the Friday February 1, 2019 price close for the weekly $NYA price action chart closed above its 2-year simple moving average ( 104 weeks ) ... for the first time since the late December 2018 multi-week price low for $NYA
many other major US indices now reside near their 100-day simple moving average
the bullish case depends on the index price actions permanently holding back above these chart milestone markers, to confirm an advance with probable staying power is underway