David Loomes

Insider Reports History

Entity
Individual
Location
1801 California Street, Suite 3500, Denver, CO
Signature
/s/ David Hamm, as Attorney-in-Fact
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by David Loomes:

Stock Role Class Num Shares Value Price $ Report Date Ownership
Summit Materials, Inc. Officer Class A Common Stock 17.1K $732K $42.71 Feb 29, 2024 Direct
Summit Materials, Inc. Officer Restricted Stock Units 14K $592K $42.39 Mar 7, 2024 Direct

Insider Reports Filed by David Loomes

Symbol Company Period Transactions Value $ Form Type Date Filed Role
SUM Summit Materials, Inc. Mar 7, 2024 1 $0 4 Mar 8, 2024 Officer
SUM Summit Materials, Inc. Feb 29, 2024 7 -$98K 4 Mar 4, 2024 Title: EVP, Cement
SUM Summit Materials, Inc. Jan 12, 2024 0 $0 3 Jan 19, 2024 Title: EVP, Cement Exhibit 24 - Power of Attorney