In a sign that solar power is gaining momentum, S&P MidCap 400 constituent First Solar Inc. (NASDAQ: FSLR) is moving on up to the S&P 500. The solar technology company and global provider of solar modules is replacing Fortune Brands Home & Security on the index. This move comes amid a backdrop of home solar [...] The post NBCT Holding First Solar Joins S&P 500 appeared first on ETF Trends .