Western Digital (WDC) vs Marathon Petroleum (MPC)

Updated September 21, 2026 · Data: Yahoo Finance

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Western Digital (WDC)

+160.43%

YTD return in 2026

Price$448.17

Day move+1.54% yesterday

YTD rank#10

WDC full page →

Marathon Petroleum (MPC)

+150.29%

YTD return in 2026

Price$402.38

Day move-5.30% yesterday

YTD rank#13

MPC full page →

YTD return chart — 2026

Western Digital (WDC) is outperforming Marathon Petroleum (MPC) by 10.14 percentage points year-to-date in 2026 (+160.43% vs +150.29%), as of September 21, 2026. Both are S&P 500 constituents tracked daily from their December 31, 2025 closing prices.

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For informational purposes only — not financial advice.