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 |
|---|---|---|---|---|---|---|
| 2025-08-21 | Tregillis Cynthia L Chief Legal Officer & Corp Sec | Option exercise 10b5-1 | +18 | 153,846 | ||
| 2025-08-21 | Tregillis Cynthia L Chief Legal Officer & Corp Sec | Shares withheld for taxes 10b5-1 | −4,428 | $74.66 | $331K | 149,418 |
| 2025-08-21 | Tregillis Cynthia L Chief Legal Officer & Corp Sec | Option exercise · Dividend Equivalent Rights 10b5-1 | −18.99 | 186.25 | ||
| 2025-08-21 | Tan Irving Chief Executive Officer | Option exercise | +42 | 593,774 | ||
| 2025-08-21 | Tan Irving Chief Executive Officer | Shares withheld for taxes | −1,490 | $74.66 | $111K | 592,284 |
| 2025-08-21 | Tan Irving Chief Executive Officer | Option exercise · Dividend Equivalent Rights | −42.45 | 542.57 | ||
| 2025-08-21 | Gubbi Vidyadhara K Chief of Global Operations | Option exercise | +9 | 150,702 | ||
| 2025-08-21 | Gubbi Vidyadhara K Chief of Global Operations | Shares withheld for taxes | −2,773 | $74.66 | $207K | 147,929 |
| 2025-08-21 | Gubbi Vidyadhara K Chief of Global Operations | Option exercise · Dividend Equivalent Rights | −9.44 | 160.18 | ||
| 2025-08-21 | Davis Brian Scott Chief Sales & Marketing Office | Option exercise | +8 | 126,505 | ||
| 2025-08-21 | Davis Brian Scott Chief Sales & Marketing Office | Shares withheld for taxes | −2,371 | $74.66 | $177K | 124,134 |
| 2025-08-21 | Davis Brian Scott Chief Sales & Marketing Office | Option exercise · Dividend Equivalent Rights | −8.07 | 123.94 | ||
| 2025-08-20 | Zamiska Gene M. SVP & Princ. Acctg Officer | Option exercise | +9 | 39,613 | ||
| 2025-08-20 | Zamiska Gene M. SVP & Princ. Acctg Officer | Shares withheld for taxes | −3,102 | $75.64 | $235K | 36,511 |
| 2025-08-20 | Zamiska Gene M. SVP & Princ. Acctg Officer | Option exercise · Dividend Equivalent Rights | −10.56 | 56.38 | ||
| 2025-08-20 | Tregillis Cynthia L CLO and Corp. Sec. | Option exercise | +10 | 156,393 | ||
| 2025-08-20 | Tregillis Cynthia L CLO and Corp. Sec. | Shares withheld for taxes | −2,565 | $75.64 | $194K | 153,828 |
| 2025-08-20 | Tregillis Cynthia L CLO and Corp. Sec. | Option exercise · Dividend Equivalent Rights | −11.01 | 205.23 | ||
| 2025-08-20 | Tan Irving Chief Executive Officer | Option exercise 10b5-1 | +101 | 594,937 | ||
| 2025-08-20 | Tan Irving Chief Executive Officer | Shares withheld for taxes 10b5-1 | −1,205 | $75.64 | $91K | 593,732 |
Page 33 of 42 · 821 trades