PSX vs VLO

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

PSXPSX Open PSX on Vela

VLOVLO Open VLO on Vela

Performance, normalized

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

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PSX vs VLO: how they differ

Phillips 66 (PSX) and Valero Energy Corporation (VLO) are both in the Energy sector, in the same Oil & Gas Refining & Marketing industry. Both trade on NYSE.

PSX trades about 2.8 million shares a day on average, against 3.0 million for VLO. PSX has the higher beta (0.70 against 0.59 for VLO), meaning it has historically moved more with the broad market. Over the trailing twelve months, PSX paid $5.01 per share in dividends and VLO paid $4.73 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.