SNDK vs WDC
Sandisk and Western Digital, both Technology
Sandisk is the larger company at $126B against $108B. On trailing earnings SNDK has the lower P/E of the two, 7.1 against 11.2. SNDK keeps 72 cents of operating profit from each dollar of sales against 39 for WDC, and it also grew sales faster over the last year, +272% against +43%. Over the past year SNDK returned +345% against +93% for WDC.
| Figure | SNDK | Both figures drawn to one scale | WDC |
|---|---|---|---|
| Last close | $886 | $290 | |
| Market cap | $126B | $108B | |
| Trailing P/Eshare price over earnings per share | 7.1 | 11.2 | |
| Dividend yield | n/a | 0.2% | |
| Revenue growthlast twelve months on the year before | +272% | +43% | |
| Operating margin | 72% | 39% | |
| Net margin | 67% | 69% | |
| Free cash flow yield | 14% | 4.0% | |
| Net cashcash minus all debt | n/a | $266M net debt | |
| Insiders, 12 monthsopen-market Form 4 trades | sold $134M net | sold $72M net | |
| 1-year return | +345% | +93% | |
| 5-year return | n/a | +584% |
Figures from SEC filings and end-of-day closes. Highlighting marks the higher number in each row, nothing more.
Sandisk
Revenue of $11B in the quarter to Oct 2, 2026, net income $8.1B. Its largest reported line is Edge, 61% of the disclosed total.
Western Digital
Revenue of $4.4B in the quarter to Oct 2, 2026, net income $1.8B. Its largest reported line is Cloud, 89% of the disclosed total.
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