WDC · 8-K · 20260805PR053305
Operating Expense Trends
WESTERN DIGITAL CORP · 2026-08-05 · Importance 52 · Surprise 30 · No source text
Q4FY26 GAAP operating expenses increased to $465 million from $387 million a year earlier, while non-GAAP operating expenses rose to $382 million from $345 million. Fiscal 2026 research and development expense increased 17% to $1,161 million from $994 million. Fiscal 2026 selling, general and administrative expense declined 3% to $551 million from $568 million, while business realignment charges totaled $146 million compared with a $6 million credit in fiscal 2025.
Key facts
- Q1FY27 non-GAAP operating expenses guidance: $390 million - $400 million source
- Company expects Q1FY27 non-GAAP operating expenses guidance to exclude stock-based compensation and other expenses totaling approximately $60 million source
- Q4FY26 business realignment charges: $43 million source
- Q4FY26 total operating expenses (GAAP): $465 million source
- Q4FY26 research and development expense: $284 million source
- Q4FY26 selling, general and administrative expense: $138 million source
Impact estimates
| metric | direction | stage | expected | basis |
|---|---|---|---|---|
| operating_income | negative | probable | -0.8% | Company expects Q1FY27 non-GAAP operating expenses guidance to exclude stock-based compensation and other expenses totaling approximately… |
| operating_income | negative | committed | — | Q1FY27 non-GAAP operating expenses guidance: $390 million - $400 million |