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.
Q4 2022 vs. Q3 2022
How the institutions holding Tourmaline Bio, Inc. changed between Q3 2022 and Q4 2022.
All holders in Q4 2022All holders in Q3 2022
| Measure | Q3 2022 | Q4 2022 | Change |
|---|---|---|---|
| Holders | 56 | 54 | −2 |
| Shares | 27.3M | 26.8M | −463.8K (−1.7%) |
| Value | $72.1M | $27.4M | −$44.7M (−62.0%) |
New holders (10)
Institutions that held Tourmaline Bio, Inc. at the end of Q4 2022 but not at the end of Q3 2022.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Marquette Asset Management, LLC | 79,381 | $81.0K | 0.02% |
| Ergoteles LLC | 43,522 | $44.4K | 0.00% |
| Two Sigma Advisers, LP | 33,700 | $34.4K | 0.00% |
| Squarepoint Ops LLC | 28,084 | $28.6K | 0.00% |
| Chicago Partners Investment Group LLC | 14,834 | $26.2K | 0.00% |
| Renaissance Technologies LLC | 20,800 | $21.0K | 0.00% |
| Virtu Financial LLC | 16,372 | $17.0K | 0.00% |
| Alliancebernstein L.P. | 13,600 | $13.9K | 0.00% |
| UBS Group AG | 11,092 | $11.3K | 0.00% |
| Federated Hermes, Inc. | 1,680 | $1.71K | 0.00% |
Sold out (12)
Institutions that held Tourmaline Bio, Inc. at the end of Q3 2022 and filed for Q4 2022 without it.
| Institution | Shares, Q3 2022 | Value, Q3 2022 |
|---|---|---|
| Bank of Montreal | 334,061 | $1.19M |
| Logos Global Management LP | 197,913 | $521.0K |
| Aisling Capital Management LP | 175,000 | $460.0K |
| Millennium Management LLC | 53,228 | $140.0K |
| Mirae Asset Global Investments Co., Ltd. | 29,668 | $78.0K |
| BNP Paribas Arbitrage, SA | 24,483 | $64.4K |
| Dimensional Fund Advisors LP | 17,877 | $47.0K |
| SG Americas Securities, LLC | 10,403 | $27.0K |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 1,778 | $5.00K |
| China Universal Asset Management Co., Ltd. | 391 | $1.00K |
| Wells Fargo & Company | 45 | $0 |
| Daiwa Securities Group Inc. | 121 | $0 |