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ACMR Insider Trades:
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Ticker
Trade Date
Filing Date
Name
Title
Code
Security
Amount
Price
Value
Trans.
10b5-1
Director
10% Owner
Mcap/AUM
2025-07-07
2025-07-09
FENG LISA
See remarks
M - Exercise
Class A Common Stock
15,000
$5.60
84,000
1
$1.68B
2025-06-24
2025-06-26
FENG LISA
See remarks
M - Exercise
Class A Common Stock
15,000
$6.00
90,000
1
$1.68B
2025-05-22
2025-05-23
WANG DAVID
Chief Executive Officer, Presi...
M - Exercise
Stock Option
-60,000
$0.00
1
$1.68B
2025-05-22
2025-05-23
WANG DAVID
Chief Executive Officer, Presi...
M - Exercise
Class A Common Stock
60,000
$1.00
60,000
1
$1.68B
2025-05-22
2025-05-23
WANG DAVID
Chief Executive Officer, Presi...
S - Sale
Class A Common Stock
-60,000
$23.00
-1.38M
1
$1.68B
2025-05-21
2025-05-23
WANG DAVID
Chief Executive Officer, Presi...
M - Exercise
Stock Option
-70,000
$0.00
1
$1.68B
2025-05-21
2025-05-23
WANG DAVID
Chief Executive Officer, Presi...
M - Exercise
Class A Common Stock
70,000
$1.00
70,000
1
$1.68B
2025-05-21
2025-05-23
WANG DAVID
Chief Executive Officer, Presi...
S - Sale
Class A Common Stock
-70,000
$24.00
-1.68M
2
$1.68B
2025-05-14
2025-05-16
MCKECHNIE MARK
Chief Financial Officer and Tr...
M - Exercise
Stock Option
-15,000
$0.00
1
$1.68B
2025-05-14
2025-05-16
MCKECHNIE MARK
Chief Financial Officer and Tr...
M - Exercise
Class A Common Stock
15,000
$6.00
90,000
1
$1.68B
2025-05-14
2025-05-16
MCKECHNIE MARK
Chief Financial Officer and Tr...
S - Sale
Class A Common Stock
-15,000
$25.00
-375K
1
$1.68B
2025-03-12
2025-03-14
MCKECHNIE MARK
Chief Financial Officer and Tr...
M - Exercise
Stock Option
-15,000
$0.00
1
$1.68B
2025-03-12
2025-03-14
MCKECHNIE MARK
Chief Financial Officer and Tr...
M - Exercise
Class A Common Stock
15,000
$6.00
90,000
1
$1.68B
2025-03-12
2025-03-14
MCKECHNIE MARK
Chief Financial Officer and Tr...
S - Sale
Class A Common Stock
-15,000
$27.00
-405K
1
$1.68B
2025-03-13
2025-03-13
WANG DAVID
Chief Executive Officer, Presi...
S - Sale
Class A Common Stock
-37,500
$27.00
-1.01M
2
$1.68B
2025-03-12
2025-03-13
WANG DAVID
Chief Executive Officer, Presi...
S - Sale
Class A Common Stock
-37,500
$27.00
-1.01M
1
$1.68B
2025-03-11
2025-03-13
WANG DAVID
Chief Executive Officer, Presi...
S - Sale
Class A Common Stock
-56,250
$27.00
-1.52M
1
$1.68B
2025-03-03
2025-03-05
WANG DAVID
Chief Executive Officer, Presi...
F - Tax
Class A Common Stock
-4,048
$26.00
-105K
1
$1.68B
2025-03-03
2025-03-05
WANG DAVID
Chief Executive Officer, Presi...
M - Exercise
Stock Option
-210K
$0.00
1
$1.68B
2025-03-03
2025-03-05
WANG DAVID
Chief Executive Officer, Presi...
M - Exercise
Class A Common Stock
210K
$1.00
210K
1
$1.68B
2025-03-03
2025-03-05
WANG DAVID
Chief Executive Officer, Presi...
F - Tax
Class A Common Stock
-4,048
$26.00
-105K
1
$1.68B
2025-03-03
2025-03-05
WANG DAVID
Chief Executive Officer, Presi...
M - Exercise
Stock Option
-210K
$0.00
1
$1.68B
2025-03-03
2025-03-05
WANG DAVID
Chief Executive Officer, Presi...
M - Exercise
Class A Common Stock
210K
$1.00
210K
1
$1.68B
2025-02-06
2025-02-10
MCKECHNIE MARK
Chief Financial Officer and Tr...
M - Exercise
Stock Option
-15,000
$0.00
1
$1.68B
2025-02-06
2025-02-10
CHEAV SOTHEARA
See remarks
M - Exercise
Class A Common Stock
22,598
$14.00
316K
2
$1.68B
2025-02-06
2025-02-10
MCKECHNIE MARK
Chief Financial Officer and Tr...
M - Exercise
Class A Common Stock
15,000
$6.00
90,000
1
$1.68B
2025-02-06
2025-02-10
CHEAV SOTHEARA
See remarks
S - Sale
Class A Common Stock
-22,598
$23.00
-520K
1
$1.68B
2025-02-06
2025-02-10
MCKECHNIE MARK
Chief Financial Officer and Tr...
S - Sale
Class A Common Stock
-15,000
$22.00
-330K
1
$1.68B
2024-11-29
2024-12-03
WANG DAVID
Chief Executive Officer, Presi...
S - Sale
Class A Common Stock
-56,250
$17.00
-956K
1
$1.68B
2024-11-26
2024-11-29
WANG DAVID
Chief Executive Officer, Presi...
S - Sale
Class A Common Stock
-56,250
$18.00
-1.01M
2
$1.68B
2024-11-22
2024-11-26
WANG DAVID
Chief Executive Officer, Presi...
S - Sale
Class A Common Stock
-56,250
$19.00
-1.07M
1
$1.68B
2024-11-14
2024-11-18
WANG DAVID
Chief Executive Officer, Presi...
F - Tax
Class A Common Stock
-7,262
$19.00
-138K
1
$1.68B
2024-11-14
2024-11-18
WANG DAVID
Chief Executive Officer, Presi...
M - Exercise
Stock Option
270K
$0.00
1
$1.68B
2024-11-14
2024-11-18
WANG DAVID
Chief Executive Officer, Presi...
M - Exercise
Class A Common Stock
270K
$1.00
270K
1
$1.68B
2024-10-08
2024-10-08
SHANGHAI SCIENCE TECHNOLOGY VENTURE CAPITAL (GROUP) CO., LTD.
S - Sale
Class A Common Stock, $0.0001 par value
-90,396
$21.00
-1.90M
1
$1.68B
2024-10-07
2024-10-08
SHANGHAI SCIENCE TECHNOLOGY VENTURE CAPITAL (GROUP) CO., LTD.
S - Sale
Class A Common Stock, $0.0001 par value
-275K
$24.00
-6.60M
3
$1.68B
2024-10-04
2024-10-08
SHANGHAI SCIENCE TECHNOLOGY VENTURE CAPITAL (GROUP) CO., LTD.
S - Sale
Class A Common Stock, $0.0001 par value
-700K
$21.00
-15M
2
$1.68B
2024-10-04
2024-10-04
SHANGHAI SCIENCE TECHNOLOGY VENTURE CAPITAL (GROUP) CO., LTD.
S - Sale
-1.00M
$21.00
-21M
1
$1.68B
2024-10-02
2024-10-03
SHANGHAI SCIENCE TECHNOLOGY VENTURE CAPITAL (GROUP) CO., LTD.
S - Sale
Class A Common Stock, $0.0001 par value
-26,300
$20.00
-526K
1
$1.68B
2024-10-01
2024-10-03
SHANGHAI SCIENCE TECHNOLOGY VENTURE CAPITAL (GROUP) CO., LTD.
S - Sale
-100K
$20.00
-2.00M
1
$1.68B
2024-10-01
2024-10-03
SHANGHAI SCIENCE TECHNOLOGY VENTURE CAPITAL (GROUP) CO., LTD.
S - Sale
Class A Common Stock, $0.0001 par value
-8,304
$20.00
-166K
1
$1.68B
2024-06-06
2024-06-07
MCKECHNIE MARK
Chief Financial Officer and Tr...
S - Sale
Class A Common Stock
-20,000
$23.00
-460K
2
$1.68B
2024-06-06
2024-06-07
MCKECHNIE MARK
Chief Financial Officer and Tr...
M - Exercise
Stock Option
-20,000
$0.00
2
$1.68B
2024-06-06
2024-06-07
MCKECHNIE MARK
Chief Financial Officer and Tr...
M - Exercise
Class A Common Stock
20,000
$5.00
100K
2
$1.68B
2024-05-29
2024-05-31
WANG DAVID
Chief Executive Officer, Presi...
S - Sale
Class A Common Stock
-86,090
$23.00
-1.98M
2
$1.68B
2024-05-22
2024-05-24
WANG DAVID
Chief Executive Officer, Presi...
S - Sale
Class A Common Stock
-90,000
$23.00
-2.07M
2
$1.68B
2024-05-14
2024-05-16
WANG DAVID
Chief Executive Officer, Presi...
F - Tax
Class A Common Stock
-3,910
$23.00
-89,930
1
$1.68B
2024-05-14
2024-05-16
WANG DAVID
Chief Executive Officer, Presi...
M - Exercise
Stock Option
-180K
$0.00
1
$1.68B
2024-05-14
2024-05-16
WANG DAVID
Chief Executive Officer, Presi...
M - Exercise
Class A Common Stock
180K
$1.00
180K
1
$1.68B
2024-03-14
2024-03-15
CHEAV SOTHEARA
See remarks
S - Sale
Class A Common Stock
-5,000
$28.00
-140K
2
$1.68B
2024-03-14
2024-03-15
WANG DAVID
Chief Executive Officer, Presi...
S - Sale
Class A Common Stock
-87,089
$28.00
-2.44M
2
$1.68B
2024-03-13
2024-03-15
CHEAV SOTHEARA
See remarks
S - Sale
Class A Common Stock
-5,000
$29.00
-145K
1
$1.68B
2024-03-08
2024-03-12
WANG DAVID
Chief Executive Officer, Presi...
S - Sale
Class A Common Stock
-90,000
$30.00
-2.70M
2
$1.68B
2024-03-01
2024-03-05
WANG DAVID
Chief Executive Officer, Presi...
F - Tax
Class A Common Stock
-2,911
$31.00
-90,241
1
$1.68B
2024-03-01
2024-03-05
WANG DAVID
Chief Executive Officer, Presi...
M - Exercise
Stock Option
-180K
$0.00
1
$1.68B
2024-03-01
2024-03-05
WANG DAVID
Chief Executive Officer, Presi...
M - Exercise
Class A Common Stock
180K
$1.00
180K
1
$1.68B
2024-01-12
2024-01-16
MCKECHNIE MARK
Chief Financial Officer and Tr...
M - Exercise
Stock Option
-10,000
$0.00
1
$1.68B
2024-01-12
2024-01-16
MCKECHNIE MARK
Chief Financial Officer and Tr...
M - Exercise
Class A Common Stock
10,000
$5.00
50,000
1
$1.68B
2024-01-12
2024-01-16
MCKECHNIE MARK
Chief Financial Officer and Tr...
S - Sale
Class A Common Stock
-10,000
$22.00
-220K
1
$1.68B
2023-11-29
2023-12-01
WANG DAVID
Chief Executive Officer, Presi...
S - Sale
Class A Common Stock
-84,776
$17.00
-1.44M
2
$1.68B
2023-11-22
2023-11-27
WANG DAVID
Chief Executive Officer, Presi...
S - Sale
Class A Common Stock
-90,000
$18.00
-1.62M
2
$1.68B
2023-11-14
2023-11-16
WANG DAVID
Chief Executive Officer, Presi...
F - Tax
Class A Common Stock
-5,224
$17.00
-88,808
1
$1.68B
2023-11-14
2023-11-16
WANG DAVID
Chief Executive Officer, Presi...
M - Exercise
Stock Option
-180K
$0.00
1
$1.68B
2023-11-14
2023-11-16
WANG DAVID
Chief Executive Officer, Presi...
M - Exercise
Class A Common Stock
180K
$1.00
180K
1
$1.68B
2023-11-13
2023-11-15
CHEAV SOTHEARA
See remarks
M - Exercise
Class A Common Stock
26,000
$5.00
130K
2
$1.68B
2023-11-13
2023-11-15
CHEAV SOTHEARA
See remarks
S - Sale
Class A Common Stock
-26,000
$17.00
-442K
1
$1.68B
2023-10-11
2023-10-13
MCKECHNIE MARK
Chief Financial Officer and Tr...
M - Exercise
Stock Option
-11,250
$0.00
1
$1.68B
2023-10-11
2023-10-13
MCKECHNIE MARK
Chief Financial Officer and Tr...
M - Exercise
Class A Common Stock
11,250
$5.00
56,250
1
$1.68B
2023-10-11
2023-10-13
MCKECHNIE MARK
Chief Financial Officer and Tr...
S - Sale
Class A Common Stock
-11,250
$20.00
-225K
1
$1.68B
2023-09-13
2023-09-14
WANG DAVID
Chief Executive Officer, Presi...
S - Sale
Class A Common Stock
-85,116
$18.00
-1.53M
1
$1.68B
2023-09-12
2023-09-14
WANG DAVID
Chief Executive Officer, Presi...
S - Sale
Class A Common Stock
-90,000
$18.00
-1.62M
2
$1.68B
2023-09-04
2023-09-06
WANG DAVID
Chief Executive Officer, Presi...
F - Tax
Class A Common Stock
-4,884
$18.00
-87,912
1
$1.68B
2023-09-04
2023-09-06
WANG DAVID
Chief Executive Officer, Presi...
M - Exercise
Stock Option
-180K
$0.00
1
$1.68B
2023-09-04
2023-09-06
WANG DAVID
Chief Executive Officer, Presi...
M - Exercise
Class A Common Stock
180K
$1.00
180K
1
$1.68B
2023-09-01
2023-09-05
MCKECHNIE MARK
Chief Financial Officer and Tr...
M - Exercise
Class A Common Stock
30,000
$5.00
150K
1
$1.68B
2023-09-01
2023-09-05
MCKECHNIE MARK
Chief Financial Officer and Tr...
S - Sale
Class A Common Stock
-30,000
$18.00
-540K
1
$1.68B
2023-09-01
2023-09-05
MCKECHNIE MARK
Chief Financial Officer and Tr...
M - Exercise
Stock Option
-30,000
$0.00
1
$1.68B
2023-08-10
2023-08-21
MCKECHNIE MARK
Chief Financial Officer and Tr...
A - Grant
Stock Option
-300K
$0.00
1
$1.68B
2023-08-10
2023-08-14
MCKECHNIE MARK
Chief Financial Officer and Tr...
A - Grant
Stock Option
-300K
$0.00
1
$1.68B
2023-07-03
2023-07-05
FENG LISA
See remarks
M - Exercise
Class A Common Stock
22,500
$2.00
45,000
1
$1.68B
2023-06-06
2023-06-08
CHEAV SOTHEARA
See remarks
S - Sale
Class A Common Stock
-39,000
$10.00
-390K
1
$1.68B
2023-06-06
2023-06-08
CHEAV SOTHEARA
See remarks
M - Exercise
Class A Common Stock
39,000
$5.00
195K
2
$1.68B
2023-03-09
2023-03-13
FENG LISA
See remarks
M - Exercise
Class A Common Stock
22,500
$2.00
45,000
1
$1.68B
2022-12-28
2022-12-30
MCKECHNIE MARK
Chief Financial Officer, Execu...
A - Grant
Stock Option
22,500
$0.00
1
$1.68B
2022-08-18
2022-08-22
CHEAV SOTHEARA
See remarks
S - Sale
Class A Common Stock
-10,000
$18.00
-180K
1
$1.68B
2022-08-17
2022-08-18
CHEAV SOTHEARA
See remarks
M - Exercise
Class A Common Stock
5,000
$5.00
25,000
1
$1.68B
2022-08-17
2022-08-18
CHEAV SOTHEARA
See remarks
S - Sale
Class A Common Stock
-15,000
$18.00
-270K
2
$1.68B
2022-08-16
2022-08-18
CHEAV SOTHEARA
See remarks
S - Sale
Class A Common Stock
-5,000
$19.00
-95,000
1
$1.68B
2022-08-16
2022-08-18
CHEAV SOTHEARA
See remarks
M - Exercise
Class A Common Stock
5,000
$5.00
25,000
1
$1.68B
2022-08-12
2022-08-16
MCKECHNIE MARK
Chief Financial Officer, Execu...
A - Grant
Stock Option
100K
$0.00
1
$1.68B
2022-03-10
2022-03-11
MCKECHNIE MARK
Chief Financial Officer, Execu...
S - Sale
Class A Common Stock
-5,000
$64.00
-320K
8
$1.68B
2022-03-10
2022-03-11
MCKECHNIE MARK
Chief Financial Officer, Execu...
M - Exercise
Class A Common Stock
5,000
$14.00
70,000
1
$1.68B
2022-03-09
2022-03-11
MCKECHNIE MARK
Chief Financial Officer, Execu...
M - Exercise
Class A Common Stock
300
$14.00
4,200
1
$1.68B
2021-03-10
2022-03-11
MCKECHNIE MARK
Chief Financial Officer, Execu...
M - Exercise
Stock Option
-5,000
$0.00
1
$1.68B
2021-03-09
2022-03-11
MCKECHNIE MARK
Chief Financial Officer, Execu...
M - Exercise
Stock Option
-300
$0.00
1
$1.68B
2021-11-18
2021-11-22
MCKECHNIE MARK
Chief Financial Officer, Execu...
S - Sale
Class A Common Stock
-5,000
$94.00
-470K
7
$1.68B
2021-11-18
2021-11-22
MCKECHNIE MARK
Chief Financial Officer, Execu...
M - Exercise
Stock Option
-5,000
$0.00
1
$1.68B
2021-11-18
2021-11-22
MCKECHNIE MARK
Chief Financial Officer, Execu...
M - Exercise
Class A Common Stock
5,000
$14.00
70,000
1
$1.68B
2021-08-19
2021-08-20
MCKECHNIE MARK
See remarks
S - Sale
Class A Common Stock
-5,000
$82.00
-410K
3
$1.68B
2021-08-19
2021-08-20
MCKECHNIE MARK
See remarks
M - Exercise
Class A Common Stock
5,000
$14.00
70,000
1
$1.68B
2021-04-09
2021-04-12
CHEAV SOTHEARA
See remarks
S - Sale
Class A Common Stock
-13,111
$87.00
-1.14M
1
$1.68B
2021-04-08
2021-04-12
CHEAV SOTHEARA
See remarks
S - Sale
Class A Common Stock
-5,000
$89.00
-445K
1
$1.68B
2021-04-08
2021-04-12
CHEAV SOTHEARA
See remarks
M - Exercise
Class A Common Stock
5,000
$14.00
70,000
1
$1.68B
2021-04-05
2021-04-05
CHEAV SOTHEARA
See remarks
F - Tax
Class A Common Stock
-223
$90.00
-20,070
1
$1.68B
2021-04-05
2021-04-05
CHEAV SOTHEARA
See remarks
M - Exercise
Class A Common Stock
13,334
$2.00
26,668
1
$1.68B
2021-03-16
2021-03-16
CHEAV SOTHEARA
See remarks
M - Exercise
Class A Common Stock
10,000
$14.00
140K
1
$1.68B
2021-03-16
2021-03-16
CHEAV SOTHEARA
See remarks
S - Sale
Class A Common Stock
-10,000
$94.00
-940K
1
$1.68B
2021-03-15
2021-03-16
CHEAV SOTHEARA
See remarks
S - Sale
Class A Common Stock
-10,000
$92.00
-920K
1
$1.68B
2021-03-15
2021-03-16
CHEAV SOTHEARA
See remarks
M - Exercise
Class A Common Stock
10,000
$14.00
140K
1
$1.68B
2021-03-12
2021-03-16
MCKECHNIE MARK
See remarks
M - Exercise
Class A Common Stock
10,028
$14.00
140K
1
$1.68B
2021-03-12
2021-03-16
MCKECHNIE MARK
See remarks
S - Sale
Class A Common Stock
-10,028
$88.00
-882K
1
$1.68B
2021-02-12
2021-02-16
CHEN FUPING
See remarks
M - Exercise
Class A Common Stock
30,000
$3.00
90,000
1
$1.68B
2021-02-12
2021-02-16
CHEN FUPING
See remarks
S - Sale
Class A Common Stock
-30,000
$120.00
-3.60M
1
$1.68B
2020-11-19
2020-11-20
MCKECHNIE MARK
See remarks
S - Sale
Class A Common Stock
-7,500
$74.00
-555K
1
$1.68B
2020-11-19
2020-11-20
MCKECHNIE MARK
See remarks
M - Exercise
Class A Common Stock
7,500
$17.00
128K
1
$1.68B
2020-11-13
2020-11-16
CHEAV SOTHEARA
See remarks
S - Sale
Class A Common Stock
-9,670
$88.00
-851K
1
$1.68B
2020-11-12
2020-11-16
CHEAV SOTHEARA
See remarks
S - Sale
Class A Common Stock
-10,000
$89.00
-890K
1
$1.68B
2020-11-05
2020-11-09
CHEAV SOTHEARA
See remarks
M - Exercise
Class A Common Stock
20,000
$2.00
40,000
1
$1.68B
2020-11-05
2020-11-09
CHEAV SOTHEARA
See remarks
F - Tax
Class A Common Stock
-330
$91.00
-30,030
1
$1.68B
2020-09-16
2020-09-18
FENG LISA
See remarks
M - Exercise
Class A Common Stock
15,000
$5.00
75,000
1
$1.68B
2020-09-14
2020-09-14
CHEAV SOTHEARA
See remarks
S - Sale
Class A Common Stock
-4,941
$67.00
-331K
1
$1.68B
2020-09-14
2020-09-14
CHEAV SOTHEARA
See remarks
M - Exercise
Class A Common Stock
4,941
$1.00
4,941
1
$1.68B
2020-09-10
2020-09-14
CHEAV SOTHEARA
See remarks
M - Exercise
Class A Common Stock
5,000
$1.00
5,000
1
$1.68B
2020-09-10
2020-09-14
CHEAV SOTHEARA
See remarks
S - Sale
Class A Common Stock
-5,000
$61.00
-305K
1
$1.68B
2020-09-09
2020-09-10
WANG JIAN
See remarks
M - Exercise
Class A Common Stock
33,334
$2.00
66,668
1
$1.68B
2020-08-27
2020-08-31
WANG DAVID
See remarks
M - Exercise
Class A Common Stock
70,000
$1.00
70,000
1
$1.68B
2020-08-27
2020-08-31
MCKECHNIE MARK
See remarks
M - Exercise
Class A Common Stock
4,585
$14.00
64,190
1
$1.68B
2020-08-27
2020-08-31
MCKECHNIE MARK
See remarks
S - Sale
Class A Common Stock
-4,585
$93.00
-426K
1
$1.68B
2020-06-15
2020-06-17
MCKECHNIE MARK
See remarks
S - Sale
Class A Common Stock
-5,415
$54.00
-292K
1
$1.68B
2020-06-15
2020-06-17
MCKECHNIE MARK
See remarks
M - Exercise
Class A Common Stock
5,415
$14.00
75,810
1
$1.68B