0000950170-23-065553.txt : 20231121 0000950170-23-065553.hdr.sgml : 20231121 20231121164746 ACCESSION NUMBER: 0000950170-23-065553 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231117 FILED AS OF DATE: 20231121 DATE AS OF CHANGE: 20231121 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Doogue Michael CENTRAL INDEX KEY: 0001828862 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39675 FILM NUMBER: 231428873 MAIL ADDRESS: STREET 1: C/O ALLEGRO MICROSYSTEMS, INC. STREET 2: 955 PERIMETER ROAD CITY: MANCHESTER STATE: NH ZIP: 03103 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 2023-11-17 0000866291 ALLEGRO MICROSYSTEMS, INC. ALGM 0001828862 Doogue Michael 955 PERIMETER ROAD MANCHESTER NH 03103 false true false false SVP, CTO false Common Stock 2023-11-17 4 F false 45606 28.040 D 134041 D Common Stock 2023-11-21 4 J false 70287 0 D 63754 D Common Stock 2023-11-21 4 J false 70287 0 A 201702 I By the Michael C. Doogue Revocable Trust of 2015 Represents shares withheld to cover taxes due upon the vesting of restricted stock units that were previously granted by the Issuer. Transfer of shares from the Reporting Person's direct holdings to the Michael C. Doogue Revocable Trust of 2015, resulting in a change in the form of the Reporting Person's beneficial ownership of the shares from direct to indirect. /s/ Raymond Myer, attorney-in-fact for Michael C. Doogue 2023-11-21