{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-24-139583","form_type":"8-K","ticker":"ALGM","cik":"0000866291","company_name":"ALLEGRO MICROSYSTEMS, INC.","filed_at":"2024-12-23T23:59:59+00:00","discovered_at":"2026-05-14T18:03:11.178111+00:00","generated_at":"2026-05-28T23:57:35.589176+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Allegro MicroSystems board chair David Aldrich resigns effective Dec 23","bullets":["David J. Aldrich stepped down from the Board, Chairperson role, and two committees on December 23, 2024.","Resignation not due to any disagreement with the company or its management.","No replacement for chair or committee positions announced in the filing."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-24-139583","json":"https://secwatch.observer/filing/0000950170-24-139583.json","markdown":"https://secwatch.observer/filing/0000950170-24-139583.md","text":"https://secwatch.observer/filing/0000950170-24-139583.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/866291/000095017024139583/0000950170-24-139583-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/866291/000095017024139583/algm-20241223.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-28T23:57:35.589176+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}