Karli S. Anderson - EVP, Chief People and ESG Officer and Head of Communications at Summit Materials, Inc.

Issuer-level insider activity

Role: EVP, Chief People and ESG Officer and Head of Communications
Issuer ticker: SUM
Entity type: Individual
Source filing history: Open source filing history

No buys or sells have been reported by Karli S. Anderson since 03 Aug 2025

Reported holdings for Karli S. Anderson in Summit Materials, Inc.

Form 4 holding EVP, Chief People and ESG Officer and Head of Communications

Summit Materials, Inc.

Security class: Class A Common Stock
Shares / value: 0
Estimated value: $0
Report date: 10 Feb 2025
Price: $52.50
Ownership: Direct

Form 4 holding EVP, Chief People and ESG Officer and Head of Communications

Summit Materials, Inc.

Security class: Performance Stock Units
Shares / value: 0
Estimated value: $0
Report date: 10 Feb 2025
Price: $52.50
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount

Form 4 holding EVP, Chief People and ESG Officer and Head of Communications

Summit Materials, Inc.

Security class: Restricted Stock Units
Shares / value: 0
Estimated value: $0
Report date: 10 Feb 2025
Price: $52.50
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount

Transaction history for Karli S. Anderson in Summit Materials, Inc.

Sym	Class	Transaction	%	SEC-reported value	SEC-reported price	Shares	Shares after	Date	Ownership

^* marks a reported price that did not pass the local price check.

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