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Home > Insider Trading > J William Sandbrook > Profile

J William Sandbrook

Affiliations

Large Shareholder, Director, Other at Zapata Computing Holdings Inc. (ZPTA), 2024-04-01
Director at Knife River Corp (KNF), 2023-11-16
at Comfort Systems Usa Inc (FIX), 2023-11-13
Director at U.s. Concrete Inc. (USCR), 2021-03-22

Insider Trading: Purchases See All

Company	Symbol	Price	Amount	Relationship	Remaining Holdings	Date	Form 4
U.s. Concrete Inc.	USCR	$27.96	15,000	Officer, Director	417,570	2020-02-27	Filing
U.s. Concrete Inc.	USCR	$39.44	10,500	Officer, Director	405,315	2019-12-13	Filing
Comfort Systems Usa Inc	FIX	$46.42	5,734	Director	13,453	2018-05-29	Filing
Comfort Systems Usa Inc	FIX	$45.87	4,266	Director	7,719	2018-05-25	Filing
Us Concrete Inc	USCR	$23.50	1,000	Officer, Director	604,954	2014-03-19	Filing

Insider Trading: Sales See All

Company	Symbol	Price	Amount	Relationship	Remaining Holdings	Date	Form 4
Comfort Systems Usa Inc	FIX	$185.19	5,000		13,026	2023-11-09	Filing
Comfort Systems Usa Inc	FIX	$187.52	7,500		18,026	2023-09-12	Filing
U.s. Concrete Inc.	USCR	$38.15	10,000	Director	397,084	2020-11-24	Filing
Us Concrete Inc	USCR	$52.05	2,355	Officer, Director	388,315	2018-07-26	Filing
Us Concrete Inc	USCR	$51.24	6,645	Officer, Director	390,670	2018-07-26	Filing