Shares of neighborhood-focused platform Nextdoor skyrocketed as much as 49% today. How long will the surge last?

D-Wave Quantum stock has quickly fallen 54% from highs, trading back to a price of around $10 a share as of this writing on ...

D-Wave Quantum's shareholders would've more than quadrupled their money over the last three years. It may seem like a waste of time to calculate a stock's investment return and total dollar amount ...