Atlas Venture Fund X, L.P. 13D and 13G filings for Disc Medicine, 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 |
| 2025-08-15 7:16 pm Sale | 2025-08-13 | 13D | Disc Medicine, Inc. IRON | Atlas Venture Fund X, L.P. | 1,084,527 3.100% | -317,659 (-22.65%) | Filing |
| 2024-01-25 4:38 pm Sale | 2024-01-23 | 13D | Disc Medicine, Inc. IRON | Atlas Venture Fund X, L.P. | 1,402,186 5.800% | -191,599 (-12.02%) | Filing |
| 2023-09-21 4:44 pm Sale | 2023-08-15 | 13D | Disc Medicine, Inc. IRON | Atlas Venture Fund X, L.P. | 1,593,785 7.000% | -643,518 (-28.76%) | Filing |
| 2023-02-14 4:14 pm Purchase | 2022-12-29 | 13D | Disc Medicine, Inc. IRON | Atlas Venture Fund X, L.P. | 2,237,303 12.900% | 2,237,303 (New Position) | Filing |