ALGM Insider Trading Activity and SEC Form 4 Filings
ALGM insider trading summary
Over the past 12 months, insiders at Allegro Microsystems, Inc. (ALGM) reported 12 sales worth $5.2M by 8 insiders and no open-market purchases on SEC Form 4. Net insider selling was $5.2M.
Latest ALGM insider buys and sells
| Date | Insider | Role | Type | Value |
|---|---|---|---|---|
| Aug 10, 2026 | Erin Hagen | SVP, CHRO | Sell | $101K (2,285 @ $44.39) |
| Jun 3, 2026 | Richard Madormo | SVP, Worldwide Sales | Sell | $264K (5,000 @ $52.72) |
| May 22, 2026 | Troy Coleman | SVP, General Manager, Products | Sell | $206K (4,500 @ $45.72) |
| May 21, 2026 | Roald Graham Webster | VP, Chief Accounting Officer | Sell | $234K (5,217 @ $44.88) |
| May 18, 2026 | Ian Kent | SVP, Global Operations | Sell | $110K (2,642 @ $41.56) |
| May 14, 2026 | Susan D Lynch | Insider | Sell | $760K (16,711 @ $45.46) |
| May 11, 2026 | Sharon Briansky | SVP, GC and Secretary | Sell | $425K (8,948 @ $47.54) |
| May 11, 2026 | Michael Doogue | President and CEO | Sell | $1.4M (30,089 @ $47.23) |
| Mar 2, 2026 | Erin Hagen | SVP, CHRO | Sell | $91K (2,598 @ $35.00) |
| Mar 2, 2026 | Sharon Briansky | SVP, GC and Secretary | Sell | $340K (9,727 @ $35.00) |
Source: SEC Form 4 filings. Open-market purchases (code P) and sales (code S) only; option exercises, grants and gifts are excluded.