A.) There is a long term trend line in place that goes back to mid-2007.
B.) There are secondary trend lines in place that go back to 2008.
C.) The MACD has given a buy signal
D.) Prices are strengthening relative to recent levels
A.) An upward trend line started in early August
B.) Prices moved through key resistance levels by gapping up on strong volume. This is about the strongest move an issue can make.
Notice the EMA orientation -- all the EMAs are moving higher, the shorter EMAs are above the longer EMAs and prices are above all the EMAs.
This is a very bullish chart.