Company · CIK 0000866291 · SIC 3674 — Semiconductors & Related Devices · Nasdaq
ALLEGRO MICROSYSTEMS, INC. · ALGM
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 17, 2026 SForm 4 → | Aug 18, 4:15 pm EDT | Jennie RaubacherDirector | 1,000 | $45.32 | $45,320 | 13,976 | −6.68% | |
| Aug 10, 2026 SForm 4 → | Aug 12, 4:16 pm EDT | Erin HagenSVP, CHRO | 2,285 | $44.39 | $101,431 | 31,052 | −6.85% | |
| Aug 5, 2026 AForm 4 → | Aug 7, 7:03 am EDT | Yoshihiro SuzukiDirector | 4,251 | — | — | 217,811 | — | |
| Aug 5, 2026 AForm 4 → | Aug 7, 7:03 am EDT | Joseph R MartinDirector | 4,251 | — | — | 39,430 | — | |
| Aug 5, 2026 AForm 4 → | Aug 7, 7:02 am EDT | Mary G PumaDirector | 4,251 | — | — | 21,734 | — | |
| Aug 5, 2026 AForm 4 → | Aug 7, 7:02 am EDT | Krishna G. PalepuDirector | 4,251 | — | — | 14,212 | — | |
| Jun 17, 2026 AForm 4 → | Jun 18, 4:25 pm EDT | Brian C WhiteDirector | 594 | — | — | 594 | — | |
| Jun 3, 2026 SForm 4 → | Jun 4, 4:16 pm EDT | Richard MadormoSVP, Worldwide Sales | 5,000 | $52.72 | $263,600 | 69,687 | −6.69% |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 5, 2026 AForm 4 → | Aug 7, 7:02 am EDT | Jennie RaubacherDirector | 4,251 | — | — | 4,251 | — | |
| Aug 5, 2026 AForm 4 → | Aug 7, 7:02 am EDT | Robert WillettDirector | 4,251 | — | — | 4,251 | — | |
| Aug 5, 2026 AForm 4 → | Aug 7, 7:01 am EDT | Brian C WhiteDirector | 4,251 | — | — | 4,251 | — |