CUSIP 23255M204COMCYCNQ4 2025
13 filings · latest Oct 17, 2025
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Siren, L.L.C. | 115.6K | $146.8K |
| 2 | Geode Capital Management, LLC | 43.3K | $55.0K |
| 3 | Two Sigma Investments, LP | 41.6K | $52.8K |
| 4 | Two Sigma Advisers, LP | 28.3K | $35.9K |
| 5 | Vanguard Group Inc | 23.5K | $29.8K |
| 6 | Blackrock, Inc. | 16.8K | $21.3K |
| 7 | Xtx Topco Ltd | 10.0K | $12.7K |
| 8 | Citigroup Inc | 8.2K | $10.4K |
| 9 | Fmr LLC |
| 4 | Mar 28, 2025 | Peter M. Hecht | 13D/A | 27.9% | — | SEC |
| 5 | Feb 12, 2025 | American Endowment Foundation | 13G/A | 4.9% | 133.0K | SEC |
| 6 | Feb 12, 2025 | Fmr LLC | 13G/A | 0.2% | 4.7K | SEC |
| 7 | Dec 6, 2024 | Slate Path Capital LP | 13G/A | — | — | SEC |
| 8 | Feb 14, 2024 | Tyndall Capital Partners L P | 13G/A | 6.7% | 164.4K | SEC |
| 9 | Feb 9, 2024 | Fmr LLC | 13G/A | 6.7% | — | SEC |
| 10 | Jan 22, 2024 | Slate Path Capital LP | 13G/A | 14.6% | 357.9K | SEC |
See the full Schedule 13D/13G history for Cyclerion Therapeutics Inc.
Unlock full history| 4.7K |
| $6.0K |
| 10 | Tower Research Capital LLC (Trc) | 3.2K | $4.0K |