0000950170-23-064191.txt : 20231115 0000950170-23-064191.hdr.sgml : 20231115 20231115161946 ACCESSION NUMBER: 0000950170-23-064191 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231114 FILED AS OF DATE: 20231115 DATE AS OF CHANGE: 20231115 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Lynch Susan D CENTRAL INDEX KEY: 0001784973 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39675 FILM NUMBER: 231410847 MAIL ADDRESS: STREET 1: 2424 GARDEN OF THE GODS ROAD STREET 2: SUITE 300 CITY: COLORADO SPRINGS STATE: CO ZIP: 80919 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: ALLEGRO MICROSYSTEMS, INC. CENTRAL INDEX KEY: 0000866291 STANDARD INDUSTRIAL CLASSIFICATION: SEMICONDUCTORS & RELATED DEVICES [3674] IRS NUMBER: 462405937 FISCAL YEAR END: 0331 BUSINESS ADDRESS: STREET 1: 955 PERIMETER ROAD CITY: MANCHESTER STATE: NH ZIP: 03103 BUSINESS PHONE: (603) 626-2300 MAIL ADDRESS: STREET 1: 955 PERIMETER ROAD CITY: MANCHESTER STATE: NH ZIP: 03103 FORMER COMPANY: FORMER CONFORMED NAME: ALLEGRO MICROSYSTEMS INC DATE OF NAME CHANGE: 19900730 4 1 ownership.xml 4 X0508 4 2023-11-14 0000866291 ALLEGRO MICROSYSTEMS, INC. ALGM 0001784973 Lynch Susan D 955 PERIMETER ROAD MANCHESTER NH 03103 true false false false false Common Stock 2023-11-14 4 P false 350.00 27.370 A 16711 D /s/ Raymond Myer, Attorney-in-Fact for Susan D. Lynch 2023-11-15