0001628280-24-010124.txt : 20240308 0001628280-24-010124.hdr.sgml : 20240308 20240308202422 ACCESSION NUMBER: 0001628280-24-010124 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240307 FILED AS OF DATE: 20240308 DATE AS OF CHANGE: 20240308 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Anderson Craig Scott CENTRAL INDEX KEY: 0001966515 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36873 FILM NUMBER: 24736285 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] ORGANIZATION NAME: 01 Energy & Transportation 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 wk-form4_1709947453.xml FORM 4 X0508 4 2024-03-07 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 0 Class A Common Stock 2024-03-07 4 A 0 11667 0 A 24291 D Class A Common Stock 2024-03-07 4 F 0 3355 42.39 D 20936 D Restricted Stock Units 2024-03-07 4 A 0 17122 0 A Class A Common Stock 17122 17122 D Reflects shares of Class A Common Stock earned and delivered on performance units previously granted based upon the satisfaction of certain performance criteria. Total holdings include shares of Class A Common Stock acquired through the Issuer's Employee Stock Purchase Plan on May 28, 2023 and November 30, 2023. 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. These restricted stock units vest in three equal annual installments beginning on February 28, 2025. /s/ David Hamm, as Attorney-in-Fact 2024-03-08