Many technical analysts turned excited in late August when the percentage of S&P 500 stocks above their 50 dma surged from below 5% to over 90%. Historically, such breadth and momentum thrusts have signaled a fresh bull market with a track record of 100% accuracy. Since then, the percentage of stocks above their 50 dma retreated all the way back down to 5%. The breadth thrust fizzled. Here's why. The full post can be found here.