Both in Petroleum Refining

Valero Energy vs Chevron

Over the past year VLO returned +116.0% and CVX returned +41.4%; their daily moves had a correlation of 0.59.

VLO +116.0% CVX +41.4%Growth of $1, one year, split-adjusted
MetricVLOCVX
Price$365.34$216.96
Market cap$101.89B$423.29B
Today−5.76%−3.69%
1 month−12.9%+4.5%
6 months+54.4%+17.2%
Year to date+124.4%+42.4%
1 year+112.9%+40.8%
Revenue growth (YoY)+43.3%+51.4%
Gross margin25.4%45.5%
Net margin14.8%18.0%
P/E (TTM)7.9×20.6×
Price / sales0.7×2.0×
Net cash-$1.16B-$28.55B
Dividend yield1.31%3.28%
Volatility (60d)42.0%23.0%
Short % of float2.9%1.3%
Next earnings——

Shading marks the stronger figure where one clearly exists (lower is better for valuation and volatility).