This screener lists stocks that currently match BB(20,2) Trending Up Last 13 Days, one of the Bollinger BandWidth, % screens. The Bollinger BandWidth indicator quantifies the width of the Bollinger Bands. Bollinger Bands consist of a middle band, typically a simple moving average, surrounded by an upper and lower band representing a specified number of standard deviations from the middle band. The list is updated daily: open a chart for any ticker, or customize the screen, set an alert and backtest it as a trading strategy.