Trade Summary

4 days ago, Wang David H, serving as See Remarks, 10% owner at Acm Research, Inc. (ACMR), sold 110,000 shares at $46.86 per share, for a total transaction value of $5,154,405.00. Following this transaction, Wang David H now holds 1,748,548 shares of ACMR.

This sale represents a 6.00% decrease in Wang David H's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Wednesday, March 11, 2026 and publicly disclosed via SEC Form 4 filing on Friday, March 13, 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.