.8K | 0.00% | −831,372−79.5% | Reduced |
| Two Sigma Investments, LP | 226,415 | $688.3K | 0.00% | +198,851+721.4% | Added |
| Scoggin Management LP | 289,608 | $880.4K | 1.58% | +289,608 | New |
| Walleye Capital LLC | 304,599 | $926.0K | 0.02% | +304,599 | New |
| Millennium Management LLC | 322,084 | $979.1K | 0.00% | +322,084 | New |
| Renaissance Technologies LLC | 440,800 | $1.34M | 0.00% | +385,400+695.7% | Added |
| HighTower Advisors, LLC | 448,359 | $1.36M | 0.00% | +448,359 | New |
| JPMorgan Chase & Co | 453,026 | $1.38M | 0.00% | +434,685+2,370.0% | Added |
| Acuitas Investments, LLC | 491,141 | $1.49M | 0.87% | +491,141 | New |
| Avoro Capital Advisors LLC | 500,000 | $1.52M | 0.02% | +500,000 | New |
| QVT Financial LP | 589,314 | $1.79M | 0.11% | +589,314 | New |
| Great Point Partners LLC | 666,033 | $2.02M | 0.41% | +666,033 | New |
| Balyasny Asset Management LLC | 904,774 | $2.75M | 0.01% | +904,774 | New |
| Artal Group S.A. | 914,262 | $2.78M | 0.09% | 00.0% | Unchanged |
| Vanguard Group Inc | 1,037,871 | $3.16M | 0.00% | −87,076−7.7% | Reduced |
| Nantahala Capital Management, LLC | 1,450,034 | $4.41M | 0.54% | +1,450,034 | New |
| BML Capital Management, LLC | 2,000,000 | $6.08M | 5.47% | +70,516+3.7% | Added |
| Ra Capital Management, L.P. | 2,333,175 | $7.09M | 0.13% | +2,333,175 | New |
| Qiming U.S. Ventures Management, LLC | 2,932,606 | $8.92M | 9.37% | 00.0% | Unchanged |
| Blackstone Group Inc. | 8,089,315 | $24.6M | 0.11% | 00.0% | Unchanged |
| Viking Global Investors LPSuperinvestorViking Global Investors | 0 | $0 | 0.00% | −3,289,617−100.0% | Sold out |
| Eventide Asset Management, LLC | 0 | $0 | 0.00% | −1,561,092−100.0% | Sold out |
| Cormorant Asset Management, LP | 0 | $0 | 0.00% | −900,649−100.0% | Sold out |
| Western Standard LLC | 0 | $0 | 0.00% | −586,481−100.0% | Sold out |
| Laurion Capital Management LP | 0 | $0 | 0.00% | −298,422−100.0% | Sold out |
| Deutsche Bank AG | 0 | $0 | 0.00% | −14,154−100.0% | Sold out |
| Prospera Financial Services Inc | 0 | $0 | 0.00% | −13,973−100.0% | Sold out |
| Alliancebernstein L.P. | 0 | $0 | 0.00% | −13,600−100.0% | Sold out |
| American International Group, Inc. | 0 | $0 | 0.00% | −11,132−100.0% | Sold out |
| California State Teachers Retirement System | 0 | $0 | 0.00% | −8,575−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −8,666−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −7,780−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −2,311−100.0% | Sold out |
| Legal & General Group Plc | 0 | $0 | 0.00% | −1,991−100.0% | Sold out |
| Ameritas Investment Partners, Inc. | 0 | $0 | 0.00% | −1,647−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −2,100−100.0% | Sold out |