The biggest decliner in the S&P 500 today, for instance, was Mylan (MYL). Disappointing results, manufacturing problems and weak demand hammered the drug maker 24 percent. That was its worst decline in at least a decade
Government shutdown? Nope. Trade war with China? Probably not if talks continue. Recession? Just when it looked like things were slowing down, the data turned positive. The pessimists just couldn’t win.