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Detailed Insider History For:
'LEE JOHN TSENG CHUNG'
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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
COGNEX CORP
CGNX
JB
---
2,913
---
2/21/26
---
---
24,820
13.3
D
R
3823
Manufacturing
Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks
Industrial Instruments For Measurement, Display,and Control
2/24/26 - 4:52:58 pm
2
1y
22
41%
25%
1
PR,CEO,DIR
MKS INC
MKSI
S
$7,703,242
30,000
---
2/20/26
$256.05
$259.70
154,696
-16.2
D
---
3823
Manufacturing
Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks
Industrial Instruments For Measurement, Display,and Control
2/23/26 - 2:25:50 pm
3
    
 
DIR
COGNEX CORP
CGNX
JB
---
8,324
---
2/18/26
---
---
21,907
61.3
D
R
3823
Manufacturing
Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks
Industrial Instruments For Measurement, Display,and Control
2/19/26 - 4:42:14 pm
4
    
 
PR,CEO,DIR
MKS INC
MKSI
JS
$8,486,646
32,548
---
2/17/26
---
$260.74
184,696
-15.0
D
R
3823
Manufacturing
Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks
Industrial Instruments For Measurement, Display,and Control
2/18/26 - 4:52:34 pm
5
    
 
PR,CEO,DIR
MKS INC
MKSI
JB
---
69,889
---
2/17/26
---
---
217,244
47.4
D
R
3823
Manufacturing
Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks
Industrial Instruments For Measurement, Display,and Control
2/18/26 - 4:52:34 pm
6
    
 
PR,CEO,DIR
MKS INC
MKSI
JS
$287,851
2,003
---
10/31/25
---
$143.71
147,270
-1.3
D
R
3823
Manufacturing
Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks
Industrial Instruments For Measurement, Display,and Control
11/4/25 - 4:58:14 pm
7
    
 
PR,CEO,DIR
MKS INC
MKSI
JB
---
2,003
---
10/31/25
---
---
149,273
1.4
D
R
3823
Manufacturing
Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks
Industrial Instruments For Measurement, Display,and Control
11/4/25 - 4:58:14 pm
8
    
 
DIR
COGNEX CORP
CGNX
JB
---
1,848
---
5/9/25
---
---
13,583
15.7
D
R
3823
Manufacturing
Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks
Industrial Instruments For Measurement, Display,and Control
5/12/25 - 4:00:20 pm
9
    
 
DIR
COGNEX CORP
CGNX
JB
---
8,720
2/20/25
2/21/25
---
---
11,735
289.2
D
R
3823
Manufacturing
Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks
Industrial Instruments For Measurement, Display,and Control
2/24/25 - 4:32:46 pm
10
    
 
PR,CEO,DIR
MKS INSTRUMENTS INC
MKSI
JS
$2,833,509
27,332
---
2/18/25
---
$103.67
147,117
-15.7
D
R
3823
Manufacturing
Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks
Industrial Instruments For Measurement, Display,and Control
2/19/25 - 6:21:12 pm
11
    
 
PR,CEO,DIR
MKS INSTRUMENTS INC
MKSI
JB
---
61,761
---
2/18/25
---
---
174,449
54.8
D
R
3823
Manufacturing
Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks
Industrial Instruments For Measurement, Display,and Control
2/19/25 - 6:21:12 pm
12
    
 
PR,CEO,DIR
MKS INSTRUMENTS INC
MKSI
JS
$343,112
2,994
---
12/6/24
---
$114.60
112,689
-2.6
D
R
3823
Manufacturing
Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks
Industrial Instruments For Measurement, Display,and Control
12/10/24 - 3:06:13 pm
13
    
 
PR,CEO,DIR
MKS INSTRUMENTS INC
MKSI
JB
---
2,994
---
12/6/24
---
---
115,683
2.7
D
R
3823
Manufacturing
Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks
Industrial Instruments For Measurement, Display,and Control
12/10/24 - 3:06:13 pm
14
    
 
DIR
COGNEX CORP
CGNX
JB
---
1,109
---
5/9/24
---
---
3,015
58.2
D
R
3823
Manufacturing
Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks
Industrial Instruments For Measurement, Display,and Control
5/10/24 - 4:06:36 pm
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