How bad were things for the S&P 500 Index ($SPX) on Thursday, Nov. 20? Not quite as bad as you might think. I’ve been writing here on Barchart for months, lamenting the fact that a small number of huge stocks are carrying the market. On Thursday, those stocks, mostly in the tech sector, reminded traders that markets often drop faster than they rise. It’s only a day, but all trends begin that way. More News from Barchart Still, there were quite a few stocks up more than 1% on the day. That means nothing ...