InsiderTrades

Form 4 for ACMR ACM Research, Inc.

Accepted 2023-03-13 00:00:00 ET · period of report 2023-03-09 · accession 0001140361-23-011466 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2023-03-13 2023-03-09 ACMR Dun Haiping Dir M - OptEx $0.5 +37.5K 928.1K +4% +$18.8K
D 2023-03-13 2023-03-09 ACMR Dun Haiping Dir F - Tax $12.47 -1,504 926.6K -0.2% -$18.8K
D 2023-03-13 2023-03-09 ACMR Dun Haiping Dir M - OptEx $0.00 -37.5K 237.5K -14% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2023-03-09 M A 37,500 $0.5 928,120 D — —
2 Common Class A Common Stock 2023-03-09 F D 1,504 $12.47 926,616 D — —
3 Derivative Stock Option 2023-03-09 M D 37,500 $0.00 237,501 D $0.5 · — to 2025-04-30 37,500 Class A Common Stock (F2) The option is fully vested and exercisable.