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Industry - Engineering Services
Officers
Directors
Officer & Directors
10 Percent
All
All Sectors
Services
Engineering, Accounting, Research, Management
Include option trades
Include indirect trades
Latest data: 4/2/2026 10:07:19 PM
1 Month
Buy/Sell Ratio --
%
%
Buy
Sell
--
--
0 Insiders
0 Insiders
0 Transactions
0 Transactions
3/2/2026 to 4/2/2026
3 Month
Buy/Sell Ratio 0.00
0%
100%
Buy
Sell
--
($401,405)
0 Insiders
1 Insiders
0 Transactions
1 Transactions
1/2/2026 to 4/2/2026
6 Month
Buy/Sell Ratio 0.00
0%
100%
Buy
Sell
--
($401,405)
0 Insiders
1 Insiders
0 Transactions
1 Transactions
10/2/2025 to 4/2/2026
12 Month
Buy/Sell Ratio 0.19
16%
84%
Buy
Sell
$77,100
($401,405)
1 Insiders
1 Insiders
1 Transactions
1 Transactions
4/2/2025 to 4/2/2026
Monthly Buy and Sell Value
Monthly Buy/Sell Ratio
Most Insider Buying
12 months
Name
Value
Transactions
Stamatakis Manuel N.
Mistras Group, Inc.
$77,100
1
Most Insider Selling
12 months
Name
Value
Transactions
Carter Brian N
Tetra Tech Inc
($401,405)
1
Most Unique Insiders Buying (>25K)
12 months
Name
Unique insiders
Total Trades
Mistras Group, Inc.
1
1
Most Unique Insiders Selling (>25K)
12 months
Name
Unique insiders
Total Trades
Tetra Tech Inc
1
1
Companies with activity
1 Month
6 Month
12 Month
Name
Ratio
Buy $
Sell $
Ratio
Buy $
Sell $
Ratio
Buy $
Sell $
Tetra Tech Inc
--
$0
$0
0.00
$0
($401,405)
0.00
$0
($401,405)
Mistras Group, Inc.
--
$0
$0
--
$0
$0
--
$77,100
$0