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Compare

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

SelectedTodayYTD Return

AIREreAlpha Tech Corp− 3.82%− 87.12%
BLINBridgeline Digital Inc− 2.87%+ 10.14%
TDYTeledyne Technologies Inc+ 0.46%+ 17.71%

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.

AIRE− 87.1%BLIN+ 10.1%TDY+ 17.7%Tap or hover the chart for values along the way

Metric	AIREreAlpha Tech Corp	BLINBridgeline Digital Inc	TDYTeledyne Technologies Inc
Return
Last Price	1.51	0.92	610.65
Daily Change	− 3.82%	− 2.87%	+ 0.46%
Period ReturnYear to Date	− 87.12%	+ 10.14%	+ 17.71%
Valuation
Market Cap	$8.09 M	$11.6 M	$28.3 B
P/E Ratio	—	—	29.54
Dividend Yield	—	—	—
Net MarginTrailing 12M	430.4%	8.7%	15.3%
Risk
Beta	-2.80	1.01	0.90
52-Week Range	1.25 — $45.00	0.69 — $1.62	483.02 — $697.67
Company
Sector	—	—	Information Technology
Industry	Technology	Technology	Electrical Equipment

Company

AIRETechnology
BLINTechnology
TDYInformation Technology · Electrical Equipment

Alpaca · SIPUpdated 02:0015 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.