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

SelectedToday1M Return

ARMArm Holdings PLC+ 3.60%− 10.24%
NVDANVIDIA Corp+ 1.37%+ 15.39%
Partial Period · Jul 31, 2026 — Sep 4, 2026
MUMicron Technology Inc+ 4.52%+ 21.45%
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.

ARM− 10.2%NVDA+ 15.4%MU+ 21.4%Tap or hover the chart for values along the way

Metric	ARMArm Holdings PLC	NVDANVIDIA Corp	MUMicron Technology Inc
Return
Last Price	251.33	231.58	1,001.46
Daily Change	+ 3.60%	+ 1.37%	+ 4.52%
Period ReturnPast Month	− 10.24%	+ 15.39%Jul 31, 2026 — Sep 4, 2026	+ 21.45%Jul 31, 2026 — Sep 4, 2026
Valuation
Market Cap	$268 B	$5.60 T	$1.13 T
P/E Ratio	257.83	29.27	22.67
Dividend Yield	—	0.03%	0.60%
Net MarginTrailing 12M	20.3%	63.7%	55.9%
Risk
Beta	3.91	2.22	2.37
52-Week Range	100.02 — $452.70	164.07 — $236.54	117.30 — $1,255.00
Company
Sector	Information Technology	Information Technology	Information Technology
Industry	Semiconductors	Semiconductors	Semiconductors

Company

ARMInformation Technology · Semiconductors
NVDAInformation Technology · Semiconductors
MUInformation Technology · Semiconductors

FinnhubUpdated 20:05

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.