Most people don't know that solar stocks haven't been great investments, despite the huge growth in solar over the past decade. Two exceptions: SolarEdge (SEDG 2.81%) and Enphase (ENPH 3.80%), which have been monster stocks. However, both are down more than half so far in 2023 and are well below all-time highs. Screaming buys? In this video, Motley Fool contributors Jason Hall and Tyler Crowe break down why they're down, and whether they're as cheap as they look. 

*Stock prices used were from the morning of Sept. 8, 2023. The video was published on Sept. 15, 2023.