InsiderTrades

Form 4 for ACMR ACM Research, Inc.

Accepted 2023-12-28 00:00:00 ET · period of report 2023-12-26 · accession 0001140361-23-059932 · 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
DT 2023-12-28 2023-12-26 ACMR Liu Tracy Dir M - OptEx $5.60 +10.0K 120.8K +9% +$56.0K
DT 2023-12-28 2023-12-26 ACMR Liu Tracy Dir S - Sale+OE $20.00 -10.0K 110.8K -8% -$200.0K
DT 2023-12-28 2023-12-26 ACMR Liu Tracy Dir M - OptEx $0.00 -10.0K 32.0K -24% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2023-12-26 M A 10,000 $5.60 120,772 D — —
2 Common Class A Common Stock 2023-12-26 S D 10,000 $20.00 110,772 D — —
3 Derivative Stock Option 2023-12-26 M D 10,000 $0.00 32,000 D $5.60 · — to 2029-04-22 10,000 Class A Common Stock (F3) The option is fully vested and exercisable.