Tech stocks saw a boom year in 2021 as they soared through the tail end of the pandemic. But tech stocks that went public during that year got stuck between a bull and bear market.Amplitude (AMPL -1.76%) is one such example. The software-as-a-service stock, which specializes in digital analytics and digital product optimization, went public in September 2021. The stock initially soared out of the gate on the broader enthusiasm for the software sector and the company's strong growth at the time of its market ...