Sign in

CIK 0000106040 · Large accelerated filer

WESTERN DIGITAL CORP

Sign in to watch
Ticker
WDC
Exchange
Nasdaq
Industry
Computer Storage Devices
FY end
Jul 3
Incorporated
DE
Entity type
operating
EIN
330956711
Phone
408-717-6000
Business address
5601 GREAT OAKS PARKWAY, SAN JOSE, CA, 95119
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$6,541,831
in 7 filings, $3.2M under 10b5-1 plans

Net −$6,541,831. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. STREETER STEPHANIE A −$2.5M Director sold 14% of stake
  2. Tregillis Cynthia L −$1.6M Chief Legal Officer & Corp Sec sold 3% of stake
  3. Cole Martin I −$1.6M Director sold 19% of stake
  4. Gubbi Vidyadhara K −$825K Chief of Global Operations sold 2% of stake

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-04-20 Tregillis Cynthia L Chief Legal Officer & Corp Sec Shares withheld for taxes 10b5-1 −1,308 $374.11 $489K 120,386
2026-04-20 Tregillis Cynthia L Chief Legal Officer & Corp Sec Option exercise · Dividend Equivalent Rights 10b5-1 −12.49 332.63
2026-04-20 Gubbi Vidyadhara K Chief of Global Operations Option exercise +34 99,310
2026-04-20 Gubbi Vidyadhara K Chief of Global Operations Shares withheld for taxes −4,595 $374.11 $1.7M 94,715
2026-04-20 Gubbi Vidyadhara K Chief of Global Operations Option exercise · Dividend Equivalent Rights −34.81 254.87
2026-03-20 Tan Irving Chief Executive Officer Option exercise +49 619,192
2026-03-20 Tan Irving Chief Executive Officer Shares withheld for taxes −1,042 $293.10 $305K 618,150
2026-03-20 Tan Irving Chief Executive Officer Option exercise · Dividend Equivalent Rights −49.34 948.84
2026-03-20 Davis Brian Scott Chief Sales & Mrktng Officer Option exercise +7 116,525
2026-03-20 Davis Brian Scott Chief Sales & Mrktng Officer Shares withheld for taxes −961 $293.10 $282K 115,564
2026-03-20 Davis Brian Scott Chief Sales & Mrktng Officer Option exercise · Dividend Equivalent Rights −7.29 210.14
2026-03-18 Tregillis Cynthia L Chief Legal Officer & Corp Sec Grant or award · Dividend Equivalent Rights +40.71 345.12
2026-03-18 Tan Irving Chief Executive Officer Grant or award · Dividend Equivalent Rights +122.57 998.19
2026-03-18 STREETER STEPHANIE A Director Grant or award · Dividend Equivalent Rights +0.65 1.78
2026-03-18 Sennesael Kris Chief Financial Officer Grant or award · Dividend Equivalent Rights +69.48 578.09
2026-03-18 Oulman Roxanne Director Grant or award · Dividend Equivalent Rights +0.65 1.78
2026-03-18 MASSENGILL MATTHEW E Director Grant or award · Dividend Equivalent Rights +11.88 104.74
2026-03-18 KIDDOO BRUCE E Director Grant or award · Dividend Equivalent Rights +0.65 1.78
2026-03-18 Gubbi Vidyadhara K Chief of Global Operations Grant or award · Dividend Equivalent Rights +34.66 289.68
2026-03-18 Feller Brad SVP & Chief Accounting Officer Grant or award · Dividend Equivalent Rights +4.07 11.14

Page 17 of 42 · 821 trades