0001104659-20-138681.txt : 20201222 0001104659-20-138681.hdr.sgml : 20201222 20201222180128 ACCESSION NUMBER: 0001104659-20-138681 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20201218 FILED AS OF DATE: 20201222 DATE AS OF CHANGE: 20201222 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: CANTIE JOSEPH S CENTRAL INDEX KEY: 0001275621 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36873 FILM NUMBER: 201409200 MAIL ADDRESS: STREET 1: C/O DELPHI AUTOMOTIVE STREET 2: 5725 DELPHI DRIVE CITY: TROY STATE: MI ZIP: 48098 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: 1228 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 a4.xml 4 X0306 4 2020-12-18 0 0001621563 Summit Materials, Inc. SUM 0001275621 CANTIE JOSEPH S C/O SUMMIT MATERIALS, INC. 1550 WYNKOOP STREET, 3RD FLOOR DENVER CO 80202 1 0 0 0 Class A Common Stock 2020-12-18 4 P 0 2500 19.64 A 2500 I See Footnote Class A Common Stock 2020-12-18 4 P 0 2600 19.67 A 5100 I See Footnote Class A Common Stock 20947 D The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions ranging from $19.63 to $19.641, 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 purchased at each separate price within the range set forth above. Reflects securities held by a trust for the benefit of the Reporting Person, for which the Reporting Person and his spouse serve as trustees. /s/ Anne Lee Benedict, as Attorney-in-Fact 2020-12-22