0001628280-24-008672.txt : 20240304
0001628280-24-008672.hdr.sgml : 20240304
20240304181940
ACCESSION NUMBER: 0001628280-24-008672
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20240229
FILED AS OF DATE: 20240304
DATE AS OF CHANGE: 20240304
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Anderson Karli S.
CENTRAL INDEX KEY: 0001577417
ORGANIZATION NAME:
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-36873
FILM NUMBER: 24717110
MAIL ADDRESS:
STREET 1: 1660 WYNKOOP STREET, SUITE 1000
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_1709594369.xml
FORM 4
X0508
4
2024-02-29
0
0001621563
Summit Materials, Inc.
SUM
0001577417
Anderson Karli S.
C/O SUMMIT MATERIALS, INC.
1801 CALIFORNIA STREET, SUITE 3500
DENVER
CO
80202
0
1
0
0
See Remarks
0
Class A Common Stock
2024-02-29
4
M
0
2369
A
21355
D
Class A Common Stock
2024-02-29
4
M
0
2409
A
23764
D
Class A Common Stock
2024-02-29
4
M
0
3074
A
26838
D
Class A Common Stock
2024-02-29
4
F
0
3527
42.71
D
23311
D
Restricted Stock Units
2024-02-29
4
M
0
2369
0
D
Class A Common Stock
2369
0
D
Restricted Stock Units
2024-02-29
4
M
0
2409
0
D
Class A Common Stock
2409
2409
D
Restricted Stock Units
2024-02-29
4
M
0
3074
0
D
Class A Common Stock
3074
6148
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.
Total holdings include shares of Class A Common Stock received pursuant to a stock dividend paid on December 29, 2022.
Total holdings include shares of Class A Common Stock acquired through the Issuer's Employee Stock Purchase Plan on April 14, 2022, October 18, 2022, May 28, 2023 and November 30, 2023.
Each restricted stock unit represents a contingent right to receive one share of Class A common stock of the Issuer ("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 vested on February 29, 2024.
These restricted stock units vest in three equal annual installments beginning on February 28, 2023.
These restricted stock units vest in three equal annual installments beginning on February 29, 2024.
Title: EVP, Chief People and ESG Officer and Head of Communications
/s/ Christopher B. Gaskill, as Attorney-in-Fact
2024-03-04