Western Digital Corporation

WDC · Technology · Western Digital Corporation develops, manufactures, and sells data storage devices and solutions based on hard disk drive (HDD) technology…

Western Digital Corporation (WDC), in the Technology sector, has 37 disclosed filings on Paydirt over the trailing twelve months from 2 members of Congress and 10 corporate insiders: 2 purchases and 35 sales, 2 filed past the deadline. Filers took a median of 1 day from execution to disclosure, and the most recent trade was executed Oct 29 and filed Oct 30. The most active filer was Cynthia L Tregillis with 12 filings. Data as of Nov 7 2026.

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Filings, ttm

2 buys · 35 sells · 2 late

Traders, ttm

2 congress · 10 insiders

Volume, ttmiDollar value disclosed in the window

$67.5M

estimated for Congress, as filed for insiders

Median delay

execution to disclosure

Last traded

Oct 29

Filed Oct 30

ADViAverage daily dollar volume

$3.9B

market data

Share price · 12M

$264 (+51.7%)

Adjusted for splits and dividends.

Volume by month

Buys $49K Sells $76.8M

Estimated for Congress, as filed for insiders · by filing month · past 24 months

Who filed · past 24 months

CT Cynthia L Tregillis Chief Legal Officer & Corp Sec 13 filings · 0 buys, 13 sales VG Vidyadhara K Gubbi Chief of Global Ops 8 filings · 0 buys, 8 sales MC Martin I Cole Director 6 filings · 0 buys, 6 sales IT Irving Tan Chief Executive Officer 6 filings · 0 buys, 6 sales JS

Jefferson Shreve Representative 3 filings · 1 buy, 2 sales KA Kimberly Alexy Director 2 filings · 0 buys, 2 sales BD Brian Scott Davis Chief Sales & Mrktng Officer 2 filings · 0 buys, 2 sales GC

Gilbert Cisneros Representative 2 filings · 1 buy, 1 sale

All 15 filers

Alan Armstrong Senator (Joint) 1 filing · 1 buy, 0 sales BK Bruce E Kiddoo Director 1 filing · 0 buys, 1 sale MM Matthew E Massengill Director 1 filing · 0 buys, 1 sale RO Roxanne Oulman Director 1 filing · 0 buys, 1 sale RB

Rob Bresnahan Representative (Joint) 1 filing · 0 buys, 1 sale SS Stephanie A Streeter Director 1 filing · 0 buys, 1 sale GZ Gene M. Zamiska SVP, Global Accounting & Chief 1 filing · 0 buys, 1 sale

Recent filings

Martin I ColeSALE Director $1.3M
3,213 sh across 7 lots
Exec Oct 29
Filed Oct 30 · 6:19 PM ET Cynthia L TregillisSALE Chief Legal Officer & Corp Sec $307K
807 sh × $380.00
Exec Oct 21
Filed Oct 22 · 5:57 PM ET Gilbert CisnerosSALE Representative $8K
$1K–15K bracket
Exec Sep 18
Filed Oct 12 Cynthia L TregillisSALE Chief Legal Officer & Corp Sec $195K
432 sh × $451.20
Exec Sep 4
Filed Sep 8 · 8:13 PM ET Vidyadhara K GubbiSALE Chief of Global Operations $825K
1,795 sh × $459.87
Exec Sep 4
Filed Sep 8 · 8:13 PM ET Gilbert CisnerosPURCHASE Representative $8K
$1K–15K bracket
Exec Jul 17
Filed Sep 4 † Stephanie A StreeterSALE Director $2.5M
5,600 sh across 3 lots
Exec Aug 31
Filed Sep 2 · 6:03 PM ET Cynthia L TregillisSALE Chief Legal Officer & Corp Sec $696K
1,483 sh across 2 lots
Exec Aug 26
Filed Aug 27 · 8:05 PM ET Cynthia L TregillisSALE Chief Legal Officer & Corp Sec $417K
919 sh across 2 lots
Exec Aug 21
Filed Aug 24 · 7:00 PM ET Irving TanSALE Chief Executive Officer $8.9M
20,000 sh across 7 lots
Exec Aug 11
Filed Aug 12 · 9:24 PM ET Martin I ColeSALE Director $788K
1,721 sh across 5 lots
Exec Jul 28
Filed Jul 29 · 7:31 PM ET Cynthia L TregillisSALE Chief Legal Officer & Corp Sec $428K
808 sh × $529.63
Exec Jul 21
Filed Jul 21 · 8:56 PM ET Alan ArmstrongPURCHASE Senator $8K
$1K–15K bracket
Exec Mar 27
Filed Jul 21 † Martin I ColeSALE Director $953K
1,856 sh across 6 lots
Exec Jun 9
Filed Jun 11 · 5:30 PM ET Cynthia L TregillisSALE Chief Legal Officer & Corp Sec $236K
432 sh × $545.60
Exec Jun 5
Filed Jun 5 · 5:30 PM ET Vidyadhara K GubbiSALE Chief of Global Operations $1.4M
2,475 sh × $556.24
Exec Jun 1
Filed Jun 2 · 5:30 PM ET Bruce E KiddooSALE Director $396K
750 sh × $528.52
Exec May 28
Filed May 29 · 5:30 PM ET Cynthia L TregillisSALE Chief Legal Officer & Corp Sec $266K
522 sh across 2 lots
Exec May 22
Filed May 27 · 5:30 PM ET Brian Scott DavisSALE Chief Sales & Mrktng Officer $4.6M
9,276 sh across 11 lots
Exec May 11
Filed May 12 · 5:30 PM ET Irving TanSALE Chief Executive Officer $8.2M
20,000 sh across 9 lots
Exec May 1
Filed May 5 · 5:30 PM ET Vidyadhara K GubbiSALE Chief of Global Operations $2.1M
4,674 sh × $443.19
Exec May 4
Filed May 5 · 5:30 PM ET Cynthia L TregillisSALE Chief Legal Officer & Corp Sec $137K
363 sh × $377.09
Exec Apr 21
Filed Apr 22 · 5:30 PM ET Vidyadhara K GubbiSALE Chief of Global Operations $2.2M
8,518 sh × $255.33
Exec Mar 6
Filed Mar 10 · 5:30 PM ET Vidyadhara K GubbiSALE Chief of Global Operations $2.7M
10,148 sh across 2 lots
Exec Mar 4
Filed Mar 5 · 5:30 PM ET Cynthia L TregillisSALE Chief Legal Officer & Corp Sec $2.5M
9,324 sh across 2 lots
Exec Mar 4
Filed Mar 5 · 5:30 PM ET