After a few days of hesitation SPY followed SPX in triggering the buy signal TrendXplorer issued. The rise occurred on low volume though, well below the 50ma. NDX is the last big index that is still in neutral sell territory and on the verge of having is sell signal too. NDX's rise is on higher volume at around the 50ma, but volume in the QQQ's (chart not shown) was low again.
