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EdgarHawk

ACMR ACM Research, Inc. Insider Trading

Latest: Officer & Director Sold $8.8M of Shares · Jun 2026
1 filing analyzed · Latest 2026-06-05
Insider buys
0
Insider sells
1
Unique insiders
1
Direction
Net selling
June 2026
2026-06-05
medium
David H Wang Sell
See Remarks
100,002 shares
$8,835,388
@ $88.35
Significance 6/10

David H Wang sells 100,002 shares of ACMR for $8.8M across 11 transactions, scheduled via 10b5-1 plan adopted 2024-11-29.

David H Wang executed 11 separate sales totaling 100,002 shares for $8,835,388.38 at a blended average price of $88.35, reducing his non-derivative holdings from 902.7K to 802.7K shares. This transaction is scheduled under a pre-arranged 10b5-1 trading plan adopted on 2024-11-29, eliminating discretionary timing as a factor. The insider retains substantial derivative holdings of 580,002 shares (310,002 from one stock option grant and 270,000 from another). Prior sales by this insider at ACMR (completed 2026-03-11 and 2026-03-12) showed 30-day returns ranging from -0.6% to +7.0%, with consistent 90-day gains between +86.6% and +100.8%, suggesting the stock appreciated following recent prior sales. The current stock price of $76.29 is 19.0% below the 52-week high of $94.21, trading well below the average execution price of $88.35 achieved in this filing.

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