Rigetti Computing (RGTI 4.60%) has been one of the best-performing and most volatile stocks in recent history. Over the past year, Rigetti shares have gained about 1,400% as quantum computing hype has accelerated. However, since peaking in January of this year, the stock price has been rather volatile, plunging by as much as 70% from the peak before rebounding. As of this writing, Rigetti is trading for about 30% below its all-time high. With quantum computing still in the early stages and Rigetti trying to ...