DIMETRICS
W
Western Digital
WDC · Storage
$513.84
-49.48 (-8.78%)
As of Jul 15, 2026 close
Insider Activity — Trailing 6 Months
Open-Market Buys
0
$0.0 · 0 lines · 0 insiders
Open-Market Sells
23
$48.5M · 143 lines · 10b5-1: 136/143
Net Shares (6M)
-152K
-0.04% of shares out
Active Insiders
15
7 officers · 8 directors
Latest Form 4
Jun 22
Alexy Kimberly · Award · $0.0
Price & Insider Transactions
Marker size ∝ transaction value
Closing priceBuySell
Transactions
Sortable · open-market, awards & exercises
Type
Price
Held After
Filed
Davis Brian Scott
Chief Sales & Mrktng Officer
Exercise
-7.695
strike $0.00
190.16
Jun 20, 2026
Davis Brian Scott
Chief Sales & Mrktng Officer
Sell
-961
tax withholding (F)
$746.23
$717.1K
101,603
Jun 20, 2026
Davis Brian Scott
Chief Sales & Mrktng Officer
Exercise
+7
strike $0.00
$0.00
$0.0
102,564
Jun 20, 2026
Tan Irving
Chief Executive Officer
Exercise
-52.111
strike $0.00
886.663
Jun 20, 2026
Tan Irving
Chief Executive Officer
Sell
-1,090
tax withholding (F)
$746.23
$813.4K
595,966
Jun 20, 2026
Tan Irving
Chief Executive Officer
Exercise
+52
strike $0.00
$0.00
$0.0
597,056
Jun 20, 2026
Alexy Kimberly
Award
+0.334
RSU grant (A)
2.117
Jun 17, 2026
Cole Martin I
Award
+0.404
RSU grant (A)
2.557
Jun 17, 2026
Das Manuvir
Award
+0.163
RSU grant (A)
0.163
Jun 17, 2026
Davis Brian Scott
Chief Sales & Mrktng Officer
Award
+11.695
RSU grant (A)
197.856
Jun 17, 2026
DOLUCA TUNC
Award
+0.334
RSU grant (A)
2.117
Jun 17, 2026
Feller Brad
SVP & Chief Accounting Officer
Award
+2.089
RSU grant (A)
13.23
Jun 17, 2026
Gubbi Vidyadhara K
Chief of Global Operations
Award
+14.079
RSU grant (A)
237.161
Jun 17, 2026
KIDDOO BRUCE E
Award
+0.334
RSU grant (A)
2.117
Jun 17, 2026
MASSENGILL MATTHEW E
Award
+6.109
RSU grant (A)
110.846
Jun 17, 2026
Oulman Roxanne
Award
+0.334
RSU grant (A)
2.117
Jun 17, 2026
Sennesael Kris
Chief Financial Officer
Award
+27.768
RSU grant (A)
464.204
Jun 17, 2026
Shihab Ahmed Mohammed
Chief Product Officer
Award
+27.918
RSU grant (A)
426.868
Jun 17, 2026
Shihab Ahmed Mohammed
Chief Product Officer
Exercise
-51.896
strike $0.00
398.95
Jun 17, 2026
Shihab Ahmed Mohammed
Chief Product Officer
Sell
-5,149
tax withholding (F)
$712.13
$3.7M
159,706
Jun 17, 2026
Shihab Ahmed Mohammed
Chief Product Officer
Exercise
+51
strike $0.00
$0.00
$0.0
164,855
Jun 17, 2026
STREETER STEPHANIE A
Award
+0.334
RSU grant (A)
2.117
Jun 17, 2026
Tan Irving
Chief Executive Officer
Award
+56.501
RSU grant (A)
938.774
Jun 17, 2026
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
Award
+18.638
RSU grant (A)
323.001
Jun 17, 2026
Cole Martin I
44 lots
Sell10b5-1
-4,000
-13.6% of holdings
avg $515.63
$2.1M
25,433
Jun 9, 2026
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
Sell10b5-1
-432
-0.4% of holdings
$545.60
$235.7K
116,643
Jun 5, 2026
Davis Brian Scott
Chief Sales & Mrktng Officer
Exercise
-6.683
strike $0.00
186.16
Jun 3, 2026
Davis Brian Scott
Chief Sales & Mrktng Officer
Sell
-881
tax withholding (F)
$594.11
$523.4K
102,557
Jun 3, 2026
Davis Brian Scott
Chief Sales & Mrktng Officer
Exercise
+6
strike $0.00
$0.00
$0.0
103,438
Jun 3, 2026
Gubbi Vidyadhara K
Chief of Global Operations
Exercise
-13.367
strike $0.00
223.083
Jun 3, 2026
Gubbi Vidyadhara K
Chief of Global Operations
Sell
-1,764
tax withholding (F)
$594.11
$1.0M
83,403
Jun 3, 2026
Gubbi Vidyadhara K
Chief of Global Operations
Exercise
+13
strike $0.00
$0.00
$0.0
85,167
Jun 3, 2026
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
Exercise10b5-1
-6.683
strike $0.00
304.364
Jun 3, 2026
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
Sell10b5-1
-699
tax withholding (F)
$594.11
$415.3K
117,075
Jun 3, 2026
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
Exercise10b5-1
+6
strike $0.00
$0.00
$0.0
117,774
Jun 3, 2026
Gubbi Vidyadhara K
Chief of Global Operations
Sell
-2,475
-2.8% of holdings
$556.24
$1.4M
85,154
Jun 1, 2026
KIDDOO BRUCE E
Sell
-750
-16.1% of holdings
$528.52
$396.4K
3,903
May 28, 2026
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
Sell10b5-1
-214
-0.2% of holdings
$539.63
$115.5K
117,157
May 27, 2026
Das Manuvir
Award
+772
RSU grant (A)
772
May 26, 2026
Davis Brian Scott
Chief Sales & Mrktng Officer
Exercise
-7.362
strike $0.00
192.844
May 25, 2026
Davis Brian Scott
Chief Sales & Mrktng Officer
Sell
-971
tax withholding (F)
$484.28
$470.2K
103,300
May 25, 2026
Davis Brian Scott
Chief Sales & Mrktng Officer
Exercise
+7
strike $0.00
$0.00
$0.0
104,271
May 25, 2026
Gubbi Vidyadhara K
Chief of Global Operations
Exercise
-8.666
strike $0.00
236.449
May 25, 2026
Gubbi Vidyadhara K
Chief of Global Operations
Sell
-1,143
tax withholding (F)
$484.28
$553.5K
87,629
May 25, 2026
Gubbi Vidyadhara K
Chief of Global Operations
Exercise
+8
strike $0.00
$0.00
$0.0
88,772
May 25, 2026
Tan Irving
Chief Executive Officer
Exercise
-30.33
strike $0.00
882.273
May 25, 2026
Tan Irving
Chief Executive Officer
Sell
-479
tax withholding (F)
$484.28
$232.0K
597,004
May 25, 2026
Tan Irving
Chief Executive Officer
Exercise
+30
strike $0.00
$0.00
$0.0
597,483
May 25, 2026
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
Exercise10b5-1
-7.362
strike $0.00
311.047
May 25, 2026
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
Sell10b5-1
-771
tax withholding (F)
$484.28
$373.4K
117,371
May 25, 2026
Page 1 of 8
Net Insider Activity by Quarter
Most Active Insiders — Trailing 12 Months
Gubbi Vidyadhara K
Chief of Global Ops
21
43
-81,269.066
$-21.1M
Jun 17, 2026
Tan Irving
Chief Executive Officer
22
67
-7,292.277
$-20.5M
Jun 20, 2026
Davis Brian Scott
Chief Sales & Mrktng Officer
24
68
-29,806.31
$-13.1M
Jun 20, 2026
Tregillis Cynthia L
Chief Legal Officer & Corp Sec
24
52
-41,615.841
$-11.5M
Jun 17, 2026
Sennesael Kris
Chief Financial Officer
7
4
-1,877.021
$-11.1M
Jun 17, 2026
Shihab Ahmed Mohammed
Chief Product Officer
7
4
+2,475.594
$-10.1M
Jun 17, 2026
MASSENGILL MATTHEW E
5
11
-35,276.297
$-9.6M
Jun 17, 2026
Cole Martin I
6
78
-24,077.667
$-6.3M
Jun 17, 2026
Parsed from SEC Form 4 filings via EDGAR. Open-market transactions (codes P/S) shown with awards, exercises and withholding for context; 10b5-1 tag indicates a pre-planned trade. Same-day lots by one insider consolidated; each row links to the filing index. Updated daily.