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

SelectedToday6M Return

LMTLockheed Martin Corp—− 13.24%
SPCXSpace Exploration Technologies Corp− 0.54%− 7.47%
Partial Period · Jun 12, 2026 — Sep 4, 2026
RTXRTX Corp− 0.71%+ 1.50%
Partial Period · Feb 26, 2026 — Sep 4, 2026

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.

LMT− 13.2%SPCX− 7.5%RTX+ 1.5%Tap or hover the chart for values along the way

Metric	LMTLockheed Martin Corp	SPCXSpace Exploration Technologies Corp	RTXRTX Corp
Return
Last Price	—	148.93	200.70
Daily Change	—	− 0.54%	− 0.71%
Period ReturnPast 6 Months	− 13.24%	− 7.47%Jun 12, 2026 — Sep 4, 2026	+ 1.50%Feb 26, 2026 — Sep 4, 2026
Valuation
Market Cap	$121 B	$1.96 T	$270 B
P/E Ratio	—	—	35.34
Dividend Yield	2.79%	—	2.95%
Net MarginTrailing 12M	8.2%	31.3%	8.3%
Risk
Beta	0.12	5.77	0.31
52-Week Range	437.25 — $692.00	104.83 — $225.64	150.61 — $226.88
Company
Sector	Industrials	—	Industrials
Industry	Aerospace & Defense	Telecommunication	Aerospace & Defense

Company

LMTIndustrials · Aerospace & Defense
SPCXTelecommunication
RTXIndustrials · Aerospace & Defense

FinnhubUpdated 21:50

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.