Trade Summary

6 days ago, Dun Haiping, serving as Dir at Acm Research, Inc. (ACMR), sold 5,000 shares at $43.47 per share, for a total transaction value of $217,363.00. Following this transaction, Dun Haiping now holds 855,090 shares of ACMR.

This sale represents a 1.00% decrease in Dun Haiping's stake in the company. This is considered a medium-conviction trade.

The trade was executed on Monday, March 9, 2026 and publicly disclosed via SEC Form 4 filing on Wednesday, March 11, 2026, 2 days after the trade was made.

Acm Research, 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.