Christopher S Cook – Insider Trading Activity | DataHeimdall

Christopher S Cook

President, Products Division at Ultra Clean Holdings, Inc.

CIK: 1927266

7

Total trades

1

Buys

6

Sells

May 22, 2026

Last trade

Date	Stock	Type	Shares	Value	Src
May 22, 2026	UCTTUltra Clean Holdings, Inc.	Buy	13,196	–
May 4, 2026	UCTTUltra Clean Holdings, Inc.	Sell	10,247	$757K
May 4, 2026	UCTTUltra Clean Holdings, Inc.	Sell	1,231	$92K
Apr 30, 2026	UCTTUltra Clean Holdings, Inc.	Sell	11,903	$896K
Apr 30, 2026	UCTTUltra Clean Holdings, Inc.	Sell	3,165	$247K
Apr 30, 2026	UCTTUltra Clean Holdings, Inc.	Sell	1,861	$145K
Apr 30, 2026	UCTTUltra Clean Holdings, Inc.	Sell	4,181	$327K