Home/Filings/4/0001628280-24-008668
4//SEC Filing

Loomes David 4

Accession 0001628280-24-008668

CIK 0001621563other

Filed

Mar 3, 7:00 PM ET

Accepted

Mar 4, 6:18 PM ET

Size

16.1 KB

Accession

0001628280-24-008668

Insider Transaction Report

Form 4
Period: 2024-02-29
Loomes David
EVP, Cement
Transactions
  • Exercise/Conversion

    Class A Common Stock

    2024-02-29+2,58919,437 total
  • Exercise/Conversion

    Restricted Stock Units

    2024-02-292,7030 total
    Class A Common Stock (2,703 underlying)
  • Exercise/Conversion

    Restricted Stock Units

    2024-02-292,2502,250 total
    Class A Common Stock (2,250 underlying)
  • Exercise/Conversion

    Class A Common Stock

    2024-02-29+2,70314,598 total
  • Exercise/Conversion

    Class A Common Stock

    2024-02-29+2,25016,848 total
  • Tax Payment

    Class A Common Stock

    2024-02-29$42.71/sh2,295$98,01917,142 total
  • Exercise/Conversion

    Restricted Stock Units

    2024-02-292,5895,177 total
    Class A Common Stock (2,589 underlying)
Footnotes (7)
  • [F1]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.
  • [F2]Total holdings include shares of Class A Common Stock received pursuant to a stock dividend paid on December 29, 2022.
  • [F3]Total holdings include shares of Class A Common Stock acquired through the Issuer's Employee Stock Purchase Plan on October 18, 2022, May 28, 2023 and November 30, 2023.
  • [F4]Each restricted stock unit represents a contingent right to receive one share of 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.
  • [F5]These restricted stock units vested on February 29, 2024.
  • [F6]The Reporting Person was granted 6,750 restricted stock units that vest in three equal annual installments beginning on February 28, 2023.
  • [F7]The Reporting Person was granted 7,766 restricted stock units that vest in three equal annual installments beginning on February 29, 2024.

Issuer

Summit Materials, Inc.

CIK 0001621563

Entity typeother

Related Parties

1
  • filerCIK 0002006209

Filing Metadata

Form type
4
Filed
Mar 3, 7:00 PM ET
Accepted
Mar 4, 6:18 PM ET
Size
16.1 KB