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 2021
Institutional positions in Tourmaline Bio, Inc. as of Jun 30, 2021. 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
- 50
- +50 vs. Q1 2021
- Shares held
- 26.0M
- +26.0M vs. Q1 2021
- Total value
- $379.4M
- +$379.4M vs. Q1 2021
- New holders
- 50
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q1 2021: 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 2021
Shares, value and share of portfolio for each institution holding Tourmaline Bio, Inc.; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Tower Research Capital LLC (TRC) | 62 | $1.00K | 0.00% | +62 | New |
| First Horizon Advisors, Inc. | 250 | $4.00K | 0.00% | +250 | New |
| Citigroup Inc | 510 | $7.00K | 0.00% | +510 | New |
| Royal Bank of Canada | 609 | $9.00K | 0.00% | +609 | New |
| Ameritas Investment Partners, Inc. | 698 | $10.0K | 0.00% | +698 | New |
| Point72 Hong Kong Ltd | 675 | $10.0K | 0.00% | +675 | New |
| Legal & General Group Plc | 858 | $13.0K | 0.00% | +858 | New |
| STRS Ohio | 2,100 | $30.0K | 0.00% | +2,100 | New |
| Bank of America Corp | 4,054 | $59.0K | 0.00% | +4,054 | New |
| American International Group, Inc. | 4,991 | $73.0K | 0.00% | +4,991 | New |
| Deutsche Bank AG | 5,288 | $78.0K | 0.00% | +5,288 | New |
| UBS Group AG | 5,691 | $84.0K | 0.00% | +5,691 | New |
| New York State Common Retirement Fund | 7,600 | $112.0K | 0.00% | +7,600 | New |
| Cubist Systematic Strategies, LLC | 9,920 | $146.0K | 0.00% | +9,920 | New |
| Ghisallo Capital Management LLC | 10,000 | $147.0K | 0.01% | +10,000 | New |
| California State Teachers Retirement System | 12,320 | $181.0K | 0.00% | +12,320 | New |
| JPMorgan Chase & Co | 13,129 | $193.0K | 0.00% | +13,129 | New |
| Nuveen Asset Management, LLC | 14,098 | $207.0K | 0.00% | +14,098 | New |
| Bank of New York Mellon Corp | 16,779 | $246.0K | 0.00% | +16,779 | New |
| Morgan Stanley | 18,253 | $269.0K | 0.00% | +18,253 | New |
| Charles Schwab Investment Management Inc | 22,410 | $330.0K | 0.00% | +22,410 | New |
| Two Sigma Advisers, LP | 23,100 | $339.0K | 0.00% | +23,100 | New |
| Zimmer Partners, LP | 23,331 | $343.0K | 0.00% | +23,331 | New |
| Monashee Investment Management LLC | 25,000 | $367.0K | 0.04% | +25,000 | New |
| Clough Capital Partners L P | 33,600 | $494.0K | 0.03% | +33,600 | New |
| D. E. Shaw & Co., Inc. | 39,039 | $573.0K | 0.00% | +39,039 | New |
| Two Sigma Investments, LP | 44,967 | $661.0K | 0.00% | +44,967 | New |
| Alyeska Investment Group, L.P. | 50,000 | $735.0K | 0.01% | +50,000 | New |
| FMR LLC | 60,000 | $881.0K | 0.00% | +60,000 | New |
| Caas Capital Management LP | 90,000 | $1.32M | 0.07% | +90,000 | New |
| Northern Trust Corp | 92,784 | $1.36M | 0.00% | +92,784 | New |
| State Street Corp | 94,962 | $1.40M | 0.00% | +94,962 | New |
| Tudor Investment Corp Et Al | 98,949 | $1.45M | 0.03% | +98,949 | New |
| Geode Capital Management, LLC | 154,063 | $2.26M | 0.00% | +154,063 | New |
| Woodline Partners LP | 206,159 | $3.03M | 0.06% | +206,159 | New |
| OrbiMed Advisors LLC | 247,240 | $3.63M | 0.04% | +247,240 | New |
| Laurion Capital Management LP | 298,422 | $4.38M | 0.07% | +298,422 | New |
| Vanguard Group Inc | 390,826 | $5.74M | 0.00% | +390,826 | New |
| Avidity Partners Management LP | 436,363 | $6.41M | 0.17% | +436,363 | New |
| Logos Global Management LP | 507,923 | $7.46M | 0.64% | +507,923 | New |
| Aisling Capital Management LP | 682,923 | $10.0M | 1.61% | +682,923 | New |
| Sectoral Asset Management Inc | 711,000 | $10.4M | 0.85% | +711,000 | New |
| HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse) | 853,344 | $12.5M | 0.13% | +853,344 | New |
| Cormorant Asset Management, LP | 1,215,847 | $17.3M | 0.67% | +1,215,847 | New |
| Eventide Asset Management, LLC | 1,561,092 | $22.4M | 0.30% | +1,561,092 | New |
| BlackRock Inc. | 1,773,127 | $26.0M | 0.00% | +1,773,127 | New |
| Artal Group S.A. | 2,064,262 | $30.3M | 0.69% | +2,064,262 | New |
| Citadel Advisors LLC | 2,670,326 | $38.1M | 0.04% | +2,670,326 | New |
| Viking Global Investors LPSuperinvestorViking Global Investors | 3,289,617 | $48.3M | 0.15% | +3,289,617 | New |
| Blackstone Group Inc. | 8,089,315 | $118.8M | 0.28% | +8,089,315 | New |