Compare · Opening Bell

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.

RKLB− 12.9%ALAB+ 1.5%WDC− 23.5%Tap or hover the chart for values along the way

Selected

RKLBRocket Lab Corp
3M TRY Return
Today+ 8.79%
ALABAstera Labs, Inc.
3M TRY Return
Today+ 11.29%
WDCWestern Digital Corp
3M TRY Return
Today+ 5.79%
Up to four stocks read side by side on the same scale.

Metrics Table

Metric	RKLBRocket Lab Corp	ALABAstera Labs, Inc.	WDCWestern Digital Corp
Return
Last Price	58.55	288.82	376.76
Daily Change	+ 8.79%	+ 11.29%	+ 5.79%
Period ReturnPast 3 Months · TRY
Valuation
Market Cap	$35.0 B	$50.1 B	$141 B
P/E Ratio	–	142.22	14.51
Dividend Yield	–	–	–
Net MarginTrailing 12M	21.5%	30.7%	69.2%
Risk
Beta	3.19	3.81	2.30
52-Week Range	38151	98499	122800
Company
Sector	Industrials	Information Technology	Information Technology
Industry	Aerospace & Defense	Semiconductors	Technology

Company

RKLBIndustrials · Aerospace & Defense
ALABInformation Technology · Semiconductors
WDCInformation Technology · Technology

Claude Comparison Note

Claude is preparing the comparison…

Alpaca · SIPUpdated October 27 19:59 NY15 Minutes DelayedMay Be Out Of Date

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.