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.
Q3 2025 vs. Q2 2025
How the institutions holding Tourmaline Bio, Inc. changed between Q2 2025 and Q3 2025.
All holders in Q3 2025All holders in Q2 2025
| Measure | Q2 2025 | Q3 2025 | Change |
|---|---|---|---|
| Holders | 109 | 134 | +25 |
| Shares | 24.1M | 21.6M | −2.45M (−10.2%) |
| Value | $384.8M | $1.03B | +$649.2M (+168.7%) |
New holders (52)
Institutions that held Tourmaline Bio, Inc. at the end of Q3 2025 but not at the end of Q2 2025.
Sold out (27)
Institutions that held Tourmaline Bio, Inc. at the end of Q2 2025 and filed for Q3 2025 without it.