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Wang David H

Insider CIK 1721580 · ACMR See remarks, Director, 10% owner

Track record PRO

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Track record
See how this insider's past purchases performed 30 and 90 days later, and a conviction score on each buy.
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Trades across companies

TickerCodeTradeFiledSharesPriceValueOwned after
ACMR ACM Research, Inc. M Exercise deriv2026-09-092026-09-1070,000— $0130,000SEC↗
ACMR ACM Research, Inc. M Exercise2026-09-092026-09-1070,000$1.00 $70.0K872,708SEC↗
ACMR ACM Research, Inc. S Sale2026-09-092026-09-1033,493$73.80 $2.47M839,215SEC↗
ACMR ACM Research, Inc. S Sale2026-09-092026-09-1018,934$74.67 $1.41M820,281SEC↗
ACMR ACM Research, Inc. S Sale2026-09-092026-09-1011,666$75.58 $881.7K808,615SEC↗
ACMR ACM Research, Inc. S Sale2026-09-092026-09-101,100$77.59 $85.3K802,708SEC↗
ACMR ACM Research, Inc. S Sale2026-09-092026-09-104,807$76.73 $368.8K803,808SEC↗
ACMR ACM Research, Inc. M Exercise deriv2026-09-092026-09-1070,000— $0130,000SEC↗
ACMR ACM Research, Inc. S Sale2026-09-092026-09-101,100$77.59 $85.3K802,708SEC↗
ACMR ACM Research, Inc. S Sale2026-09-092026-09-104,807$76.73 $368.8K803,808SEC↗
ACMR ACM Research, Inc. S Sale2026-09-092026-09-1011,666$75.58 $881.7K808,615SEC↗
ACMR ACM Research, Inc. S Sale2026-09-092026-09-1018,934$74.67 $1.41M820,281SEC↗
ACMR ACM Research, Inc. S Sale2026-09-092026-09-1033,493$73.80 $2.47M839,215SEC↗
ACMR ACM Research, Inc. M Exercise2026-09-092026-09-1070,000$1.00 $70.0K872,708SEC↗
ACMR ACM Research, Inc. M Exercise deriv2026-09-082026-09-1070,000— $0200,000SEC↗
ACMR ACM Research, Inc. S Sale2026-09-082026-09-104,803$75.99 $365.0K867,905SEC↗
ACMR ACM Research, Inc. M Exercise2026-09-082026-09-1070,000$1.00 $70.0K872,708SEC↗
ACMR ACM Research, Inc. S Sale2026-09-082026-09-1051,374$77.15 $3.96M816,531SEC↗
ACMR ACM Research, Inc. S Sale2026-09-082026-09-1012,323$78.08 $962.2K804,208SEC↗
ACMR ACM Research, Inc. S Sale2026-09-082026-09-101,500$78.57 $117.9K802,708SEC↗
ACMR ACM Research, Inc. M Exercise deriv2026-09-082026-09-1070,000— $0200,000SEC↗
ACMR ACM Research, Inc. S Sale2026-09-082026-09-101,500$78.57 $117.9K802,708SEC↗
ACMR ACM Research, Inc. S Sale2026-09-082026-09-1012,323$78.08 $962.2K804,208SEC↗
ACMR ACM Research, Inc. S Sale2026-09-082026-09-1051,374$77.15 $3.96M816,531SEC↗
ACMR ACM Research, Inc. S Sale2026-09-082026-09-104,803$75.99 $365.0K867,905SEC↗
ACMR ACM Research, Inc. M Exercise2026-09-082026-09-1070,000$1.00 $70.0K872,708SEC↗
ACMR ACM Research, Inc. M Exercise deriv2026-06-042026-06-0540,002— $0270,000SEC↗
ACMR ACM Research, Inc. S Sale2026-06-042026-06-05826$87.91 $72.6K802,708SEC↗
ACMR ACM Research, Inc. S Sale2026-06-042026-06-058,581$87.13 $747.7K803,534SEC↗
ACMR ACM Research, Inc. M Exercise2026-06-042026-06-0540,002$1.00 $40.0K842,710SEC↗
ACMR ACM Research, Inc. S Sale2026-06-042026-06-052,060$83.86 $172.8K840,650SEC↗
ACMR ACM Research, Inc. S Sale2026-06-042026-06-0517,543$85.11 $1.49M823,107SEC↗
ACMR ACM Research, Inc. S Sale2026-06-042026-06-0510,992$86.07 $946.1K812,115SEC↗
ACMR ACM Research, Inc. M Exercise deriv2026-06-032026-06-0560,000— $0310,002SEC↗
ACMR ACM Research, Inc. S Sale2026-06-032026-06-055,843$92.38 $539.8K803,895SEC↗
ACMR ACM Research, Inc. S Sale2026-06-032026-06-059,925$90.78 $901.0K809,738SEC↗
ACMR ACM Research, Inc. S Sale2026-06-032026-06-0532,450$89.84 $2.92M819,663SEC↗
ACMR ACM Research, Inc. S Sale2026-06-032026-06-056,295$88.98 $560.1K852,113SEC↗
ACMR ACM Research, Inc. S Sale2026-06-032026-06-054,300$87.57 $376.6K858,408SEC↗
ACMR ACM Research, Inc. M Exercise2026-06-032026-06-0560,000$1.00 $60.0K862,708SEC↗
ACMR ACM Research, Inc. S Sale2026-06-032026-06-051,187$93.04 $110.4K802,708SEC↗
ACMR ACM Research, Inc. A Award deriv2026-05-132026-07-066,208— $06,208SEC↗
ACMR ACM Research, Inc. M Exercise deriv2026-03-122026-03-1350,000— $0370,002SEC↗
ACMR ACM Research, Inc. S Sale2026-03-122026-03-1338,737$45.74 $1.77M803,410SEC↗
ACMR ACM Research, Inc. S Sale2026-03-122026-03-1310,561$44.92 $474.4K842,147SEC↗
ACMR ACM Research, Inc. M Exercise2026-03-122026-03-1350,000$1.00 $50.0K852,708SEC↗
ACMR ACM Research, Inc. S Sale2026-03-122026-03-13702$46.57 $32.7K802,708SEC↗
ACMR ACM Research, Inc. M Exercise deriv2026-03-112026-03-1360,000— $0420,002SEC↗
ACMR ACM Research, Inc. S Sale2026-03-112026-03-134,627$48.34 $223.7K802,708SEC↗
ACMR ACM Research, Inc. S Sale2026-03-112026-03-1355,373$47.89 $2.65M807,335SEC↗
ACMR ACM Research, Inc. M Exercise2026-03-112026-03-1360,000$1.00 $60.0K862,708SEC↗
ACMR ACM Research, Inc. A Award deriv2026-02-042026-02-06545,400— $01,636,197SEC↗
ACMR ACM Research, Inc. M Exercise deriv2025-12-042025-12-0560,000— $0480,002SEC↗
ACMR ACM Research, Inc. M Exercise2025-12-042025-12-0560,000$1.00 $60.0K862,708SEC↗
ACMR ACM Research, Inc. S Sale2025-12-042025-12-0519,817$33.52 $664.3K842,891SEC↗
ACMR ACM Research, Inc. S Sale2025-12-042025-12-0540,183$34.42 $1.38M802,708SEC↗
ACMR ACM Research, Inc. M Exercise deriv2025-12-032025-12-0570,000— $0540,002SEC↗
ACMR ACM Research, Inc. M Exercise2025-12-032025-12-0570,000$1.00 $70.0K872,708SEC↗
ACMR ACM Research, Inc. S Sale2025-12-032025-12-051,200$33.56 $40.3K802,708SEC↗
ACMR ACM Research, Inc. S Sale2025-12-032025-12-0568,800$33.05 $2.27M803,908SEC↗
ACMR ACM Research, Inc. A Award deriv2025-10-272025-10-29545,400— $0545,400SEC↗
ACMR ACM Research, Inc. M Exercise deriv2025-09-082025-09-30130,000— $0610,002SEC↗
ACMR ACM Research, Inc. M Exercise2025-09-082025-09-30130,000$1.00 $130.0K802,708SEC↗
ACMR ACM Research, Inc. M Exercise deriv2025-09-042025-09-0560,000— $0740,002SEC↗
ACMR ACM Research, Inc. M Exercise2025-09-042025-09-0560,000$1.00 $60.0K732,708SEC↗
ACMR ACM Research, Inc. S Sale2025-09-042025-09-0560,000$26.44 $1.59M672,708SEC↗
ACMR ACM Research, Inc. M Exercise deriv2025-09-032025-09-0570,000— $0800,002SEC↗
ACMR ACM Research, Inc. M Exercise2025-09-032025-09-0570,000$1.00 $70.0K742,708SEC↗
ACMR ACM Research, Inc. S Sale2025-09-032025-09-0566,057$26.73 $1.77M676,651SEC↗
ACMR ACM Research, Inc. S Sale2025-09-032025-09-053,943$27.31 $107.7K672,708SEC↗
ACMR ACM Research, Inc. M Exercise deriv2025-05-222025-05-2360,000— $0870,002SEC↗
ACMR ACM Research, Inc. M Exercise2025-05-222025-05-2360,000$1.00 $60.0K732,708SEC↗
ACMR ACM Research, Inc. S Sale2025-05-222025-05-2360,000$22.63 $1.36M672,708SEC↗
ACMR ACM Research, Inc. M Exercise deriv2025-05-212025-05-2370,000— $0930,002SEC↗
ACMR ACM Research, Inc. S Sale2025-05-212025-05-238$24.04 $192672,708SEC↗
ACMR ACM Research, Inc. S Sale2025-05-212025-05-2369,992$23.60 $1.65M672,716SEC↗
ACMR ACM Research, Inc. M Exercise2025-05-212025-05-2370,000$1.00 $70.0K742,708SEC↗
ACMR ACM Research, Inc. S Sale2025-03-132025-03-1336,481$27.29 $995.6K673,727SEC↗
ACMR ACM Research, Inc. S Sale2025-03-132025-03-131,019$27.65 $28.2K672,708SEC↗
ACMR ACM Research, Inc. S Sale2025-03-122025-03-1337,500$27.42 $1.03M710,208SEC↗
ACMR ACM Research, Inc. S Sale2025-03-112025-03-1356,250$26.57 $1.49M747,708SEC↗
ACMR ACM Research, Inc. M Exercise deriv2025-03-032025-03-05210,000— $00SEC↗
ACMR ACM Research, Inc. F Tax w/h2025-03-032025-03-054,048$25.94 $105.0K803,958SEC↗
ACMR ACM Research, Inc. M Exercise2025-03-032025-03-05210,000$0.50 $105.0K808,006SEC↗
ACMR ACM Research, Inc. S Sale2024-11-292024-12-0356,250$17.44 $981.0K598,006SEC↗
ACMR ACM Research, Inc. S Sale2024-11-262024-11-2946,766$17.80 $832.4K663,740SEC↗
ACMR ACM Research, Inc. S Sale2024-11-262024-11-299,484$18.31 $173.7K654,256SEC↗
ACMR ACM Research, Inc. S Sale2024-11-222024-11-2656,250$19.08 $1.07M710,506SEC↗
ACMR ACM Research, Inc. M Exercise deriv2024-11-142024-11-18270,000— $0210,000SEC↗
ACMR ACM Research, Inc. F Tax w/h2024-11-142024-11-187,262$18.59 $135.0K766,756SEC↗
ACMR ACM Research, Inc. M Exercise2024-11-142024-11-18270,000$0.50 $135.0K774,018SEC↗
ACMR ACM Research, Inc. S Sale2024-05-292024-05-3141,090$22.62 $929.5K504,018SEC↗
ACMR ACM Research, Inc. S Sale2024-05-292024-05-3145,000$22.62 $1.02M545,108SEC↗
ACMR ACM Research, Inc. S Sale2024-05-222024-05-2445,000$22.81 $1.03M635,108SEC↗
ACMR ACM Research, Inc. S Sale2024-05-222024-05-2445,000$22.81 $1.03M590,108SEC↗
ACMR ACM Research, Inc. M Exercise deriv2024-05-142024-05-16180,000— $0480,000SEC↗
ACMR ACM Research, Inc. M Exercise2024-05-142024-05-16180,000$0.50 $90.0K684,018SEC↗
ACMR ACM Research, Inc. F Tax w/h2024-05-142024-05-163,910$23.02 $90.0K680,108SEC↗
ACMR ACM Research, Inc. S Sale2024-03-142024-03-1576,478$27.51 $2.10M514,629SEC↗
ACMR ACM Research, Inc. S Sale2024-03-142024-03-1510,611$28.38 $301.1K504,018SEC↗
ACMR ACM Research, Inc. S Sale2024-03-082024-03-1245,000$30.36 $1.37M636,107SEC↗
ACMR ACM Research, Inc. S Sale2024-03-082024-03-1245,000$30.35 $1.37M591,107SEC↗
ACMR ACM Research, Inc. M Exercise deriv2024-03-012024-03-05180,000— $0660,000SEC↗
ACMR ACM Research, Inc. M Exercise2024-03-012024-03-05180,000$0.50 $90.0K684,018SEC↗
ACMR ACM Research, Inc. F Tax w/h2024-03-012024-03-052,911$30.92 $90.0K681,107SEC↗
ACMR ACM Research, Inc. S Sale2023-11-292023-12-0139,776$17.13 $681.4K504,018SEC↗
ACMR ACM Research, Inc. S Sale2023-11-292023-12-0145,000$17.14 $771.3K543,794SEC↗
ACMR ACM Research, Inc. S Sale2023-11-222023-11-2745,000$17.67 $795.2K633,794SEC↗
ACMR ACM Research, Inc. S Sale2023-11-222023-11-2745,000$17.68 $795.6K588,794SEC↗
ACMR ACM Research, Inc. M Exercise deriv2023-11-142023-11-16180,000— $0840,000SEC↗
ACMR ACM Research, Inc. M Exercise2023-11-142023-11-16180,000$0.50 $90.0K684,018SEC↗
ACMR ACM Research, Inc. F Tax w/h2023-11-142023-11-165,224$17.23 $90.0K678,794SEC↗
ACMR ACM Research, Inc. S Sale2023-09-132023-09-1485,116$17.68 $1.50M504,018SEC↗
ACMR ACM Research, Inc. S Sale2023-09-122023-09-143,573$18.72 $66.9K589,134SEC↗
ACMR ACM Research, Inc. S Sale2023-09-122023-09-1486,427$18.03 $1.56M592,707SEC↗
ACMR ACM Research, Inc. M Exercise deriv2023-09-042023-09-06180,000— $01,020,000SEC↗
ACMR ACM Research, Inc. F Tax w/h2023-09-042023-09-064,884$18.43 $90.0K679,134SEC↗
ACMR ACM Research, Inc. M Exercise2023-09-042023-09-06180,000$0.50 $90.0K684,018SEC↗
ACMR ACM Research, Inc. A Award deriv2023-08-102023-08-141,080,000— $01,080,000SEC↗
ACMR ACM Research, Inc. A Award deriv2023-08-102023-08-211,080,000— $01,080,000SEC↗
ACMR ACM Research, Inc. S Sale2021-03-192021-03-2249,228$90.55 $4.46M168,006SEC↗
ACMR ACM Research, Inc. S Sale2021-03-182021-03-2250,000$91.92 $4.60M217,234SEC↗
ACMR ACM Research, Inc. M Exercise deriv2021-03-122021-03-16100,001— $00SEC↗
ACMR ACM Research, Inc. F Tax w/h2021-03-122021-03-16773$97.05 $75.0K267,234SEC↗
ACMR ACM Research, Inc. M Exercise2021-03-122021-03-16100,001$0.75 $75.0K268,007SEC↗
ACMR ACM Research, Inc. S Sale2020-12-042020-12-0749,322$77.14 $3.80M168,006SEC↗
ACMR ACM Research, Inc. S Sale2020-12-032020-12-0732,995$82.50 $2.72M217,328SEC↗
ACMR ACM Research, Inc. S Sale2020-12-032020-12-0716,666$82.50 $1.37M250,323SEC↗
ACMR ACM Research, Inc. M Exercise deriv2020-11-252020-11-2766,666— $0100,001SEC↗
ACMR ACM Research, Inc. M Exercise deriv2020-11-252020-11-2733,334— $00SEC↗
ACMR ACM Research, Inc. F Tax w/h2020-11-252020-11-27339$73.76 $25.0K201,001SEC↗
ACMR ACM Research, Inc. M Exercise2020-11-252020-11-2766,666$0.75 $50.0K267,667SEC↗
ACMR ACM Research, Inc. F Tax w/h2020-11-252020-11-27678$73.76 $50.0K266,989SEC↗
ACMR ACM Research, Inc. M Exercise2020-11-252020-11-2733,334$0.75 $25.0K201,340SEC↗
ACMR ACM Research, Inc. S Sale2020-09-042020-09-0449,453$80.08 $3.96M168,006SEC↗
ACMR ACM Research, Inc. S Sale2020-09-032020-09-0420,000$84.53 $1.69M217,459SEC↗
ACMR ACM Research, Inc. M Exercise deriv2020-08-272020-08-3170,000— $033,334SEC↗
ACMR ACM Research, Inc. F Tax w/h2020-08-272020-08-31547$96.05 $52.5K237,459SEC↗
ACMR ACM Research, Inc. M Exercise2020-08-272020-08-3170,000$0.75 $52.5K238,006SEC↗
ACMR ACM Research, Inc. A Award deriv2020-08-052020-08-07181,799— $0181,799SEC↗
ACMR ACM Research, Inc. C Conversion deriv2020-05-212020-05-2633,334— $00SEC↗
ACMR ACM Research, Inc. C Conversion2020-05-212020-05-2633,334— $033,334SEC↗
ACMR ACM Research, Inc. D To issuer2019-08-232019-08-2728,661$13.20 $378.3K168,006SEC↗
ACMR ACM Research, Inc. M Exercise deriv2019-08-202019-08-2130,000— $0103,334SEC↗
ACMR ACM Research, Inc. M Exercise2019-08-202019-08-2130,000$0.75 $22.5K196,667SEC↗
ACMR ACM Research, Inc. A Award deriv2019-04-232019-04-2550,000— $050,000SEC↗
ACMR ACM Research, Inc. M Exercise deriv2018-06-292018-07-0315,279— $00SEC↗
ACMR ACM Research, Inc. M Exercise2018-06-292018-07-0315,279$3.00 $45.8K15,279SEC↗