FMR LLC 13D and 13G filings for Allegro MicroSystems, 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 |
| 2025-05-12 10:24 am Purchase | 2025-03-31 | 13G | Allegro MicroSystems, Inc. ALGM | FMR LLC | 26,921,116 14.600% | 4,146,625 (+18.21%) | Filing |
| 2025-02-12 09:16 am Sale | 2024-12-31 | 13G | Allegro MicroSystems, Inc. ALGM | FMR LLC | 22,774,491 12.400% | -5,479,319 (-19.39%) | Filing |
| 2024-11-12 09:50 am Purchase | 2024-11-08 | 13G | Allegro MicroSystems, Inc. ALGM | FMR LLC | 28,253,810 14.569% | 8,534,089 (+43.28%) | Filing |
| 2024-07-10 10:10 am Purchase | 2024-07-09 | 13G | Allegro MicroSystems, Inc. ALGM | FMR LLC | 19,719,721 10.176% | 9,269,425 (+88.70%) | Filing |
| 2024-02-09 08:35 am Purchase | 2024-02-08 | 13G | Allegro MicroSystems, Inc. ALGM | FMR LLC | 10,450,296 5.429% | 10,450,296 (New Position) | Filing |