Tyndall Capital Partners, L.P. 13D and 13G filings for Cyclerion Therapeutics, Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime |
Transaction Date |
Type | Company Symbol |
Filed By Symbol |
Shares Owned % Owned |
Shares Vs. Prev Report | View |
| 2025-05-15 4:15 pm Purchase |
2025-03-31 | 13G | Cyclerion Therapeutics, Inc. CYCN |
Tyndall Capital Partners, L.P. | 164,777 5.100% |
348 (+0.21%) |
Filing |
| 2024-02-14 4:05 pm Purchase |
2023-12-31 | 13G | Cyclerion Therapeutics, Inc. CYCN |
Tyndall Capital Partners, L.P. | 164,429 6.700% |
42,791 (+35.18%) |
Filing |
| 2023-09-05 4:05 pm Purchase |
2023-08-23 | 13G | Cyclerion Therapeutics, Inc. CYCN |
Tyndall Capital Partners, L.P. | 121,638 5.050% |
121,638 (New Position) |
Filing |