CIK 0000106040 · Large accelerated filer
WESTERN DIGITAL CORP
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- 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.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-02-25 | Tregillis Cynthia L Chief Legal Officer & Corp Sec | Option exercise 10b5-1 | +6 | 134,765 | ||
| 2026-02-25 | Tregillis Cynthia L Chief Legal Officer & Corp Sec | Shares withheld for taxes 10b5-1 | −770 | $290.95 | $224K | 133,995 |
| 2026-02-25 | Tregillis Cynthia L Chief Legal Officer & Corp Sec | Option exercise · Dividend Equivalent Rights 10b5-1 | −6.56 | 328.23 | ||
| 2026-02-25 | Tan Irving Chief Executive Officer | Option exercise | +27 | 622,988 | ||
| 2026-02-25 | Tan Irving Chief Executive Officer | Shares withheld for taxes | −425 | $290.95 | $124K | 622,563 |
| 2026-02-25 | Tan Irving Chief Executive Officer | Option exercise · Dividend Equivalent Rights | −27.02 | 968.48 | ||
| 2026-02-25 | Gubbi Vidyadhara K Chief of Global Operations | Option exercise | +7 | 125,959 | ||
| 2026-02-25 | Gubbi Vidyadhara K Chief of Global Operations | Shares withheld for taxes | −1,010 | $290.95 | $294K | 124,949 |
| 2026-02-25 | Gubbi Vidyadhara K Chief of Global Operations | Option exercise · Dividend Equivalent Rights | −7.72 | 302.65 | ||
| 2026-02-25 | Davis Brian Scott Chief Sales & Mrktng Officer | Option exercise | +6 | 120,870 | ||
| 2026-02-25 | Davis Brian Scott Chief Sales & Mrktng Officer | Shares withheld for taxes | −849 | $290.95 | $247K | 120,021 |
| 2026-02-25 | Davis Brian Scott Chief Sales & Mrktng Officer | Option exercise · Dividend Equivalent Rights | −6.56 | 215.08 | ||
| 2026-02-24 | Tregillis Cynthia L Chief Legal Officer & Corp Sec | Sale 10b5-1 | −308 | $281.70 | $87K | 134,759 |
| 2026-02-23 | Tregillis Cynthia L Chief Legal Officer & Corp Sec | Sale 10b5-1 | −130 | $283.83 | $37K | 135,067 |
| 2026-02-21 | Tregillis Cynthia L Chief Legal Officer & Corp Sec | Option exercise 10b5-1 | +9 | 136,306 | ||
| 2026-02-21 | Tregillis Cynthia L Chief Legal Officer & Corp Sec | Shares withheld for taxes 10b5-1 | −1,109 | $285.52 | $317K | 135,197 |
| 2026-02-21 | Tregillis Cynthia L Chief Legal Officer & Corp Sec | Option exercise · Dividend Equivalent Rights 10b5-1 | −9.44 | 334.79 | ||
| 2026-02-21 | Tan Irving Chief Executive Officer | Option exercise | +21 | 623,484 | ||
| 2026-02-21 | Tan Irving Chief Executive Officer | Shares withheld for taxes | −523 | $285.52 | $149K | 622,961 |
| 2026-02-21 | Tan Irving Chief Executive Officer | Option exercise · Dividend Equivalent Rights | −21.1 | 995.5 |
Page 20 of 42 · 821 trades