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 2021
Institutional positions in Tourmaline Bio, Inc. as of Dec 31, 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
- 51
- +3 vs. Q3 2021
- Shares held
- 29.9M
- +4.00M (+15.5%) vs. Q3 2021
- Total value
- $456.7M
- +$107.3M (+30.7%) vs. Q3 2021
- New holders
- 12
- 21 more added
- Sold out
- 9
- 7 more reduced
Compare with Q3 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, Q4 2021
Shares, value and share of portfolio for each institution holding Tourmaline Bio, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Blackstone Group Inc. | 8,089,315 | $123.7M | 0.31% | 00.0% | Unchanged |
| Viking Global Investors LPSuperinvestorViking Global Investors | 3,289,617 | $50.3M | 0.14% | 00.0% | Unchanged |
| Qiming U.S. Ventures Management, LLC | 2,932,606 | $44.8M | 20.63% | +2,932,606 | New |
| Citadel Advisors LLC | 2,661,636 | $40.7M | 0.04% | −7,830−0.3% | Reduced |
| BlackRock Inc. | 2,395,465 | $36.6M | 0.00% | +663,633+38.3% | Added |
| Artal Group S.A. | 2,064,262 | $31.6M | 0.93% | 00.0% | Unchanged |
| Eventide Asset Management, LLC | 1,561,092 | $23.9M | 0.31% | 00.0% | Unchanged |
| Cormorant Asset Management, LP | 1,182,545 | $18.1M | 1.08% | −33,302−2.7% | Reduced |
| Vanguard Group Inc | 1,030,822 | $15.8M | 0.00% | +636,644+161.5% | Added |
| HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse) | 761,885 | $11.6M | 0.18% | 00.0% | Unchanged |
| Aisling Capital Management LP | 682,923 | $10.4M | 3.68% | 00.0% | Unchanged |
| Avidity Partners Management LP | 455,037 | $6.96M | 0.15% | +370.0% | Added |
| Logos Global Management LP | 329,013 | $5.03M | 0.52% | −178,910−35.2% | Reduced |
| Laurion Capital Management LP | 298,422 | $4.56M | 0.08% | 00.0% | Unchanged |
| Norges Bank | 272,614 | $4.17M | 0.00% | +272,614 | New |
| Sectoral Asset Management Inc | 260,577 | $3.98M | 0.60% | −553,586−68.0% | Reduced |
| OrbiMed Advisors LLC | 247,240 | $3.78M | 0.05% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 245,823 | $3.76M | 0.00% | +74,488+43.5% | Added |
| Woodline Partners LP | 206,056 | $3.15M | 0.05% | 00.0% | Unchanged |
| State Street Corp | 186,002 | $2.84M | 0.00% | +56,925+44.1% | Added |
| Northern Trust Corp | 168,045 | $2.57M | 0.00% | +85,058+102.5% | Added |
| Altium Wealth Management LLC | 59,520 | $910.0K | 0.06% | +59,520 | New |
| Tudor Investment Corp Et Al | 54,416 | $832.0K | 0.02% | −43,409−44.4% | Reduced |
| Bank of New York Mellon Corp | 53,424 | $817.0K | 0.00% | +26,002+94.8% | Added |
| Charles Schwab Investment Management Inc | 49,706 | $761.0K | 0.00% | +27,296+121.8% | Added |
| Ensign Peak Advisors, Inc | 47,548 | $727.0K | 0.00% | +47,548 | New |
| Nuveen Asset Management, LLC | 41,523 | $589.0K | 0.00% | +18,278+78.6% | Added |
| Morgan Stanley | 33,473 | $511.0K | 0.00% | +9,628+40.4% | Added |
| Bank of America Corp | 27,304 | $417.0K | 0.00% | +6,457+31.0% | Added |
| Goldman Sachs Group Inc | 23,088 | $353.0K | 0.00% | +23,088 | New |
| Rhumbline Advisers | 14,304 | $219.0K | 0.00% | +14,304 | New |
| Deutsche Bank AG | 12,954 | $198.0K | 0.00% | +7,674+145.3% | Added |
| JPMorgan Chase & Co | 11,736 | $179.0K | 0.00% | +5,652+92.9% | Added |
| California State Teachers Retirement System | 11,659 | $178.0K | 0.00% | +6,907+145.3% | Added |
| State of Wisconsin Investment Board | 11,500 | $176.0K | 0.00% | 00.0% | Unchanged |
| American International Group, Inc. | 11,328 | $173.0K | 0.00% | +6,300+125.3% | Added |
| Manufacturers Life Insurance Company, The | 10,770 | $165.0K | 0.00% | +10,770 | New |
| ProShare Advisors LLC | 10,482 | $160.0K | 0.00% | +10,482 | New |
| New York State Common Retirement Fund | 10,189 | $156.0K | 0.00% | +2,500+32.5% | Added |
| MetLife Investment Management | 9,762 | $149.3K | 0.00% | +9,762 | New |
| Wells Fargo & Company | 8,642 | $132.0K | 0.00% | +8,642 | New |
| UBS Group AG | 8,113 | $124.0K | 0.00% | +764+10.4% | Added |
| Metropolitan Life Insurance Co | 7,232 | $110.6K | 0.00% | +7,232 | New |
| Citigroup Inc | 7,101 | $109.0K | 0.00% | +5,823+455.6% | Added |
| Royal Bank of Canada | 4,669 | $72.0K | 0.00% | +3,736+400.4% | Added |
| FMR LLC | 2,700 | $41.0K | 0.00% | −57,300−95.5% | Reduced |
| STRS Ohio | 2,100 | $32.0K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 2,009 | $31.0K | 0.00% | +1,151+134.1% | Added |
| Ameritas Investment Partners, Inc. | 1,647 | $25.0K | 0.00% | +949+136.0% | Added |
| Tower Research Capital LLC (TRC) | 708 | $11.0K | 0.00% | −77−9.8% | Reduced |
| Daiwa Securities Group Inc. | 121 | $2.00K | 0.00% | +121 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −76,800−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −24,990−100.0% | Sold out |
| Parametric Portfolio Associates LLC | 0 | $0 | 0.00% | −16,934−100.0% | Sold out |
| Ghisallo Capital Management LLC | 0 | $0 | 0.00% | −15,000−100.0% | Sold out |
| Caas Capital Management LP | 0 | $0 | 0.00% | −12,493−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −11,400−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −10,796−100.0% | Sold out |
| Captrust Financial Advisors | 0 | $0 | 0.00% | −198−100.0% | Sold out |
| TCI Wealth Advisors, Inc. | 0 | $0 | 0.00% | −60−100.0% | Sold out |