Stock scans
Using StockCharts.com
Subscribers to StockCharts.com Extra! service can define their own stock scans. I have created two that sift out stocks that have had a recent crossover of the PPO and signal lines.
Bullish crossover
This scan identifies stocks that currently have a positive PPO histogram value of at least .3 and had a negative PPO histogram value two or three days ago
[type is stock] and [[exchange is Nasdaq] or [exchange is NYSE]] and [sma(20,volume) > 50000] and [Close > 5.0] and [Close < 15.0] and [today's PPO Hist (12,26,9) > 0.3] and [[2 days ago PPO Hist (12,26,9) < 0.0] or [3 days ago PPO Hist (12,26,9) < 0.0]]
Bearish crossover
This scan identifies stocks that now have a negativve PPO histogram value less than -.3 and had a positive PPO hisogram value two or three days ago.
[type is stock] and [[exchange is Nasdaq] or [exchange is NYSE]] and [sma(20,volume) > 50000] and [Close > 5.0] and [Close < 15.0] and [PPO Hist (12,26,9) < -0.3] and [[2 days ago PPO Hist (12,26,9) > 0.0] or [3 days ago PPO Hist (12,26,9) > 0.0]]