The Vanguard Group 13D and 13G filings for Rhythm Pharmaceuticals, 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 |
| 2026-01-30 2:43 pm Purchase | 2025-12-31 | 13G | Rhythm Pharmaceuticals, Inc. RYTM | The Vanguard Group | 6,210,916 9.300% | 1,214,489 (+24.31%) | Filing |
| 2025-10-30 3:50 pm Purchase | 2025-09-30 | 13G | Rhythm Pharmaceuticals, Inc. RYTM | The Vanguard Group | 4,996,427 7.520% | 1,769,489 (+54.83%) | Filing |
| 2024-02-13 5:13 pm Purchase | 2023-12-29 | 13G | Rhythm Pharmaceuticals, Inc. RYTM | The Vanguard Group | 3,226,938 5.460% | 3,226,938 (New Position) | Filing |