SDS Crosses Critical Technical Indicator
September 18, 2014 at 11:02 AM EDT
In trading on Thursday, shares of the Proshares UltraShort S&P500 ETF (SDS) entered into oversold territory, changing hands as low as $23.80 per share. We define oversold territory using the Relative Strength Index, or RSI, which is a technical analysis indicator used to measure momentum on a scale of zero to 100..