Trade Summary

1 week ago, HARDING BRIAN E, serving as Chief Accounting Officer at Ultra Clean Holdings, Inc. (UCTT), sold 3,837 shares at $128.75 per share, for a total transaction value of $494,019.51. Following this transaction, HARDING BRIAN E now holds 33,581 shares of UCTT.

This sale represents a 10.25% decrease in HARDING BRIAN E's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Thursday, July 2, 2026 and publicly disclosed via SEC Form 4 filing on Tuesday, July 7, 2026 at 7:06 PM ET, 5 days after the trade was made.

Ultra Clean Holdings, Inc. operates in the TECHNOLOGY sector, specifically within the SEMICONDUCTOR EQUIPMENT & MATERIALS industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.