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, Q1 2023
Institutional positions in Tourmaline Bio, Inc. as of Mar 31, 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
- 54
- 0 vs. Q4 2022
- Shares held
- 26.9M
- +98.0K (+0.4%) vs. Q4 2022
- Total value
- $50.6M
- +$23.3M (+84.9%) vs. Q4 2022
- New holders
- 9
- 18 more added
- Sold out
- 9
- 13 more reduced
Compare with Q4 2022: 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, Q1 2023
Shares, value and share of portfolio for each institution holding Tourmaline Bio, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Nisa Investment Advisors, LLC | 72 | $0 | 0.00% | +72 | New |
| Royal Bank of Canada | 1,289 | $2.00K | 0.00% | −2,320−64.3% | Reduced |
| STRS Ohio | 2,100 | $3.00K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 1,647 | $3.10K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 1,991 | $3.74K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 2,018 | $3.79K | 0.00% | +2,018 | New |
| Amalgamated Bank | 2,311 | $4.00K | 0.00% | −482−17.3% | Reduced |
| Federated Hermes, Inc. | 2,610 | $4.91K | 0.00% | +930+55.4% | Added |
| Wells Fargo & Company | 4,089 | $7.69K | 0.00% | +4,089 | New |
| FMR LLC | 5,539 | $10.4K | 0.00% | +4,373+375.0% | Added |
| UBS Group AG | 7,780 | $14.6K | 0.00% | −3,312−29.9% | Reduced |
| Tower Research Capital LLC (TRC) | 8,666 | $16.0K | 0.00% | −368−4.1% | Reduced |
| California State Teachers Retirement System | 8,575 | $16.1K | 0.00% | −633−6.9% | Reduced |
| American International Group, Inc. | 11,132 | $20.9K | 0.00% | +221+2.0% | Added |
| Jane Street Group, LLC | 11,668 | $21.9K | 0.00% | +11,668 | New |
| Commonwealth Equity Services, LLC | 13,000 | $24.0K | 0.00% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 13,600 | $25.6K | 0.00% | 00.0% | Unchanged |
| Prospera Financial Services Inc | 13,973 | $26.3K | 0.00% | −21,559−60.7% | Reduced |
| Deutsche Bank AG | 14,154 | $26.6K | 0.00% | +5,388+61.5% | Added |
| Susquehanna International Group, LLP | 14,397 | $27.1K | 0.00% | +14,397 | New |
| Bailard, Inc. | 14,773 | $27.8K | 0.00% | +14,773 | New |
| New York State Common Retirement Fund | 14,800 | $27.8K | 0.00% | 00.0% | Unchanged |
| Bank of Montreal | 15,963 | $30.6K | 0.00% | +15,963 | New |
| JPMorgan Chase & Co | 18,341 | $34.0K | 0.00% | +4,613+33.6% | Added |
| Barclays PLC | 18,760 | $35.3K | 0.00% | +5,518+41.7% | Added |
| Goldman Sachs Group Inc | 20,955 | $39.4K | 0.00% | −18,929−47.5% | Reduced |
| Two Sigma Advisers, LP | 25,500 | $47.9K | 0.00% | −8,200−24.3% | Reduced |
| Bank of America Corp | 26,357 | $49.6K | 0.00% | +5,905+28.9% | Added |
| Two Sigma Investments, LP | 27,564 | $51.8K | 0.00% | −77,108−73.7% | Reduced |
| Rhumbline Advisers | 34,422 | $65.0K | 0.00% | +200+0.6% | Added |
| Charles Schwab Investment Management Inc | 50,489 | $94.9K | 0.00% | 00.0% | Unchanged |
| Values First Advisors, Inc. | 52,896 | $99.4K | 0.06% | +13,005+32.6% | Added |
| Renaissance Technologies LLC | 55,400 | $104.0K | 0.00% | +34,600+166.3% | Added |
| Bank of New York Mellon Corp | 58,559 | $110.1K | 0.00% | 00.0% | Unchanged |
| Marquette Asset Management, LLC | 101,375 | $190.6K | 0.05% | +21,994+27.7% | Added |
| Bridgeway Capital Management, LLC | 127,900 | $240.5K | 0.01% | −36,500−22.2% | Reduced |
| Northern Trust Corp | 163,362 | $307.1K | 0.00% | −3,308−2.0% | Reduced |
| Acadian Asset Management LLC | 238,513 | $447.0K | 0.00% | +127,103+114.1% | Added |
| Morgan Stanley | 274,635 | $516.3K | 0.00% | +261,299+1,959.4% | Added |
| Laurion Capital Management LP | 298,422 | $561.0K | 0.03% | 00.0% | Unchanged |
| State Street Corp | 354,729 | $666.9K | 0.00% | +18,087+5.4% | Added |
| Geode Capital Management, LLC | 408,110 | $767.2K | 0.00% | +40,190+10.9% | Added |
| Western Standard LLC | 586,481 | $1.10M | 1.12% | +586,481 | New |
| Citigroup Inc | 849,961 | $1.60M | 0.00% | +849,735+375,988.9% | Added |
| Cormorant Asset Management, LP | 900,649 | $1.69M | 0.11% | 00.0% | Unchanged |
| Artal Group S.A. | 914,262 | $1.72M | 0.10% | −1,150,000−55.7% | Reduced |
| Citadel Advisors LLC | 1,045,126 | $1.96M | 0.00% | −2,477,012−70.3% | Reduced |
| Vanguard Group Inc | 1,124,947 | $2.11M | 0.00% | +73,136+7.0% | Added |
| BlackRock Inc. | 1,164,867 | $2.19M | 0.00% | +65,322+5.9% | Added |
| Eventide Asset Management, LLC | 1,561,092 | $2.93M | 0.05% | 00.0% | Unchanged |
| BML Capital Management, LLC | 1,929,484 | $3.63M | 3.14% | +1,929,484 | New |
| Qiming U.S. Ventures Management, LLC | 2,932,606 | $5.51M | 6.67% | 00.0% | Unchanged |
| Viking Global Investors LPSuperinvestorViking Global Investors | 3,289,617 | $6.18M | 0.03% | 00.0% | Unchanged |
| Blackstone Group Inc. | 8,089,315 | $15.2M | 0.06% | 00.0% | Unchanged |
| Caas Capital Management LP | 0 | $0 | 0.00% | −90,181−100.0% | Sold out |
| Ergoteles LLC | 0 | $0 | 0.00% | −43,522−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −28,084−100.0% | Sold out |
| Chicago Partners Investment Group LLC | 0 | $0 | 0.00% | −14,834−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −16,372−100.0% | Sold out |
| State Board of Administration of Florida Retirement System | 0 | $0 | 0.00% | −14,260−100.0% | Sold out |
| Credit Suisse AG | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −67−100.0% | Sold out |
| IFP Advisors, Inc | 0 | $0 | 0.00% | −5,465−100.0% | Sold out |