Home/Filings/4/0001628280-24-050766
4//SEC Filing

Gaskill Christopher Burke 4

Accession 0001628280-24-050766

CIK 0001621563other

Filed

Dec 10, 7:00 PM ET

Accepted

Dec 11, 4:08 PM ET

Size

10.3 KB

Accession

0001628280-24-050766

Insider Transaction Report

Form 4
Period: 2024-12-10
Transactions
  • Exercise/Conversion

    Options (right to buy)

    2024-12-101,5360 total
    Exercise: $23.89Exp: 2027-02-28Class A Common Stock (1,536 underlying)
  • Gift

    Class A Common Stock

    2024-12-1016940,052 total
  • Sale

    Class A Common Stock

    2024-12-10$50.91/sh1,536$78,19840,221 total
  • Exercise/Conversion

    Class A Common Stock

    2024-12-10$23.89/sh+1,536$36,69541,757 total
Footnotes (3)
  • [F1]Total holdings include shares of Class A Common Stock acquired through the Issuer's Employee Stock Purchase Plan on May 31, 2024 and November 30, 2024.
  • [F2]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $50.91 to $50.915, 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.
  • [F3]These options are fully vested.

Issuer

Summit Materials, Inc.

CIK 0001621563

Entity typeother

Related Parties

1
  • filerCIK 0001854269

Filing Metadata

Form type
4
Filed
Dec 10, 7:00 PM ET
Accepted
Dec 11, 4:08 PM ET
Size
10.3 KB