$AAPL Dark Cloud Cover Pattern 
Daily appearances since 2010-01-04: 112
Performance (Close) 5 days later ±:
Avg: 0.96
Worst: -17.08
Best: 25.69 

10 days later:
Avg: 0.91
Worst: -36.20
Best: 22.13 

30 days later:
Avg: 3.36
Worst: -73.41
Best: 60.49