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

SelectedToday1M Return

KLACKLA Corp+ 7.22%+ 1.31%
Partial Period · Jul 31, 2026 — Sep 4, 2026
COHRCoherent Corp+ 5.58%+ 1.44%
MRVLMarvell Technology Inc+ 6.23%+ 18.12%
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.

KLAC+ 1.3%COHR+ 1.4%MRVL+ 18.1%Tap or hover the chart for values along the way

Metric	KLACKLA Corp	COHRCoherent Corp	MRVLMarvell Technology Inc
Return
Last Price	185.42	279.17	221.84
Daily Change	+ 7.22%	+ 5.58%	+ 6.23%
Period ReturnPast Month	+ 1.31%Jul 31, 2026 — Sep 4, 2026	+ 1.44%	+ 18.12%Jul 31, 2026 — Sep 4, 2026
Valuation
Market Cap	$242 B	$54.6 B	$194 B
P/E Ratio	50.57	67.88	73.21
Dividend Yield	1.04%	—	0.43%
Net MarginTrailing 12M	35.6%	11.3%	27.9%
Risk
Beta	1.46	2.18	2.31
52-Week Range	83.90 — $307.37	90.00 — $440.00	61.44 — $329.88
Company
Sector	Information Technology	Information Technology	Information Technology
Industry	Semiconductors	Electrical Equipment	Semiconductors

Company

KLACInformation Technology · Semiconductors
COHRInformation Technology · Electrical Equipment
MRVLInformation Technology · Semiconductors

FinnhubUpdated 21:10

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.