February 29, 2024 · Form 4 insider transaction
DePriest Charles bought 1,105 shares of Summit Materials Inc, a transaction worth N/A. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 4 days after the transaction.
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 October 18, 2022, May 28, 2023 and November 30, 2023.