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ACM Research director Haiping Dun disposes of 5,000 shares for $331,466.72

PUBT·05/21/2026 20:31:18
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ACM Research director Haiping Dun disposes of 5,000 shares for $331,466.72
  • ACM Research director Haiping Dun sold 5,000 Class A common shares on May 19, 2026, in a series of transactions priced between USD 63.84 and USD 67.54 per share.
  • The sales followed the exercise of 5,000 stock options at USD 5.6 per share on the same day.
  • Dun’s direct holding in Class A common stock fell to 0 shares.
  • He reported continued indirect ownership of 855,090 shares through family trusts.


Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. ACM Research Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001140361-26-022458), on May 21, 2026, and is solely responsible for the information contained therein.