t_kimura/E+ via Getty Images By Scott Kennedy, produced with Colorado Wealth Management Fund. Intro by CWMF Main Street Capital's (NYSE:MAIN) preliminary results, which include a very tight range, were slightly below our projections. Not a really big deal. Not changing our thesis. MAIN is a great BDC, but valuation is very important to investing. It's hard to secure that great entry point with MAIN because investors already know they're either the best BDC or one of the best BDCs. Due to valuation, we have ...