MPC vs WMB

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

MPCMPC Open MPC on Vela

WMBWMB Open WMB on Vela

Performance, normalized

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

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MPC vs WMB: how they differ

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

MPC trades about 2.4 million shares a day on average, against 7.5 million for WMB. WMB has the higher beta (0.66 against 0.54 for MPC), meaning it has historically moved more with the broad market. Over the trailing twelve months, MPC paid $4.00 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.