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 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History For:
'WANG DAVID H'
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Insider Statistics
T N H M S
Insider Title
Company Name
Ticker
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
SIC Code
SIC Sector
SIC Industry
SIC Sub-Industry
Input Date
1
    
 
DIR,BO
ACM RESEARCH INC
ACMR
OS*
$135,001
7,262
---
11/14/24
---
$18.59
766,756
-0.9
D
---
3559
Manufacturing
Industrial And Commercial Machinery And Computer Equipment
Special Industry Machinery, N E C
11/18/24 - 4:30:17 pm
2
1y
4
75%
150%
1
DIR,BO
ACM RESEARCH INC
ACMR
OE*
$135,000
270,000
---
11/14/24
---
---
774,018
53.6
D
---
3559
Manufacturing
Industrial And Commercial Machinery And Computer Equipment
Special Industry Machinery, N E C
11/18/24 - 4:30:17 pm
3
1y
3
67%
-7%
1
DIR,BO
ACM RESEARCH INC
ACMR
AS
$1,947,356
86,090
---
5/29/24
---
$22.62
504,018
-14.6
D
10b
3559
Manufacturing
Industrial And Commercial Machinery And Computer Equipment
Special Industry Machinery, N E C
5/31/24 - 4:30:26 pm
4
1y
3
67%
-7%
1
DIR,BO
ACM RESEARCH INC
ACMR
AS
$2,052,900
90,000
---
5/22/24
---
$22.81
590,108
-13.2
D
10b
3559
Manufacturing
Industrial And Commercial Machinery And Computer Equipment
Special Industry Machinery, N E C
5/24/24 - 4:30:35 pm
5
    
 
DIR,BO
ACM RESEARCH INC
ACMR
OS*
$90,008
3,910
---
5/14/24
---
$23.02
680,108
-0.6
D
---
3559
Manufacturing
Industrial And Commercial Machinery And Computer Equipment
Special Industry Machinery, N E C
5/16/24 - 9:00:37 am
6
1y
4
75%
150%
1
DIR,BO
ACM RESEARCH INC
ACMR
OE*
$90,000
180,000
---
5/14/24
---
---
684,018
35.7
D
---
3559
Manufacturing
Industrial And Commercial Machinery And Computer Equipment
Special Industry Machinery, N E C
5/16/24 - 9:00:37 am
7
1y
3
67%
-7%
1
DIR,BO
ACM RESEARCH INC
ACMR
AS
$2,405,050
87,089
---
3/14/24
$27.51
$28.38
504,018
-14.7
D
10b
3559
Manufacturing
Industrial And Commercial Machinery And Computer Equipment
Special Industry Machinery, N E C
3/15/24 - 9:32:10 pm
8
1y
3
67%
-7%
1
DIR,BO
ACM RESEARCH INC
ACMR
AS
$2,731,950
90,000
---
3/8/24
---
$30.35
591,107
-13.2
D
10b
3559
Manufacturing
Industrial And Commercial Machinery And Computer Equipment
Special Industry Machinery, N E C
3/12/24 - 9:30:30 pm
9
    
 
DIR,BO
ACM RESEARCH INC
ACMR
OS*
$90,008
2,911
---
3/1/24
---
$30.92
681,107
-0.4
D
---
3559
Manufacturing
Industrial And Commercial Machinery And Computer Equipment
Special Industry Machinery, N E C
3/5/24 - 9:33:15 pm
10
1y
4
75%
150%
1
DIR,BO
ACM RESEARCH INC
ACMR
OE*
$90,000
180,000
---
3/1/24
---
---
684,018
35.7
D
---
3559
Manufacturing
Industrial And Commercial Machinery And Computer Equipment
Special Industry Machinery, N E C
3/5/24 - 9:33:15 pm
11
1y
3
67%
-7%
1
DIR,BO
ACM RESEARCH INC
ACMR
AS
$1,452,663
84,776
---
11/29/23
---
$17.13
504,018
-14.4
D
10b
3559
Manufacturing
Industrial And Commercial Machinery And Computer Equipment
Special Industry Machinery, N E C
12/1/23 - 4:15:38 pm
12
1y
3
67%
-7%
1
DIR,BO
ACM RESEARCH INC
ACMR
AS
$1,590,750
90,000
---
11/22/23
$17.67
$17.68
588,794
-13.3
D
10b
3559
Manufacturing
Industrial And Commercial Machinery And Computer Equipment
Special Industry Machinery, N E C
11/27/23 - 4:30:25 pm
13
    
 
DIR,BO
ACM RESEARCH INC
ACMR
OS*
$90,010
5,224
---
11/14/23
---
$17.23
678,794
-0.8
D
---
3559
Manufacturing
Industrial And Commercial Machinery And Computer Equipment
Special Industry Machinery, N E C
11/16/23 - 4:15:35 pm
14
1y
4
75%
150%
1
DIR,BO
ACM RESEARCH INC
ACMR
OE*
$90,000
180,000
---
11/14/23
---
---
684,018
35.7
D
---
3559
Manufacturing
Industrial And Commercial Machinery And Computer Equipment
Special Industry Machinery, N E C
11/16/23 - 4:15:35 pm
15
1y
3
67%
-7%
1
DIR,BO
ACM RESEARCH INC
ACMR
AS
$3,130,016
175,116
9/12/23
9/13/23
---
$17.68
504,018
-25.8
D
10b
3559
Manufacturing
Industrial And Commercial Machinery And Computer Equipment
Special Industry Machinery, N E C
9/14/23 - 5:00:23 pm
16
    
 
DIR,BO
ACM RESEARCH INC
ACMR
OS*
$90,012
4,884
---
9/4/23
---
$18.43
679,134
-0.7
D
---
3559
Manufacturing
Industrial And Commercial Machinery And Computer Equipment
Special Industry Machinery, N E C
9/6/23 - 9:40:59 pm
17
1y
4
75%
150%
1
DIR,BO
ACM RESEARCH INC
ACMR
OE*
$90,000
180,000
---
9/4/23
---
---
684,018
35.7
D
---
3559
Manufacturing
Industrial And Commercial Machinery And Computer Equipment
Special Industry Machinery, N E C
9/6/23 - 9:40:59 pm
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