Quarterly numbers are inherently backward-looking. If you just rely on quarterly results to make investment decisions, you're handicapping yourself, as future results will be dependent on the business's operations after that quarter.
Fitbit (FIT) has been plagued by stagnating revenue and many quarterly losses since its IPO, and the stock is currently trading at near all-time lows and well off its IPO price.
The main reason for this poor performance has been Fitbit's reliance on episodic sales from hardware revenue. When the company controlled the majority of the tracker market,