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

SelectedToday6M Return

SPCXSpace Exploration Technologies Corp− 0.66%− 7.51%
Partial Period · Jun 12, 2026 — Sep 4, 2026
CATCaterpillar Inc+ 1.67%+ 8.00%
RTXRTX Corp− 0.68%+ 1.58%

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.

SPCX− 7.5%CAT+ 8.0%RTX+ 1.6%Tap or hover the chart for values along the way

Metric	SPCXSpace Exploration Technologies Corp	CATCaterpillar Inc	RTXRTX Corp
Return
Last Price	148.74	813.48	200.76
Daily Change	− 0.66%	+ 1.67%	− 0.68%
Period ReturnPast 6 Months	− 7.51%Jun 12, 2026 — Sep 4, 2026	+ 8.00%	+ 1.58%
Valuation
Market Cap	$1.96 T	$375 B	$271 B
P/E Ratio	—	34.99	35.35
Dividend Yield	—	2.10%	2.95%
Net MarginTrailing 12M	31.3%	14.5%	8.3%
Risk
Beta	5.77	1.61	0.31
52-Week Range	104.83 — $225.64	414.29 — $1,073.46	150.61 — $226.88
Company
Sector	—	Industrials	Industrials
Industry	Telecommunication	Machinery	Aerospace & Defense

Company

SPCXTelecommunication
CATIndustrials · Machinery
RTXIndustrials · Aerospace & Defense

Alpaca · SIPUpdated 19:4615 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.