Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2024-08-07 Sale |
2024-08-09 06:15 am |
ALLEGRO MICROSYSTEMS INC. | ALGM | Sanken Electric Co. Ltd. 10% Owner |
10,017,315 | $23.16 | $232,001,015 | 59,732,782 (Direct) |
View |
2024-07-29 Sale |
2024-07-31 06:05 am |
ALLEGRO MICROSYSTEMS INC. | ALGM | Sanken Electric Co. Ltd. 10% Owner |
28,750,000 | $23.16 | $665,850,000 | 69,750,097 (Direct) |
View |
2021-02-09 Sale |
2021-02-11 9:20 pm |
ALLEGRO MICROSYSTEMS INC. | ALGM | Sanken Electric Co. Ltd. 10% Owner |
5,200,000 | $29.16 | $151,651,760 | 98,500,097 (Direct) |
View |
2020-11-02 Sale |
2020-11-04 9:00 pm |
ALLEGRO MICROSYSTEMS INC. | ALGM | Sanken Electric Co. Ltd. 10% Owner |
2,625,000 | $13.2 | $34,636,875 | 103,700,097 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
Ownership |
2020-10-29 9:57 pm |
N/A N/A |
ALLEGRO MICROSYSTEMS INC. | ALGM | Sanken Electric Co. Ltd. 10% Owner |
0 | $0 | 106,325,097 (Direct) |
View |