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WDC
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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 36 disclosed filings on Paydirt over the trailing twelve months from 2 members of Congress and 10 corporate insiders: 2 purchases and 34 sales, 2 filed past the deadline. Filers took a median of 1 day from execution to disclosure, and the most recent trade was executed Sep 4 and filed Sep 9. The most active filer was Cynthia L Tregillis with 12 filings.

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Filings, ttm
36
2 buys · 34 sells · 2 late
Traders, ttm
12
2 congress · 10 insiders
Volume, ttmiDollar value disclosed in the window
$70.8M
estimated for Congress, as filed for insiders
Median delay
1d
execution to disclosure
Last traded
Sep 4
Filed Sep 8
ADViAverage daily dollar volume
$3.9B
market data
Share price · 12M
$412 (+267.2%)
$746$426$107Sep 22 2025Mar 19Sep 15

Adjusted for splits and dividends.

Volume by month
$19.1M$9.6M$0Oct 2024Apr 2025Oct 2025Apr 2026Oct 2024 · sells $7.7MApr 2025 · sells $33KMay 2025 · buys $33KMay 2025 · sells $564KJun 2025 · sells $33KAug 2025 · sells $2.8MSep 2025 · sells $1.0MNov 2025 · sells $4.9MDec 2025 · sells $5.1MJan 2026 · sells $102KFeb 2026 · sells $19.1MMar 2026 · sells $8.5MApr 2026 · sells $137KMay 2026 · sells $15.6MJun 2026 · sells $2.6MJul 2026 · buys $8KJul 2026 · sells $1.2MAug 2026 · sells $10.0MSep 2026 · buys $8KSep 2026 · sells $3.5M
Buys $49K Sells $82.9M

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

Who filed
CT Cynthia L Tregillis Chief Legal Officer & Corp Sec 12 filings VG Vidyadhara K Gubbi Chief of Global Ops 8 filings IT Irving Tan Chief Executive Officer 6 filings MC Martin I Cole Director 5 filings JS Jefferson Shreve Representative 3 filings KA Kimberly Alexy Director 2 filings BD Brian Scott Davis Chief Sales & Mrktng Officer 2 filings DG David Goeckeler Chief Executive Officer 2 filings
Recent filings
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
Martin I ColeSALE Director $1.1M
4,100 sh across 4 lots
Exec Mar 2
Filed Mar 3 · 5:30 PM ET
Brian Scott DavisSALE Chief Sales & Mrktng Officer $2.7M
9,658 sh across 11 lots
Exec Feb 17
Filed Feb 19 · 5:30 PM ET
Matthew E MassengillSALE Director $9.6M
36,926 sh across 11 lots
Exec Feb 5
Filed Feb 6 · 5:30 PM ET