| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 06/03/2023 | ALLEGRO MICROSYSTEMS, INC. | | Payment of Exercise | Common Stock | 4.9k | $39.48 | $194.2k | | 06/03/2023 |
| 05/16/2023 | ALLEGRO MICROSYSTEMS, INC. | | Payment of Exercise | Common Stock | 12.7k | $38.14 | $485.2k | | 05/15/2023 |
| 05/15/2023 | ALLEGRO MICROSYSTEMS, INC. | | Grant | Common Stock | 14.8k | $0.00 | $0 | | 05/15/2023 |
| 05/12/2023 | ALLEGRO MICROSYSTEMS, INC. | | Grant | Common Stock | 146.2k | $0.00 | $0 | | 05/12/2023 |
| 01/17/2023 | ALLEGRO MICROSYSTEMS, INC. | | Sale | Common Stock | 25k | $34.21 | $855.3k | | 01/17/2023 |
| 01/11/2023 | ALLEGRO MICROSYSTEMS, INC. | | Sale | Common Stock | 15k | $32.06 | $480.9k | | 01/11/2023 |
| 11/18/2022 | ALLEGRO MICROSYSTEMS, INC. | | Payment of Exercise | Common Stock | 2.6k | $29.51 | $78k | | 11/18/2022 |
| 06/03/2022 | ALLEGRO MICROSYSTEMS, INC. | | Grant | Common Stock | 11k | $25.08 | $275k | | 06/03/2022 |
| 11/19/2021 | ALLEGRO MICROSYSTEMS, INC. | | Sale | Common Stock | 1.8k | $32.59 | $57.1k | | 11/19/2021 |
| 09/13/2021 | ALLEGRO MICROSYSTEMS, INC. | | Sale | Common Stock | 14k | $33.06 | $462.8k | | 09/13/2021 |
| 05/26/2021 | ALLEGRO MICROSYSTEMS, INC. | | Sale | Common Stock | 12k | $26.06 | $312.7k | | 05/26/2021 |
| 05/07/2021 | ALLEGRO MICROSYSTEMS, INC. | | Grant | Common Stock | 19.4k | $0.00 | $0 | | 05/07/2021 |
| 02/09/2021 | ALLEGRO MICROSYSTEMS, INC. | | Sale | Common Stock | 29.3k | $29.16 | $853.7k | | 02/09/2021 |
| 11/02/2020 | ALLEGRO MICROSYSTEMS, INC. | | Grant | Common Stock | 23.6k | $0.00 | $0 | | 11/02/2020 |
| 11/02/2020 | ALLEGRO MICROSYSTEMS, INC. | | Grant | Common Stock | 58.9k | $0.00 | $0 | | 11/02/2020 |
| 10/28/2020 | ALLEGRO MICROSYSTEMS, INC. | | Conversion | Class L Common Stock | 15k | $0.00 | $0 | | 11/02/2020 |
| 10/28/2020 | ALLEGRO MICROSYSTEMS, INC. | | Conversion | Common Stock | 195.1k | $0.00 | $0 | | 11/02/2020 |