Western Digital (WDC) vs Phillips 66 (PSX)

Updated September 19, 2026 · Data: Yahoo Finance

Western Digital (WDC)

+156.47%
YTD return in 2026
Price$441.36
Day move+4.13% yesterday
YTD rank#11
WDC full page →

Phillips 66 (PSX)

+116.09%
YTD return in 2026
Price$273.13
Day move-0.39% yesterday
YTD rank#14
PSX full page →

YTD return chart — 2026

WDCPSX+0%+167%+333%Dec 31May 15Sep 19

Western Digital (WDC) is outperforming Phillips 66 (PSX) by 40.38 percentage points year-to-date in 2026 (+156.47% vs +116.09%), as of September 19, 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.