Allegro Microsystems Inc

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Allegro Microsystems Inc
CIK #0000866291
EDGAR Form CIK 2011 - 2026
10-K [0000866291]
10-Q [0000866291]
3 [0000866291]
4 [0000866291]
5 [0000866291]
8-K [0000866291]
SC 13G [0000866291]
Form 13D/13G Filer Form 13D/13G Subject Filed
JPMorgan Chase & Co Allegro Microsystems Inc [2026-07-16]
Capital Research Global Investors Allegro Microsystems Inc [2025-05-13]
BlackRock Inc Allegro Microsystems Inc [2024-11-08]
Vanguard Group Inc Allegro Microsystems Inc [2024-11-04]
BlackRock Inc Allegro Microsystems Inc [2024-10-24]
JPMorgan Chase & Co Allegro Microsystems Inc [2024-10-09]
FMR LLC Allegro Microsystems Inc [2024-02-09]
OEP SKNA LP Allegro Microsystems Inc [2021-02-08]
Sanken Electric Co Ltd Allegro Microsystems Inc [2021-02-08]
Form 3/4/5 Subject 2011 - 2026
White Brian C
Allegro Microsystems Inc
Madormo Richard
Coleman Troy
Webster Roald Graham
D'Antilio Derek
Hagen Erin
Kent Ian
Briansky Sharon
Doogue Michael
View All
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Allegro Microsystems Inc ALGM
Common Stock
2026-03-24 Disposed to issuer 6,498 $32.58 211,705
Allegro Microsystems Inc ALGM
Common Stock
2026-03-02 Sell 2,598 $35.00 90,930
Allegro Microsystems Inc ALGM
Common Stock
2026-03-02 Sell 9,727 $35.00 340,445
Allegro Microsystems Inc ALGM
Common Stock
2026-02-27 Tax withheld 9,995 $36.47 364,518
Allegro Microsystems Inc ALGM
Common Stock
2026-02-27 Tax withheld 1,996 $36.47 72,794
Allegro Microsystems Inc ALGM
Common Stock
2026-02-27 Tax withheld 9,107 $36.47 332,132
Allegro Microsystems Inc ALGM
Common Stock
2026-02-17 Sell 9,258 $41.56 384,762
Allegro Microsystems Inc ALGM
Common Stock
2026-02-13 Tax withheld 8,991 $42.38 381,039
Allegro Microsystems Inc ALGM
Common Stock
2026-02-13 Tax withheld 17,808 $42.38 754,703
Allegro Microsystems Inc ALGM
Common Stock
2026-02-02 Grant 9,183 $0.00
Allegro Microsystems Inc ALGM
Common Stock
2025-12-10 Sell 27,873 $30.00 836,190
Allegro Microsystems Inc ALGM
Common Stock
2025-11-11 Grant 73,530 $0.00
Allegro Microsystems Inc ALGM
Common Stock
2025-08-12 Sell 7,000 $31.81 222,670
Allegro Microsystems Inc ALGM
Common Stock
2025-08-07 Grant 5,932 $0.00
Allegro Microsystems Inc ALGM
Common Stock
2025-08-07 Grant 5,932 $0.00
Allegro Microsystems Inc ALGM
Common Stock
2025-08-07 Grant 5,932 $0.00
Allegro Microsystems Inc ALGM
Common Stock
2025-08-07 Grant 5,932 $0.00
Allegro Microsystems Inc ALGM
Common Stock
2025-08-07 Grant 5,932 $0.00
Allegro Microsystems Inc ALGM
Common Stock
2025-08-07 Grant 5,932 $0.00
Allegro Microsystems Inc ALGM
Common Stock
2025-08-07 Grant 5,932 $0.00
showing 20 of 200 most recent transactions
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