Form 4: ACM Research Director Haiping Dun Sells 15,000 Shares Under 10b5-1 Plan

ACM Research director Haiping Dun sold 15,000 shares of Class A Common Stock at an average price of $19.12, according to a recent SEC filing.

Summary

• Haiping Dun, a director at ACM Research, sold 15,000 shares of Class A Common Stock on November 22, 2024.
• The sale was executed under a pre-arranged Rule 10b5-1 trading plan adopted on May 17, 2023.
• The shares were sold at a weighted average price of $19.12, with individual transaction prices ranging from $18.97 to $19.29.
• Following the transaction, Haiping Dun directly owns 774,148 shares of Class A Common Stock.
• Additionally, 100,000 shares are indirectly owned through the Dun Family GST Trust.

Sentiment

Score: 5

Explanation: The document is a routine SEC filing detailing a pre-planned stock sale by a director. It does not indicate any positive or negative sentiment about the company's performance.

Industry Context

This is a routine filing related to insider trading activity and is common for publicly traded companies. It does not indicate any specific trend in the semiconductor industry.

Comparison to Industry Standards

• Sales by insiders are a normal part of the market and are often pre-planned using 10b5-1 plans to avoid accusations of insider trading.
• The volume of shares sold is not significant compared to the total outstanding shares of ACM Research.
• Other directors and officers of ACM Research and similar companies in the semiconductor industry also regularly file Form 4s for similar transactions.

Stakeholder Impact

• The sale of shares by a director may have a minor impact on shareholder sentiment, but is unlikely to have a significant effect on the company's operations or financial health.

Key Dates

Keywords

SEC Form 4, ACM Research, Haiping Dun, stock sale, Rule 10b5-1, insider trading, Class A Common Stock