InsiderTrades

McKechnie Mark

SEC CIK 1775007 · EDGAR

Buying vs selling by month open-market trades, last 60 months, ACMR
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
ACMRACM Research, Inc.See remarks 56.1K — $13.98M 282021-08-192026-08-20

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

Transactions 28

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
DMT 2026-08-21 21:30 2026-08-20 ACMR ACM Research, Inc. McKechnie Mark See Remarks M - OptEx $16.95 +55.2K 56.1K +6,133% +$935.8K
DMT 2026-08-21 21:30 2026-08-20 ACMR ACM Research, Inc. McKechnie Mark See Remarks S - Sale+OE $77.27 -55.2K 900 -98% -$4.26M
DMT 2026-03-13 2026-03-12 ACMR ACM Research, Inc. McKechnie Mark See Remarks S - Sale+OE $45.58 -98.6K 49.0K -67% -$4.49M
DMT 2026-03-13 2026-03-12 ACMR ACM Research, Inc. McKechnie Mark See Remarks M - OptEx $16.08 +98.6K 60.9K New +$1.58M
DMT 2025-12-08 2025-12-04+ ACMR ACM Research, Inc. McKechnie Mark See Remarks S - Sale+OE $34.93 -31.2K 900 -97% -$1.09M
DMT 2025-12-08 2025-12-04+ ACMR ACM Research, Inc. McKechnie Mark See Remarks M - OptEx $19.60 +31.2K 9,650 New +$612.4K
DT 2025-05-16 2025-05-14 ACMR ACM Research, Inc. McKechnie Mark See Remarks M - OptEx $5.60 +15.0K 15.9K +1,667% +$84.0K
DT 2025-05-16 2025-05-14 ACMR ACM Research, Inc. McKechnie Mark See Remarks S - Sale+OE $25.22 -15.0K 900 -94% -$378.3K
DT 2025-03-14 2025-03-12 ACMR ACM Research, Inc. McKechnie Mark See Remarks S - Sale+OE $27.42 -15.0K 900 -94% -$411.3K
DT 2025-03-14 2025-03-12 ACMR ACM Research, Inc. McKechnie Mark See Remarks M - OptEx $5.60 +15.0K 15.9K +1,667% +$84.0K
DT 2025-02-10 2025-02-06 ACMR ACM Research, Inc. McKechnie Mark See Remarks M - OptEx $5.60 +15.0K 15.9K +1,667% +$84.0K
DT 2025-02-10 2025-02-06 ACMR ACM Research, Inc. McKechnie Mark See Remarks S - Sale+OE $22.00 -15.0K 900 -94% -$330.0K
DT 2024-10-08 2024-10-04 ACMR ACM Research, Inc. McKechnie Mark See Remarks M - OptEx $5.60 +16.5K 17.4K +1,835% +$92.5K
DT 2024-10-08 2024-10-04 ACMR ACM Research, Inc. McKechnie Mark See Remarks S - Sale+OE $22.00 -16.5K 900 -95% -$363.4K
DMT 2024-06-07 2024-06-06 ACMR ACM Research, Inc. McKechnie Mark See Remarks M - OptEx $4.91 +20.0K 6,884 New +$98.3K
DMT 2024-06-07 2024-06-06 ACMR ACM Research, Inc. McKechnie Mark See Remarks S - Sale+OE $22.92 -20.0K 900 -96% -$458.4K
DT 2024-01-16 2024-01-12 ACMR ACM Research, Inc. McKechnie Mark See Remarks M - OptEx $4.55 +10.0K 10.9K +1,111% +$45.5K
DT 2024-01-16 2024-01-12 ACMR ACM Research, Inc. McKechnie Mark See Remarks S - Sale+OE $22.00 -10.0K 900 -92% -$220.0K
DT 2023-10-13 2023-10-11 ACMR ACM Research, Inc. McKechnie Mark See Remarks M - OptEx $4.55 +11.2K 12.2K +1,250% +$51.2K
DT 2023-10-13 2023-10-11 ACMR ACM Research, Inc. McKechnie Mark See Remarks S - Sale+OE $20.00 -11.2K 900 -93% -$225.0K
DT 2023-09-05 2023-09-01 ACMR ACM Research, Inc. McKechnie Mark See Remarks M - OptEx $4.55 +30.0K 30.9K +3,333% +$136.5K
DT 2023-09-05 2023-09-01 ACMR ACM Research, Inc. McKechnie Mark See Remarks S - Sale+OE $18.00 -30.0K 900 -97% -$540.0K
DM 2022-03-11 2022-03-09+ ACMR ACM Research, Inc. McKechnie Mark See Remarks M - OptEx $13.85 +5,300 300 New +$73.4K
DM 2022-03-11 2022-03-10 ACMR ACM Research, Inc. McKechnie Mark See Remarks S - Sale+OE $64.20 -5,000 3,100 -62% -$321.0K
DM 2021-11-22 2021-11-18 ACMR ACM Research, Inc. McKechnie Mark See Remarks S - Sale+OE $94.05 -5,000 166 -97% -$470.3K
D 2021-11-22 2021-11-18 ACMR ACM Research, Inc. McKechnie Mark See Remarks M - OptEx $13.85 +5,000 5,000 New +$69.2K
DM 2021-08-20 2021-08-19 ACMR ACM Research, Inc. McKechnie Mark See remarks S - Sale+OE $82.08 -5,000 726 -87% -$410.4K
D 2021-08-20 2021-08-19 ACMR ACM Research, Inc. McKechnie Mark See remarks M - OptEx $13.85 +5,000 5,000 New +$69.2K

Purchase Sale Sale after option exercise All abbreviations