This screener lists stocks that currently match PGO(14) Is Below -3, one of the Pretty Good Oscillator screens. Developed by Mark Johnson, the Pretty Good Oscillator measures the distance of the current price from a Moving Average, expressed in terms of an Average True Range over a similar period. Johnson's approach was to use it as a breakout system for longer-term trades. 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.