InsiderTrades

Wang Jian

SEC CIK 1721620 · EDGAR

Buying vs selling by month open-market trades, last 28 months, ACMR
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
ACMRACM Research, Inc.See remarks 283.2K — $5.61M 82024-06-062025-09-18

Most active insiders at ACMR, 12 months

#InsiderTitleBoughtSold
1 Wang David HSee Remarks, Dir, 10% —$28.98M
2 McKechnie MarkSee Remarks —$9.85M
3 Chen FupingSee remarks —$3.98M
4 Liu TracyDir —$2.85M
5 Feng LisaSee remarks —$2.44M
6 Cheav SothearaSee remarks —$1.59M
7 Dun HaipingDir —$954.1K
8 Pappis Charles CDir —$510.4K

Wang Jian made no open-market trades at ACMR in the last 12 months.

Transactions 8

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
DT 2025-09-19 2025-09-18 ACMR ACM Research, Inc. Wang Jian See remarks M - OptEx $5.60 +30.0K 283.2K +12% +$168.0K
DT 2025-09-19 2025-09-18 ACMR ACM Research, Inc. Wang Jian See remarks S - Sale+OE $35.00 -30.0K 253.2K -11% -$1.05M
DMT 2025-08-26 2025-08-22+ ACMR ACM Research, Inc. Wang Jian See remarks M - OptEx $5.60 +60.0K 283.2K +27% +$336.0K
DMT 2025-08-26 2025-08-22+ ACMR ACM Research, Inc. Wang Jian See remarks S - Sale+OE $31.00 -60.0K 253.2K -19% -$1.86M
DMT 2024-06-12 2024-06-10+ ACMR ACM Research, Inc. Wang Jian See remarks S - Sale+OE $22.54 -60.0K 254.8K -19% -$1.35M
DMT 2024-06-12 2024-06-10+ ACMR ACM Research, Inc. Wang Jian See remarks M - OptEx $4.62 +60.0K 283.2K +27% +$277.2K
DMT 2024-06-07 2024-06-06+ ACMR ACM Research, Inc. Wang Jian See remarks M - OptEx $4.62 +60.0K 283.2K +27% +$277.2K
DMT 2024-06-07 2024-06-06+ ACMR ACM Research, Inc. Wang Jian See remarks S - Sale+OE $22.50 -60.0K 253.2K -19% -$1.35M

Purchase Sale Sale after option exercise All abbreviations