Form 4: ACM Research Director Haiping Dun Sells Shares Under 10b5-1 Trading Plan

Director Haiping Dun of ACM Research, Inc. sold 19,097 shares of Class A Common Stock at an average price of $18.08 on August 29, 2024, under a pre-arranged 10b5-1 trading plan.

Summary

• On August 29, 2024, Haiping Dun, a director of ACM Research, Inc., sold 19,097 shares of Class A Common Stock.
• The sale was executed at a weighted average price of $18.08 per share, with individual transactions ranging from $17.90 to $18.25.
• The transaction was conducted under a Rule 10b5-1 trading plan adopted on May 17, 2023.
• Following the sale, Haiping Dun directly owns 755,090 shares of Class A Common Stock.
• Haiping Dun also indirectly owns 100,000 shares of Class A Common Stock through the Dun Family GST Trust.

Sentiment

Score: 5

Explanation: The sentiment is neutral as the filing simply reports a stock sale under a pre-arranged trading plan, which doesn't inherently indicate positive or negative sentiment about the company's prospects.

Industry Context

This filing reflects routine trading activity by a company insider under a pre-arranged trading plan, which is a common practice to avoid accusations of insider trading. It doesn't necessarily indicate a change in the director's confidence in the company's future prospects.

Stakeholder Impact

• The stock sale could have a minor impact on shareholders due to the small volume of shares sold relative to the total outstanding shares.

Key Dates