AAPL moving toward 5th test of support

AAPL at a +0.25% gain vs the SPX at +0.57%, the Dow at+ 0.33%, the NDX-100 at +0.43%  and the IWM at +0.78%

Care to venture a guess why the IWM is stronger today and has been playing catch up the last 7 days (5.44% vs the DIA at 3.7%)?