Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:c8e53b46-12fb-6216-acef-12d72b58daa8 2026-07-01T23:28:46-04:00 Jonathan Moreland Profit from legal insider trading. InsiderInsights.com provides free insider trading data tools and resources, and professional grade subscription based real time Form 4 data, analysis and services ALGM: WHITE BRIAN C (DIR) Acquired (JB) 594 Shares of ALLEGRO MICROSYSTEMS INC for $0.00 on 6/17 urn:uuid:bdcc52cf-6e2e-0d8b-e3ba-cab1db17cbf4 2026-06-18T16:25:02-04:00 ALGM: WHITE BRIAN C (DIR) Filed a Form 3, Becoming a Registered Insider at ALLEGRO MICROSYSTEMS INC With Initial Holdings of 0 urn:uuid:2f800ec6-dd75-8e2c-245f-2de473a4d198 2026-06-18T16:15:02-04:00 ALGM: MADORMO RICHARD (VP,SO) Sold (S) 5k Shares of ALLEGRO MICROSYSTEMS INC for $52.72 on 6/3 urn:uuid:d1bf1663-5173-a50c-e0f7-467ee3aab335 2026-06-04T16:16:02-04:00 ALGM: COLEMAN TROY (VP) Sold (S) 4,500 Shares of ALLEGRO MICROSYSTEMS INC for $45.72 on 5/22 urn:uuid:b141c78e-0648-2aab-3f71-65582bd598a4 2026-05-26T16:16:05-04:00 ALGM: WEBSTER ROALD GRAHAM (VP,CAO) Sold (S) 5,217 Shares of ALLEGRO MICROSYSTEMS INC for $44.88 on 5/21 urn:uuid:b37fd891-02ef-ba46-814f-edd47a73923f 2026-05-22T16:16:04-04:00 ALGM: HAGEN ERIN (VP) Disposed (JS) 5,815 Shares of ALLEGRO MICROSYSTEMS INC for $43.10 on 5/16 urn:uuid:66bf42f3-a104-82ce-9f27-912c900a64fc 2026-05-19T17:30:18-04:00 ALGM: KENT IAN (VP,OO) Disposed (JS) 2,345 Shares of ALLEGRO MICROSYSTEMS INC for $43.10 on 5/16 urn:uuid:7640f00b-e555-9727-2aae-eaaca44b47f5 2026-05-19T17:30:17-04:00 ALGM: KENT IAN (VP,OO) Sold (S) 2,642 Shares of ALLEGRO MICROSYSTEMS INC for $41.56 on 5/18 urn:uuid:0a8d363d-0fae-1a2f-3913-c7ce3b9be703 2026-05-19T17:30:17-04:00 ALGM: D ANTILIO DEREK (VP,CFO,TR) Disposed (JS) 37,840 Shares of ALLEGRO MICROSYSTEMS INC for $43.10 on 5/16 urn:uuid:b509faa3-92db-17b8-8e7b-b63bf99c7594 2026-05-19T17:30:14-04:00 ALGM: MADORMO RICHARD (VP,SO) Disposed (JS) 5,439 Shares of ALLEGRO MICROSYSTEMS INC for $43.10 on 5/16 urn:uuid:94050faf-46a5-3fdd-d4b3-b720d5af18e6 2026-05-19T17:30:11-04:00