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

SelectedToday1M Return

GDGeneral Dynamics Corp− 2.04%+ 3.69%
RTXRTX Corp− 0.84%− 6.76%
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.

GD+ 3.7%RTX− 6.8%Tap or hover the chart for values along the way

Metric	GDGeneral Dynamics Corp	RTXRTX Corp
Return
Last Price	358.41	200.44
Daily Change	− 2.04%	− 0.84%
Period ReturnPast Month	+ 3.69%	− 6.76%Jul 31, 2026 — Sep 4, 2026
Valuation
Market Cap	$97.0 B	$270 B
P/E Ratio	21.86	35.29
Dividend Yield	2.13%	2.95%
Net MarginTrailing 12M	8.2%	8.3%
Risk
Beta	0.32	0.31
52-Week Range	306.77 — $400.00	150.61 — $226.88
Company
Sector	Industrials	Industrials
Industry	Aerospace & Defense	Aerospace & Defense

Company

GDIndustrials · Aerospace & Defense
RTXIndustrials · Aerospace & Defense

Alpaca · SIPUpdated 22:3615 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.