0001628280-22-004581.txt : 20220301 0001628280-22-004581.hdr.sgml : 20220301 20220301174945 ACCESSION NUMBER: 0001628280-22-004581 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20220228 FILED AS OF DATE: 20220301 DATE AS OF CHANGE: 20220301 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: WUNNING STEVEN H CENTRAL INDEX KEY: 0001171788 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36873 FILM NUMBER: 22700053 MAIL ADDRESS: STREET 1: 471 EAST HIGH POINT DRIVE CITY: PEORIA STATE: IL ZIP: 61614 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_164617493919270.xml FORM 4 X0306 4 2022-02-28 0 0001621563 Summit Materials, Inc. SUM 0001171788 WUNNING STEVEN H C/O SUMMIT MATERIALS, INC. 1550 WYNKOOP STREET, 3RD FLOOR DENVER, CO 80202 1 0 0 0 Class A Common Stock 2022-02-28 4 M 0 4374 A 30640 D Restricted Stock Units 2022-02-28 4 M 0 4374 0 D Class A Common Stock 4374.0 0 D Reflects restricted stock units that upon vesting converted into shares of Class A common stock of the Issuer ("Class A Common Stock") on a one-for-one basis. Each restricted stock unit represents a contingent right to receive one share of 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. On March 30, 2021, the Reporting Person was granted 4,374 restricted stock units that vested on February 28, 2022. /s/ Christopher B. Gaskill, as Attorney-in-Fact 2022-03-01