Northwest Bio Closes Below 200-Day Moving Average By Bloomberg Automation (Bloomberg) -- Northwest Biotherapeutics Inc. shares closed below their 200-day moving average. In the past five years, Northwest Bio crossed below this level 13 times and fell an average 4.7% in the next five days ... thats anormal few days for us .. The Relative Strength Index (RSI) is neither overbought nor oversold, and the MACD indicates a downward trend The stock fell 3.8% today to $1.41 and had a total return of -7.9% this year, compared with the 11% advance in the Russell 3000 Health Care Index