Institutional Ownership
Third Harmonic Bio Inc
CUSIP 88427A107COMQ1 2026
13D / 13G Filings
29
Schedule 13D/13G on record
Beneficial Filers
15
Distinct reporting persons
Largest Stake
25.6%
Max % of class reported
Institutional Holders
4
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
29 filings · latest Nov 14, 2025
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Nov 14, 2025 | Nantahala Capital Management, LLC | 13G/A | — | — | SEC |
| 2 | May 15, 2025 | Nantahala Capital Management, LLC | 13G | 6.5% | 2.94M | SEC |
| 3 | May 15, 2025 | Ecor1 Capital, LLC | 13G/A | — | 1.0K | SEC |
| 4 | May 12, 2025 | Fmr LLC | 13G/A | — | 1.1K | SEC |
| 5 | Apr 16, 2025 | Biotechnology Value Fund L P | 13G/A | — | 162.0K | SEC |
| 6 | Feb 14, 2025 | Bml Investment Partners, L.P. | 13G | 8.3% | 3.72M | SEC |
| 7 | Feb 13, 2025 | General Atlantic, L.P. | 13D/A | — | — | SEC |
| 8 | Feb 12, 2025 | Fmr LLC | 13G | 5.6% | 2.54M | SEC |
| 9 | Jan 22, 2025 | General Atlantic, L.P. | 13D/A | 8.0% | — | SEC |
| 10 | Nov 14, 2024 | T. Rowe Price Investment Management, Inc. | 13G | 6.9% | 2.83M | SEC |
19 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Third Harmonic Bio Inc.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Rhumbline Advisers | 20.0K | $107.5K |
| 2 | Gamma Investing LLC | 458 | $2.5K |
| 3 | Sbi Securities Co., Ltd. | 20 | $1 |
| 4 | Caldwell Sutter Capital, Inc. | 1.0K | $0 |