It seems that trading the S&P 500 index lately has become an afterthought for most investors on Wall Street, especially considering how little volatility there has been recently to compress the number of opportunities for a profitable run. However, that doesn’t mean money is just going to sit idly by; there are signs of activity elsewhere in the stock market. Some names have been picked up by traders in an unusual reading of trading volume, meaning a potential sign of accumulation or speculation for a short ...