0001628280-24-023266.txt : 20240514 0001628280-24-023266.hdr.sgml : 20240514 20240514164741 ACCESSION NUMBER: 0001628280-24-023266 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240513 FILED AS OF DATE: 20240514 DATE AS OF CHANGE: 20240514 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Kilgore Jason CENTRAL INDEX KEY: 0002006214 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36873 FILM NUMBER: 24945285 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_1715719650.xml FORM 4 X0508 4 2024-05-13 0 0001621563 Summit Materials, Inc. SUM 0002006214 Kilgore Jason 1801 CALIFORNIA STREET SUITE 3500 DENVER CO 80202 0 1 0 0 See Remarks 0 Class A Common Stock 2024-05-13 4 M 0 50589 18 A 111219 D Class A Common Stock 2024-05-13 4 S 0 11210 40.40 D 100009 D Class A Common Stock 2024-05-13 4 S 0 39379 40.15 D 60630 D Class A Common Stock 108642 I See Footnote Options (right to buy) 18 2024-05-13 4 M 0 50589 0 D 2025-03-11 Class A Common Stock 50589 0 D Total holdings include shares of Class A Common Stock received pursuant to a stock dividend paid on December 29, 2022. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $40.34 to $40.45, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above. The Reporting Person remains within compliance of the Issuer's equity ownership guidelines. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $40.01 to $40.29, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above. The Reporting Person remains within compliance of the Issuer's equity ownership guidelines. Reflects securities held by a limited liability company for the benefit of Mr. Kilgore's family, for which Mr. Kilgore's spouse serves as manager. These options are fully vested. Title: EVP, West Segment Construction Materials /s/ David Hamm, as Attorney-in-Fact 2024-05-14