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

SelectedToday1Y Return

PCARPaccar Inc+ 0.24%+ 26.03%
Partial Period · Sep 2, 2025 — Sep 4, 2026
CATCaterpillar Inc+ 1.69%+ 95.96%
Partial Period · Sep 2, 2025 — Sep 4, 2026
CMICummins Inc+ 2.76%+ 46.21%
WABWestinghouse Air Brake Technologies Corp+ 0.72%+ 46.65%
Partial Period · Sep 2, 2025 — Sep 4, 2026

Four symbols is the limit; remove one to add another.

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.

PCAR+ 26.0%CAT+ 96.0%CMI+ 46.2%WAB+ 46.7%Tap or hover the chart for values along the way

Metric	PCARPaccar Inc	CATCaterpillar Inc	CMICummins Inc	WABWestinghouse Air Brake Technologies Corp
Return
Last Price	124.82	813.64	560.57	282.84
Daily Change	+ 0.24%	+ 1.69%	+ 2.76%	+ 0.72%
Period ReturnPast Year	+ 26.03%Sep 2, 2025 — Sep 4, 2026	+ 95.96%Sep 2, 2025 — Sep 4, 2026	+ 46.21%	+ 46.65%Sep 2, 2025 — Sep 4, 2026
Valuation
Market Cap	$65.7 B	$375 B	$77.4 B	$47.8 B
P/E Ratio	26.28	35.00	28.65	37.99
Dividend Yield	1.17%	2.10%	2.98%	0.42%
Net MarginTrailing 12M	9.0%	14.5%	7.8%	10.6%
Risk
Beta	0.95	1.61	1.24	0.94
52-Week Range	92.25 — $139.24	414.29 — $1,073.46	390.11 — $737.76	184.26 — $306.64
Company
Sector	Industrials	Industrials	Industrials	Industrials
Industry	Machinery	Machinery	Machinery	Machinery

Company

PCARIndustrials · Machinery
CATIndustrials · Machinery
CMIIndustrials · Machinery
WABIndustrials · Machinery

Alpaca · SIPUpdated 19:4815 Minutes Delayed

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.