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PSX vs WMB

A side-by-side look at PSX and WMB, updated throughout the trading session.

Performance, normalized

Z-scored closes: both paths on one scale, price levels aside.

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PSX vs WMB: how they differ

Phillips 66 (PSX) and The Williams Companies, Inc. (WMB) are both in the Energy sector: PSX is classified in Oil & Gas Refining & Marketing, WMB in Oil & Gas Midstream. Both trade on NYSE.

PSX trades about 2.8 million shares a day on average, against 7.5 million for WMB. Their betas are similar (0.70 for PSX, 0.66 for WMB). Over the trailing twelve months, PSX paid $5.01 per share in dividends and WMB paid $2.08 per share.

Figures as of October 25, 2026.

The chart Z-score-normalizes each closing series, computing (close − mean) ÷ standard deviation over the window, so both paths share one scale regardless of price level, and correlation is computed on daily returns. Figures update throughout the trading session. Nothing on this page is financial advice.