0001628280-22-004925.txt : 20220303 0001628280-22-004925.hdr.sgml : 20220303 20220303162351 ACCESSION NUMBER: 0001628280-22-004925 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20220301 FILED AS OF DATE: 20220303 DATE AS OF CHANGE: 20220303 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: CANTIE JOSEPH S CENTRAL INDEX KEY: 0001275621 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36873 FILM NUMBER: 22709145 MAIL ADDRESS: STREET 1: C/O DELPHI AUTOMOTIVE STREET 2: 5725 DELPHI DRIVE CITY: TROY STATE: MI ZIP: 48098 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Summit Materials, Inc. CENTRAL INDEX KEY: 0001621563 STANDARD INDUSTRIAL CLASSIFICATION: MINING, QUARRYING OF NONMETALLIC MINERALS (NO FUELS) [1400] IRS NUMBER: 471984212 STATE OF INCORPORATION: DE FISCAL YEAR END: 0101 BUSINESS ADDRESS: STREET 1: 1550 WYNKOOP STREET, 3RD FLOOR CITY: DENVER STATE: CO ZIP: 80202 BUSINESS PHONE: 303-893-0012 MAIL ADDRESS: STREET 1: 1550 WYNKOOP STREET, 3RD FLOOR CITY: DENVER STATE: CO ZIP: 80202 4 1 wf-form4_164634260152335.xml FORM 4 X0306 4 2022-03-01 0 0001621563 Summit Materials, Inc. SUM 0001275621 CANTIE JOSEPH S C/O SUMMIT MATERIALS, INC. 1550 WYNKOOP STREET, 3RD FLOOR DENVER CO 80202 1 0 0 0 Restricted Stock Units 2022-03-01 4 A 0 3815 0 A Class A Common Stock 3815.0 3815 D Each restricted stock unit represents a contingent right to receive one share of Class A common stock of the Issuer ("Class A Common Stock"). The restricted stock units will be settled in either Class A Common Stock or cash (or a combination thereof) at the discretion of the Issuer's Human Capital and Compensation Committee. These restricted stock units vest on February 28, 2023. /s/ Christopher B. Gaskill, as Attorney-in-Fact 2022-03-03