0001970184-23-000005.txt : 20230517 0001970184-23-000005.hdr.sgml : 20230517 20230517170644 ACCESSION NUMBER: 0001970184-23-000005 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230515 FILED AS OF DATE: 20230517 DATE AS OF CHANGE: 20230517 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Webster Roald Graham CENTRAL INDEX KEY: 0001970184 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39675 FILM NUMBER: 23932722 MAIL ADDRESS: STREET 1: 955 PERIMETER RD 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 wf-form4_168435758632728.xml FORM 4 X0407 4 2023-05-15 0 0000866291 ALLEGRO MICROSYSTEMS, INC. ALGM 0001970184 Webster Roald Graham 955 PERIMETER ROAD MANCHESTER NH 03103 0 1 0 0 VP, Chief Accounting Officer 0 Common Stock 2023-05-15 4 A 0 3626 0 A 3626 D Common Stock 2023-05-15 4 A 0 7910 0 A 11536 D Represents an award of Restricted Stock Units ("RSUs") granted on May 15, 2023. Each RSU represents a contingent right to receive one share of common stock. The RSUs will vest in three equal annual installments beginning on May 16, 2024. Represents an award of RSUs granted on May 15, 2023. Each RSU represents a contingent right to receive one share of common stock. The RSUs will vest in two installments, with 60% of the award vesting on May 16, 2024, and the remaining 40% of the award vesting on May 16, 2025. /s/ Matthew Frascella, Attorney-in-Fact for Roald Webster 2023-05-17