Al: Here is my bolinger breakout scan using your idea. It tends to select horizontal bands that are narrowing. It appears to select some interesting stock. Bollinger theory states that stocks are poised for a breakout under this situation. Don't know which direction until it happens.
//detects BB band breakout on high volumn day
Loop(0,-3 ) // back testing
Float W
Exchange= NYSE, AMEX, NASDAQ
Pe>0 //making some money
Marketcap>=100
Close(0)>close(-1) // up day
Close(0)>=0.5*Range(0) // strong day
Close(0)>=5 //use what you want
Close(0)<=50 //use what you want
close(0)<2*Min(0,-260,lo) //stock not over extended
Vol(0)>2*AvgVol(-1,-21) // 2 times 20 day vol
Movavg(-4,20,cl)+(StDev(-4,-19)*2)<Movavg(-5,20,cl)+(StDev(-5,-19)*2)*1.05
Movavg(-3,20,cl)+(StDev(-3,-19)*2)<Movavg(-5,20,cl)+(StDev(-5,-19)*2)*1.05
Movavg(-2,20,cl)+(StDev(-2,-19)*2)<Movavg(-5,20,cl)+(StDev(-5,-19)*2)*1.05
Movavg(-1,20,cl)+(StDev(-1,-19)*2)<Movavg(-5,20,cl)+(StDev(-5,-19)*2)*1.05
W :=MovAvg(0,19,cl)+2*StDev(0,-19) // Stock avg plus 2 st
Close(-2)<=W // below upper bollinger band
Close(0)>W // above upper bollinger band
Println Symbol:-6,Date(0):8,QRS(0):7:2,Pe:7:1," ",Description
Richard Lockie |
