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, Q3 2025
Institutional positions in Tourmaline Bio, Inc. as of Sep 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
TRML is no longer listed, so this page shows Q3 2025. 13F filings for later quarters list far fewer holders.
- Institutional holders
- 134
- +25 vs. Q2 2025
- Shares held
- 21.6M
- −2.45M (−10.2%) vs. Q2 2025
- Total value
- $1.03B
- +$649.2M (+168.7%) vs. Q2 2025
- New holders
- 52
- 22 more added
- Sold out
- 27
- 44 more reduced
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Tourmaline Bio, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| SBI Securities Co., Ltd. | 2 | $96 | 0.00% | −1−33.3% | Reduced |
| Smartleaf Asset Management LLC | 13 | $626 | 0.00% | +13 | New |
| True Wealth Design, LLC | 18 | $861 | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 20 | $957 | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 45 | $2.15K | 0.00% | −15−25.0% | Reduced |
| SRS Capital Advisors, Inc. | 47 | $2.25K | 0.00% | −5−9.6% | Reduced |
| Parkside Financial Bank & Trust | 48 | $2.30K | 0.00% | +13+37.1% | Added |
| CWM, LLC | 71 | $3.00K | 0.00% | +3+4.4% | Added |
| Daiwa Securities Group Inc. | 95 | $5.00K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 251 | $5.90K | 0.00% | 00.0% | Unchanged |
| Optiver Holding B.V. | 128 | $6.12K | 0.00% | +128 | New |
| US Bancorp | 144 | $6.89K | 0.00% | −88−37.9% | Reduced |
| EverSource Wealth Advisors, LLC | 183 | $8.75K | 0.00% | +150+454.5% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 243 | $12.0K | 0.00% | −62−20.3% | Reduced |
| Royal Bank of Canada | 384 | $18.0K | 0.00% | −121,562−99.7% | Reduced |
| GF Fund Management Co. Ltd. | 555 | $26.5K | 0.00% | −101−15.4% | Reduced |
| Amalgamated Bank | 567 | $27.0K | 0.00% | −232−29.0% | Reduced |
| GAMMA Investing LLC | 570 | $27.3K | 0.00% | +121+26.9% | Added |
| Versant Capital Management, Inc | 600 | $28.7K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 740 | $35.4K | 0.00% | −2,474−77.0% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 993 | $47.5K | 0.00% | +1+0.1% | Added |
| Sterling Capital Management LLC | 1,208 | $57.8K | 0.00% | +694+135.0% | Added |
| Caitong International Asset Management Co., Ltd | 1,234 | $59.0K | 0.04% | +944+325.5% | Added |
| Citigroup Inc | 1,418 | $67.8K | 0.00% | −8,376−85.5% | Reduced |
| FMR LLC | 1,451 | $69.4K | 0.00% | −55,986−97.5% | Reduced |
| Ameritas Investment Partners, Inc. | 1,463 | $70.0K | 0.00% | −799−35.3% | Reduced |
| Nisa Investment Advisors, LLC | 1,551 | $74.2K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 1,579 | $75.5K | 0.00% | +1,579 | New |
| Quantbot Technologies LP | 1,948 | $93.2K | 0.00% | +1,948 | New |
| Farther Finance Advisors, LLC | 2,146 | $102.6K | 0.00% | +1,144+114.2% | Added |
| KLP Kapitalforvaltning AS | 2,300 | $110.0K | 0.00% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 2,515 | $120.3K | 0.00% | +2,515 | New |
| PenderFund Capital Management Ltd. | 3,000 | $143.5K | 0.02% | +3,000 | New |
| State Board of Administration of Florida Retirement System | 4,400 | $210.5K | 0.00% | +4,400 | New |
| China Universal Asset Management Co., Ltd. | 4,503 | $215.4K | 0.02% | −656−12.7% | Reduced |
| Point72 Asia (Singapore) Pte. Ltd. | 4,637 | $221.8K | 0.03% | +4,637 | New |
| BNP Paribas Arbitrage, SA | 4,841 | $231.5K | 0.00% | +2,738+130.2% | Added |
| Police & Firemen's Retirement System of New Jersey | 4,939 | $236.2K | 0.00% | −625−11.2% | Reduced |
| Guggenheim Capital LLC | 5,437 | $260.1K | 0.00% | +5,437 | New |
| Mariner, LLC | 5,579 | $266.8K | 0.00% | +5,579 | New |
| Virtus Investment Advisers, Inc. | 5,718 | $273.5K | 0.08% | +993+21.0% | Added |
| Velan Capital Investment Management LP | 5,800 | $277.4K | 0.26% | −388,089−98.5% | Reduced |
| Manufacturers Life Insurance Company, The | 5,848 | $279.7K | 0.00% | +5,848 | New |
| Janus Henderson Group PLC | 5,926 | $283.4K | 0.00% | +5,926 | New |
| New York State Common Retirement Fund | 6,100 | $291.8K | 0.00% | 00.0% | Unchanged |
| Verition Fund Management LLC | 6,985 | $334.1K | 0.00% | −33,045−82.6% | Reduced |
| Greenland Capital Management LP | 7,032 | $336.3K | 0.05% | +7,032 | New |
| Quest Partners LLC | 7,323 | $350.3K | 0.02% | +5,001+215.4% | Added |
| Sanctuary Advisors, LLC | 7,633 | $365.1K | 0.00% | +7,633 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 8,063 | $385.7K | 0.00% | −2,358−22.6% | Reduced |
| Price T Rowe Associates Inc | 9,280 | $444.0K | 0.00% | −1,481−13.8% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 9,921 | $474.5K | 0.00% | +9,921 | New |
| Gamco Investors, Inc. Et Al | 10,000 | $478.3K | 0.00% | +10,000 | New |
| California State Teachers Retirement System | 10,021 | $479.3K | 0.00% | +10.0% | Added |
| MetLife Investment Management | 10,394 | $497.1K | 0.00% | −3,159−23.3% | Reduced |
| Jain Global LLC | 11,093 | $530.6K | 0.01% | +11,093 | New |
| Legal & General Group Plc | 11,784 | $563.6K | 0.00% | +3,767+47.0% | Added |
| Wolverine Asset Management LLC | 12,120 | $579.7K | 0.01% | +12,120 | New |
| Alps Advisors Inc | 12,465 | $596.2K | 0.00% | −1,381−10.0% | Reduced |
| Deutsche Bank AG | 12,730 | $608.9K | 0.00% | −1,948−13.3% | Reduced |
| Franklin Resources Inc | 12,984 | $621.0K | 0.00% | −922−6.6% | Reduced |
| UBS Asset Management Americas Inc | 12,987 | $621.2K | 0.00% | −3,916−23.2% | Reduced |
| Creative Planning | 13,287 | $635.5K | 0.00% | +695+5.5% | Added |
| Wells Fargo & Company | 13,462 | $643.9K | 0.00% | +1,248+10.2% | Added |
| JPMorgan Chase & Co | 14,291 | $683.5K | 0.00% | −1,308−8.4% | Reduced |
| BBR Partners, LLC | 15,000 | $717.5K | 0.04% | 00.0% | Unchanged |
| Weiss Asset Management LP | 16,387 | $783.8K | 0.01% | +16,387 | New |
| Jane Street Group, LLC | 16,477 | $788.1K | 0.00% | +16,477 | New |
| Jefferies Financial Group Inc. | 17,363 | $830.5K | 0.01% | +17,363 | New |
| Groupe la Francaise | 17,998 | $860.8K | 0.01% | +17,998 | New |
| FORA Capital, LLC | 18,087 | $865.1K | 0.15% | +18,087 | New |
| Natixis | 18,700 | $894.4K | 0.00% | +18,700 | New |
| Oxford Asset Management LLP | 18,756 | $897.1K | 0.29% | +18,756 | New |
| BCK Capital Management LP | 19,471 | $931.3K | 0.99% | +19,471 | New |
| SG Americas Securities, LLC | 20,182 | $965.0K | 0.00% | −44,974−69.0% | Reduced |
| Oddo BHF Asset Management SAS | 20,810 | $995.3K | 0.04% | +20,810 | New |
| Swiss National Bank | 22,400 | $1.07M | 0.00% | 00.0% | Unchanged |
| Virtu Financial LLC | 26,273 | $1.26M | 0.07% | +26,273 | New |
| Rhumbline Advisers | 27,057 | $1.29M | 0.00% | −2,959−9.9% | Reduced |
| Prelude Capital Management, LLC | 27,282 | $1.30M | 0.10% | +27,282 | New |
| Barclays PLC | 27,801 | $1.33M | 0.00% | −16,540−37.3% | Reduced |
| Credit Industriel Et Commercial | 29,661 | $1.42M | 0.23% | +29,661 | New |
| Invesco Ltd. | 30,558 | $1.46M | 0.00% | +4,932+19.2% | Added |
| Gabelli & Co Investment Advisers, Inc. | 31,050 | $1.49M | 0.24% | +31,050 | New |
| Balyasny Asset Management LLC | 32,567 | $1.56M | 0.00% | −571,994−94.6% | Reduced |
| Twin Securities, Inc. | 33,301 | $1.59M | 0.80% | +33,301 | New |
| Susquehanna Portfolio Strategies, LLC | 43,189 | $2.07M | 0.03% | −7,930−15.5% | Reduced |
| Nuveen, LLC | 47,553 | $2.27M | 0.00% | −24,103−33.6% | Reduced |
| American Century Companies Inc | 47,788 | $2.29M | 0.00% | +7,224+17.8% | Added |
| Bank of New York Mellon Corp | 49,964 | $2.39M | 0.00% | −6,707−11.8% | Reduced |
| Centiva Capital, LP | 50,000 | $2.39M | 0.22% | +50,000 | New |
| Water Island Capital LLC | 50,968 | $2.44M | 0.35% | +50,968 | New |
| HighTower Advisors, LLC | 53,418 | $2.55M | 0.00% | +11,073+26.1% | Added |
| Carmignac Gestion | 55,412 | $2.65M | 0.04% | +55,412 | New |
| Susquehanna International Group, LLP | 60,649 | $2.90M | 0.00% | +28,576+89.1% | Added |
| Wellington Management Group LLP | 63,574 | $3.04M | 0.00% | −17,502−21.6% | Reduced |
| Dimensional Fund Advisors LP | 69,085 | $3.30M | 0.00% | −44,806−39.3% | Reduced |
| Bank of America Corp | 84,140 | $4.02M | 0.00% | −43,231−33.9% | Reduced |
| Toronto Dominion Bank | 89,200 | $4.27M | 0.01% | +89,200 | New |
| Renaissance Technologies LLC | 91,850 | $4.39M | 0.01% | +91,850 | New |