MU vs WDC
MU: Micron is a foundational provider of high-performance DRAM and NAND memory, uniquely positioned to capture the accelerating demand for AI-driven data infrastructure. WDC: Western Digital is a data storage innovator that manufactures hard disk drives and specializes in enterprise, cloud, and edge computing storage solutions following its separation from its flash business.
Side-by-side fundamentals
| Metric | MU | WDC | Edge |
|---|---|---|---|
| Price as of 2026-07-22 close | $959.48 | $556.67 | |
| Market cap as of 2026-07-23 | $1.10T | $188.6B | |
| P/E as of 2026-07-23 | 21.72 | 28.96 | MU lower |
| PEG as of 2026-07-23 | 0.30 | 0.69 | MU lower |
| Net margin as of 2026-07-23 | +55.9% | +55.3% | MU higher |
| Gross margin as of 2026-07-23 | +72.6% | +45.4% | MU higher |
| Operating margin as of 2026-07-23 | +65.6% | +29.5% | MU higher |
| ROE as of 2026-07-23 | +70.5% | +90.8% | WDC higher |
| ROA as of 2026-07-23 | +49.9% | +44.1% | MU higher |
| Debt / equity as of 2026-07-23 | 0.06 | 0.16 | MU lower |
| Revenue growth (YoY) as of 2026-07-23 | +167.0% | +32.0% | MU higher |
| Revenue CAGR (3y) SEC XBRL | +6.7% | -20.3% | MU higher |
| Dividend yield as of 2026-07-23 | +0.1% | +0.1% | WDC higher |
| Dividend streak (yrs) SEC XBRL | 5 | 1 | MU higher |
| Beta as of 2026-07-23 | 2.22 | 2.19 | |
| 1-year return as of 2026-07-22 close | +778.5% | +730.1% | MU higher |
Fundamentals: Finnhub, as of 2026-07-23. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-07-22.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & Finnhub, shown with their as-of date; "Edge" cells are a pure numeric comparison, not a recommendation.