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

SelectedToday1M Return

APHAmphenol Corp+ 0.87%+ 4.32%
COHRCoherent Corp+ 6.60%+ 7.22%
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.

APH+ 4.3%COHR+ 7.2%Tap or hover the chart for values along the way

Metric	APHAmphenol Corp	COHRCoherent Corp
Return
Last Price	82.78	281.86
Daily Change	+ 0.87%	+ 6.60%
Period ReturnPast Month	+ 4.32%	+ 7.22%Jul 31, 2026 — Sep 4, 2026
Valuation
Market Cap	$102 B	$55.1 B
P/E Ratio	20.72	68.53
Dividend Yield	0.97%	—
Net MarginTrailing 12M	17.7%	11.3%
Risk
Beta	1.27	2.18
52-Week Range	39.41 — $89.26	90.00 — $440.00
Company
Sector	Information Technology	Information Technology
Industry	Electrical Equipment	Electrical Equipment

Company

APHInformation Technology · Electrical Equipment
COHRInformation Technology · Electrical Equipment

FinnhubUpdated 23:00

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.