0001628280-23-006062.txt : 20230302 0001628280-23-006062.hdr.sgml : 20230302 20230302162353 ACCESSION NUMBER: 0001628280-23-006062 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230301 FILED AS OF DATE: 20230302 DATE AS OF CHANGE: 20230302 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Anderson Craig Scott CENTRAL INDEX KEY: 0001966515 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36873 FILM NUMBER: 23699324 MAIL ADDRESS: STREET 1: 1801 CALIFORNIA STREET STREET 2: SUITE 3500 CITY: DENVER STATE: CO ZIP: 80202 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: 1231 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_167779220290578.xml FORM 4 X0306 4 2023-03-01 0 0001621563 Summit Materials, Inc. SUM 0001966515 Anderson Craig Scott 1801 CALIFORNIA STREET SUITE 3500 DENVER CO 80202 0 1 0 0 EVP & Chief Financial Officer Restricted Stock Units 2023-03-01 4 A 0 11213 0 A Class A Common Stock 11213.0 11213 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 in three equal annual installments beginning on February 28, 2024. /s/ David Hamm, as Attorney-in-Fact 2023-03-02