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Industry - Computer Storage Devices
Officers
Directors
Officer & Directors
10 Percent
All
All Sectors
Manufacturing
Industrial Machinery & Computers
Include option trades
Include indirect trades
Latest data: 6/18/2026 10:01:40 PM
1 Month
Buy/Sell Ratio 0.00
0%
100%
Buy
Sell
--
($33.12) M
0 Insiders
13 Insiders
0 Transactions
16 Transactions
5/18/2026 to 6/18/2026
3 Month
Buy/Sell Ratio 0.00
0%
100%
Buy
Sell
--
($137.54) M
0 Insiders
22 Insiders
0 Transactions
41 Transactions
3/18/2026 to 6/18/2026
6 Month
Buy/Sell Ratio 0.00
0%
100%
Buy
Sell
--
($187.06) M
0 Insiders
28 Insiders
0 Transactions
62 Transactions
12/18/2025 to 6/18/2026
12 Month
Buy/Sell Ratio 0.00
0%
100%
Buy
Sell
--
($310.63) M
0 Insiders
37 Insiders
0 Transactions
134 Transactions
6/18/2025 to 6/18/2026
Monthly Buy and Sell Value
Monthly Buy/Sell Ratio
Most Insider Buying
12 months
Name
Value
Transactions
Most Insider Selling
12 months
Name
Value
Transactions
Colgrove John
Everpure, Inc.
($113,649,595)
24
Mosley William D
Seagate Technology Holdings Plc
($78,175,512)
12
Romano Gianluca
Seagate Technology Holdings Plc
($21,009,278)
3
Tan Irving
Western Digital Corp
($16,359,480)
3
Gubbi Vidyadhara K
Western Digital Corp
($11,092,742)
8
Massengill Matthew E
Western Digital Corp
($9,616,466)
1
Davis Brian Scott
Western Digital Corp
($7,798,498)
2
Cole Martin I
Western Digital Corp
($6,281,435)
5
Morris John Christopher
Seagate Technology Holdings Plc
($4,407,392)
5
Singh Ajay
Everpure, Inc.
($3,843,215)
4
Most Unique Insiders Buying (>25K)
12 months
Name
Unique insiders
Total Trades
Most Unique Insiders Selling (>25K)
12 months
Name
Unique insiders
Total Trades
Seagate Technology Holdings Plc
11
40
Western Digital Corp
9
25
Everpure, Inc.
6
35
Sandisk Corp
5
6
Netapp, Inc.
4
21
Quantum Corp /De/
1
1
Companies with activity
1 Month
6 Month
12 Month
Name
Ratio
Buy $
Sell $
Ratio
Buy $
Sell $
Ratio
Buy $
Sell $
Seagate Technology Holdings Plc
0.00
$0
($15,267,947)
0.00
$0
($81,516,718)
0.00
$0
($117,224,841)
Everpure, Inc.
0.00
$0
($7,980,859)
0.00
$0
($50,061,877)
0.00
$0
($121,495,405)
Sandisk Corp
0.00
$0
($4,554,753)
0.00
$0
($11,109,849)
0.00
$0
($11,357,876)
Western Digital Corp
0.00
$0
($3,835,609)
0.00
$0
($42,306,497)
0.00
$0
($54,699,078)
Netapp, Inc.
0.00
$0
($1,485,735)
0.00
$0
($2,067,989)
0.00
$0
($5,808,140)
Quantum Corp /De/
--
$0
$0
0.00
$0
($593)
0.00
$0
($42,808)