0001628280-23-005898.txt : 20230301
0001628280-23-005898.hdr.sgml : 20230301
20230301174209
ACCESSION NUMBER: 0001628280-23-005898
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20230228
FILED AS OF DATE: 20230301
DATE AS OF CHANGE: 20230301
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Anderson Karli S.
CENTRAL INDEX KEY: 0001577417
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-36873
FILM NUMBER: 23695309
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]
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
wf-form4_167771051285247.xml
FORM 4
X0306
4
2023-02-28
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
Class A Common Stock
2023-02-28
4
M
0
2201
A
16798
D
Class A Common Stock
2023-02-28
4
M
0
2369
A
19167
D
Class A Common Stock
2023-02-28
4
M
0
2409
A
21576
D
Class A Common Stock
2023-02-28
4
F
0
3169
29.54
D
18407
D
Restricted Stock Units
2023-02-28
4
M
0
2201
0
D
Class A Common Stock
2201.0
0
D
Restricted Stock Units
2023-02-28
4
M
0
2369
0
D
Class A Common Stock
2369.0
2369
D
Restricted Stock Units
2023-02-28
4
M
0
2409
0
D
Class A Common Stock
2409.0
4818
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 and October 18, 2022.
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 vest in three equal annual installments beginning on February 28, 2021.
These restricted stock units vest in three equal annual installments beginning on February 28, 2022.
These restricted stock units vest in three equal annual installments beginning on February 28, 2023.
Title: EVP, Chief People and ESG Officer and Head of Communications
/s/ Christopher B. Gaskill, as Attorney-in-Fact
2023-03-01