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

SelectedToday1M Return

LMTLockheed Martin Corp− 1.51%+ 10.60%
SPCXSpace Exploration Technologies Corp− 0.71%+ 37.22%
Partial Period · Jul 31, 2026 — Sep 4, 2026
RTXRTX Corp− 0.80%− 6.83%
Partial Period · Jul 31, 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+ 10.6%SPCX+ 37.2%RTX− 6.8%Tap or hover the chart for values along the way

Metric	LMTLockheed Martin Corp	SPCXSpace Exploration Technologies Corp	RTXRTX Corp
Return
Last Price	524.92	148.68	200.51
Daily Change	− 1.51%	− 0.71%	− 0.80%
Period ReturnPast Month	+ 10.60%	+ 37.22%Jul 31, 2026 — Sep 4, 2026	− 6.83%Jul 31, 2026 — Sep 4, 2026
Valuation
Market Cap	$121 B	$1.96 T	$270 B
P/E Ratio	19.34	—	35.31
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 22:51

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.