{"filing":{"accession_number":"0001193125-26-275011","cik":"0000866291","ticker":"ALGM","company_name":"ALLEGRO MICROSYSTEMS, INC.","form":"8-K","filing_date":"2026-06-18","report_date":null,"primary_document":"algm-20260617.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/866291/000119312526275011/algm-20260617.htm"},"events":[{"id":11716,"run_id":10299,"accession_number":"0001193125-26-275011","anchor_item_number":"5.02","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"summary":"Brian C. White was elected to Allegro Microsystems' Board of Directors as a Class III Director effective June 17, 2026, and appointed to the Audit Committee and Compensation Committee. White brings over 30 years of semiconductor industry experience and prior CFO roles at major public companies including Ambarella, Maxim Integrated, and IDT.","company_name":"ALLEGRO MICROSYSTEMS, INC.","ticker":"ALGM","filing_date":"2026-06-18","form":"8-K","submitted_at":null,"items":[{"id":8372,"accession_number":"0001193125-26-275011","item_number":"5.02","item_title":"Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"The filing discloses the election of Brian C. White to Allegro's Board of Directors as a Class III Director effective June 17, 2026, along with his appointment to the Audit Committee and Compensation Committee. The principal disclosed action is a person taking a role. While the filing also mentions that Richard R. Lury and Susan D. Lynch will not stand for reelection, the substantive focus is on White's appointment, which is material to investors as it affects board composition and governance.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-18T12:10:10.473716+00:00","company_name":"","ticker":null,"filing_date":""},{"id":8373,"accession_number":"0001193125-26-275011","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"The filing discloses the appointment of Brian C. White to Allegro's Board of Directors as an independent director, effective June 17, 2026. The press release emphasizes his extensive qualifications, including 30+ years of semiconductor industry experience and prior CFO roles at major public companies (Ambarella, Maxim Integrated, IDT). Board appointments of qualified executives are material events affecting corporate governance and investor assessment of the company's leadership.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-18T12:10:10.473716+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":8372,"accession_number":"0001193125-26-275011","item_number":"5.02","item_title":"Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"The filing discloses the election of Brian C. White to Allegro's Board of Directors as a Class III Director effective June 17, 2026, along with his appointment to the Audit Committee and Compensation Committee. The principal disclosed action is a person taking a role. While the filing also mentions that Richard R. Lury and Susan D. Lynch will not stand for reelection, the substantive focus is on White's appointment, which is material to investors as it affects board composition and governance.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-18T12:10:10.473716+00:00","company_name":"ALLEGRO MICROSYSTEMS, INC.","ticker":"ALGM","filing_date":"2026-06-18"},{"id":8373,"accession_number":"0001193125-26-275011","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"The filing discloses the appointment of Brian C. White to Allegro's Board of Directors as an independent director, effective June 17, 2026. The press release emphasizes his extensive qualifications, including 30+ years of semiconductor industry experience and prior CFO roles at major public companies (Ambarella, Maxim Integrated, IDT). Board appointments of qualified executives are material events affecting corporate governance and investor assessment of the company's leadership.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-18T12:10:10.473716+00:00","company_name":"ALLEGRO MICROSYSTEMS, INC.","ticker":"ALGM","filing_date":"2026-06-18"}]}