The solar rally may finally be upon us. As you can see below, the biggest names in solar have gone on a tear in the last three months. First Solar (NASDAQ: FSLR) and SunPower (NASDAQ: SPWR) are up over 50%, while two of the largest suppliers in the industry, JinkoSolar (NYSE: JKS) and Canadian Solar (NASDAQ: CSIQ), are up double digits, as well.