0001628280-22-004587.txt : 20220301 0001628280-22-004587.hdr.sgml : 20220301 20220301180038 ACCESSION NUMBER: 0001628280-22-004587 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: Gaskill Christopher Burke CENTRAL INDEX KEY: 0001854269 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36873 FILM NUMBER: 22700150 MAIL ADDRESS: STREET 1: C/O SUMMIT MATERIALS, INC. STREET 2: 1550 WYNKOOP STREET, 3RD FLOOR CITY: DENVER STATE: CO ZIP: 08202 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_164617556779809.xml FORM 4 X0306 4 2022-02-28 0 0001621563 Summit Materials, Inc. SUM 0001854269 Gaskill Christopher Burke C/O SUMMIT MATERIALS, INC., 1550 WYNKOOP STREET, 3RD FLOOR DENVER CO 80202 0 1 0 0 See Remarks Class A Common Stock 2022-02-28 4 M 0 2236 A 20674 D Class A Common Stock 2022-02-28 4 M 0 2692 A 23366 D Class A Common Stock 2022-02-28 4 M 0 3062 A 26428 D Class A Common Stock 2022-02-28 4 F 0 2427 31.22 D 24001 D Restricted Stock Units 2022-02-28 4 M 0 2236 0 D Class A Common Stock 2236.0 0 D Restricted Stock Units 2022-02-28 4 M 0 2692 0 D Class A Common Stock 2692.0 2692 D Restricted Stock Units 2022-02-28 4 M 0 3062 0 D Class A Common Stock 3062.0 6123 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. The Reporting Person was granted 6,710 restricted stock units that vest in three equal annual installments beginning on February 28, 2020. The Reporting Person was granted 8,077 restricted stock units that vest in three equal annual installments beginning on February 28, 2021. The Reporting Person was granted 9,185 restricted stock units that vest in three equal annual installments beginning on February 28, 2022. /s/ Christopher B. Gaskill 2022-03-01