Tamla Oates-Forney - May 19, 2021 Form 3 Insider Report for Summit Materials, Inc. (SUM)

Role: Director
Signature: /s/ Christopher B. Gaskill, as Attorney-in-Fact
Stock symbol: SUM
Transactions as of: May 19, 2021
Transactions value $: $0
Form type: 3
Date filed: 5/21/2021, 09:15 PM
Next filing: Feb 17, 2022

No securities are beneficially owned.

Remarks:

Exhibit 24 - Power of Attorney