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 |
|---|---|---|---|---|---|---|
| 2026-08-20 | Davis Brian Scott Chief Sales & Mrktng Officer | Option exercise | +5 | 101,608 | ||
| 2026-08-20 | Davis Brian Scott Chief Sales & Mrktng Officer | Shares withheld for taxes | −716 | $469.05 | $336K | 100,892 |
| 2026-08-20 | Davis Brian Scott Chief Sales & Mrktng Officer | Option exercise · Dividend Equivalent Rights | −5.74 | 184.42 | ||
| 2026-08-11 | Tan Irving Chief Executive Officer | Sale 10b5-1 | −2,478 | $441.48 | $1.1M | 593,488 |
| 2026-08-11 | Tan Irving Chief Executive Officer | Sale 10b5-1 | −989 | $442.22 | $437K | 592,499 |
| 2026-08-11 | Tan Irving Chief Executive Officer | Sale 10b5-1 | −1,840 | $443.35 | $816K | 590,659 |
| 2026-08-11 | Tan Irving Chief Executive Officer | Sale 10b5-1 | −1,880 | $444.67 | $836K | 588,779 |
| 2026-08-11 | Tan Irving Chief Executive Officer | Sale 10b5-1 | −4,822 | $445.45 | $2.1M | 583,957 |
| 2026-08-11 | Tan Irving Chief Executive Officer | Sale 10b5-1 | −6,445 | $446.38 | $2.9M | 577,512 |
| 2026-08-11 | Tan Irving Chief Executive Officer | Sale 10b5-1 | −1,546 | $447.18 | $691K | 575,966 |
| 2026-07-28 | Cole Martin I Director | Sale 10b5-1 | −160 | $462.30 | $74K | 21,465 |
| 2026-07-28 | Cole Martin I Director | Sale 10b5-1 | −32 | $465.12 | $15K | 21,433 |
| 2026-07-28 | Cole Martin I Director | Sale 10b5-1 | −64 | $424.05 | $27K | 25,369 |
| 2026-07-28 | Cole Martin I Director | Sale 10b5-1 | −32 | $425.31 | $14K | 25,337 |
| 2026-07-28 | Cole Martin I Director | Sale 10b5-1 | −64 | $426.45 | $27K | 25,273 |
| 2026-07-28 | Cole Martin I Director | Sale 10b5-1 | −115 | $428.08 | $49K | 25,158 |
| 2026-07-28 | Cole Martin I Director | Sale 10b5-1 | −93 | $429.12 | $40K | 25,065 |
| 2026-07-28 | Cole Martin I Director | Sale 10b5-1 | −103 | $430.45 | $44K | 24,962 |
| 2026-07-28 | Cole Martin I Director | Sale 10b5-1 | −115 | $431.41 | $50K | 24,847 |
| 2026-07-28 | Cole Martin I Director | Sale 10b5-1 | −38 | $432.20 | $16K | 24,809 |
Page 7 of 42 · 821 trades