{"url_path":"/sec/algm/10-k/2026/item-12","section_key":"item-12","section_title":"Item 12 Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters.","topic":"sec","document":{"doc_type":"10-K","doc_date":"2026-05-21","source_url":"https://www.sec.gov/Archives/edgar/data/866291/0001193125-26-233537-index.html","accession_number":"0001193125-26-233537","cik":"0000866291","ticker":"ALGM","issuer_name":"ALLEGRO MICROSYSTEMS, INC.","edgar_url":"https://www.sec.gov/Archives/edgar/data/866291/0001193125-26-233537-index.html","primary_entity_key":"0000866291","primary_entity_name":"ALLEGRO MICROSYSTEMS, INC."},"word_count":272,"has_tables":true,"body_markdown":"Item 12. Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters.\n\nThe information required hereunder is incorporated herein by reference to our definitive proxy statement to be filed pursuant to Regulation 14A, which proxy statement is anticipated to be filed with the SEC within 120 days after March 27, 2026, with the exception of the information regarding securities authorized for issuance under our equity compensation plans, which is set forth below.\n\nEquity Compensation Plan Information\n\nThe following table sets forth information with respect to securities authorized for issuance under our equity compensation plans as of March 27, 2026:\n\nPlan Category\n\n \n\nNumber of Securities to be issued upon Exercise of Outstanding Options, Warrants, and Rights\n(a)2\n\n \n\n \n\nWeighted-Average Exercise Price of Outstanding Options, Warrants, and Rights\n(b)3\n\n \n\n \n\nNumber of Securities Remaining Available for Future Issuance under Equity Compensation Plans (Excluding Securities Reflected in Column (a))\n(c)\n\n \n\nEquity Compensation Plans Approved by Security Holders1\n\n \n\n \n\n4,417,631\n\n \n\n \n\n \n\n—\n\n \n\n \n\n \n\n30,364,903\n\n \n\nEquity Compensation Plans Not Approved by Security Holders\n\n \n\n \n\n—\n\n \n\n \n\n \n\n \n\n \n\n \n\n—\n\n \n\nTotal\n\n \n\n \n\n4,417,631\n\n \n\n \n\n \n\n \n\n \n\n \n\n30,364,903\n\n \n\n \n\n1.\nAs of March 27, 2026, there were 26,041,192 shares available for future issuance under the Allegro MicroSystems, Inc. 2020 Omnibus Incentive Compensation Plan, and 4,323,711 shares available for future issuance under the Allegro MicroSystems, Inc. 2020 Employee Stock Purchase Plan.\n\n2.\nAs of March 27, 2026, there were 1,325,188 PSUs issued at target and 3,092,443 RSUs included in this amount. PSUs were calculated at target, except for PSUs with performance periods ending as of March 27, 2026, which were calculated at actual performance.\n\n3.\nNo exercise price has been derived as a result of all derivatives issued being PSUs and RSUs."}