Susan A. Ellerbusch - Mar 7, 2024 Form 4 Insider Report for Summit Materials, Inc. (SUM)

Role
Director
Signature
/s/ Christopher B. Gaskill, as Attorney-in-Fact
Stock symbol
SUM
Transactions as of
Mar 7, 2024
Transactions value $
$0
Form type
4
Date filed
3/8/2024, 08:23 PM
Previous filing
Oct 18, 2023
Next filing
Apr 22, 2024

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction SUM Restricted Stock Units Award $0 +3.34K $0.00 3.34K Mar 7, 2024 Class A Common Stock 3.34K Direct F1, F2

Explanation of Responses:

Id Content
F1 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.
F2 These restricted stock units vest on February 28, 2025. The Reporting Person has elected to defer settlement of these restricted stock units to a date following the vesting date pursuant to the terms of the Reporting Person's deferral election.