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CIK 0000106040 · Large accelerated filer

WESTERN DIGITAL CORP

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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
2026-06-17 Oulman Roxanne Director Grant or award · Dividend Equivalent Rights +0.33 2.12
2026-06-17 MASSENGILL MATTHEW E Director Grant or award · Dividend Equivalent Rights +6.11 110.85
2026-06-17 KIDDOO BRUCE E Director Grant or award · Dividend Equivalent Rights +0.33 2.12
2026-06-17 Gubbi Vidyadhara K Chief of Global Operations Grant or award · Dividend Equivalent Rights +14.08 237.16
2026-06-17 Feller Brad SVP & Chief Accounting Officer Grant or award · Dividend Equivalent Rights +2.09 13.23
2026-06-17 DOLUCA TUNC Director Grant or award · Dividend Equivalent Rights +0.33 2.12
2026-06-17 Davis Brian Scott Chief Sales & Mrktng Officer Grant or award · Dividend Equivalent Rights +11.7 197.86
2026-06-17 Das Manuvir Director Grant or award · Dividend Equivalent Rights +0.16 0.16
2026-06-17 Cole Martin I Director Grant or award · Dividend Equivalent Rights +0.4 2.56
2026-06-17 Alexy Kimberly Director Grant or award · Dividend Equivalent Rights +0.33 2.12
2026-06-09 Cole Martin I Director Sale 10b5-1 −48 $528.07 $25K 26,105
2026-06-09 Cole Martin I Director Sale 10b5-1 −64 $530.27 $34K 26,041
2026-06-09 Cole Martin I Director Sale 10b5-1 −48 $531.62 $26K 25,993
2026-06-09 Cole Martin I Director Sale 10b5-1 −96 $533.01 $51K 25,897
2026-06-09 Cole Martin I Director Sale 10b5-1 −48 $533.97 $26K 25,849
2026-06-09 Cole Martin I Director Sale 10b5-1 −16 $534.90 $9K 25,833
2026-06-09 Cole Martin I Director Sale 10b5-1 −112 $536.27 $60K 25,721
2026-06-09 Cole Martin I Director Sale 10b5-1 −71 $537.73 $38K 25,650
2026-06-09 Cole Martin I Director Sale 10b5-1 −57 $538.81 $31K 25,593
2026-06-09 Cole Martin I Director Sale 10b5-1 −32 $539.82 $17K 25,561

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