Kilgore Jason - Insider Non-Derivative Transactions at Summit Materials, Inc. (SUM) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Feb 10, 2025, Kilgore Jason's relationship to Summit Materials, Inc. (SUM) is Officer (See Remarks), and currently has 0 shares of Class A Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other SUM insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

Kilgore Jason - Insider Non-Derivative Transactions of SUM Class A Common Stock

Kilgore Jason - Insider Non-Derivative Transactions at SUM

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Feb 11, 2025	Disposition -- (Class A Common Stock)	7726	52.5	0
Feb 11, 2025	Disposition -- (Class A Common Stock)	108642	52.5	0
Jan 17, 2025	F -- (Class A Common Stock)	2709	52.19	7726
Jan 17, 2025	Acquisition -- (Class A Common Stock)	8805	0	10435
Dec 11, 2024	G -- (Class A Common Stock)	59000	0	1630
May 14, 2024	Sell -- (Class A Common Stock)	39379	40.15	60630
May 14, 2024	Sell -- (Class A Common Stock)	11210	40.4	100009
May 14, 2024	M -- (Class A Common Stock)	50589	18	111219
Mar 8, 2024	F -- (Class A Common Stock)	3938	42.39	60630
Mar 8, 2024	Acquisition -- (Class A Common Stock)	13434	0	64568
Mar 1, 2024	M -- (Class A Common Stock)	2786	0	47773
Mar 1, 2024	M -- (Class A Common Stock)	2796	0	50569
Mar 1, 2024	F -- (Class A Common Stock)	2652	42.71	51134
Mar 1, 2024	M -- (Class A Common Stock)	3217	0	53786