InsiderTrades

Form 4 for ACMR ACM Research, Inc.

Accepted 2023-11-16 00:00:00 ET · period of report 2023-11-14 · accession 0001140361-23-053656 · 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 2023-11-16 2023-11-14 ACMR Dun Haiping Dir M - OptEx $0.5 +35.0K 890.1K +4% +$17.5K
D 2023-11-16 2023-11-14 ACMR Dun Haiping Dir F - Tax $17.23 -1,016 889.1K -0.1% -$17.5K
D 2023-11-16 2023-11-14 ACMR Dun Haiping Dir M - OptEx $0.00 -35.0K 165.0K -17% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2023-11-14 M A 35,000 $0.5 890,090 D — —
2 Common Class A Common Stock 2023-11-14 F D 1,016 $17.23 889,074 D — —
3 Derivative Stock Option 2023-11-14 M D 35,000 $0.00 165,001 D $0.5 · — to 2025-04-30 35,000 Class A Common Stock (F2) The option is fully vested and exercisable.