The red-hot stock has more than doubled in 2025.Hardly anyone knew about NuScale Power (SMR 0.42%) until last year. The company went public in 2022 via a SPAC merger. Between its day of listing on May 3, 2022, and Dec. 31, 2023, shares of NuScale Power had plunged 69%. But if you had waited a few months, watched the stock reverse course, and then invested $1,000, in NuScale Power stock this time one year ago, your money would have more than tripled by now to nearly$3,100.NuScale Power hasn't even commercia ...