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Read two to four stocks on the same scale — return, valuation and volatility in one table.

SelectedToday1Y Return

MPCMarathon Petroleum Corp+ 0.22%+ 115.41%
Partial Period · Sep 2, 2025 — Sep 4, 2026
VLOValero Energy Corp− 0.28%+ 139.04%
Partial Period · Sep 2, 2025 — Sep 4, 2026
PSXPhillips 66+ 0.14%+ 97.71%

Period Return

Each series is converted to a percentage of its own starting point, so all of them begin at zero. What is compared is the return over the period, not price levels.

MPC+ 115.4%VLO+ 139.0%PSX+ 97.7%Tap or hover the chart for values along the way

Metric	MPCMarathon Petroleum Corp	VLOValero Energy Corp	PSXPhillips 66
Return
Last Price	388.57	369.67	255.02
Daily Change	+ 0.22%	− 0.28%	+ 0.14%
Period ReturnPast Year	+ 115.41%Sep 2, 2025 — Sep 4, 2026	+ 139.04%Sep 2, 2025 — Sep 4, 2026	+ 97.71%
Valuation
Market Cap	$113 B	$110 B	$102 B
P/E Ratio	13.37	15.29	14.56
Dividend Yield	2.21%	1.53%	3.54%
Net MarginTrailing 12M	5.5%	5.2%	4.7%
Risk
Beta	0.56	0.59	0.73
52-Week Range	161.93 — $398.52	153.20 — $375.11	126.74 — $260.68
Company
Sector	Energy	Energy	Energy
Industry	Energy	Energy	Energy

Company

MPCEnergy · Energy
VLOEnergy · Energy
PSXEnergy · Energy

FinnhubUpdated 22:48

To Understand This

P/E and the Valuation RatiosYou can't tell whether a stock is cheap or expensive by looking at its price.Diversification: How Many Baskets Are Enough?Owning ten different stocks is not the same as owning ten different risks.