The S&P 500 Index, as tracked by SPDR S&P 500 ETF Trust (NYSEARCA: SPY), and the Nasdaq-100 Index, as tracked by the Invesco ...

QYLD has underperformed the S&P 500, returning 8.3% in the past 15-plus months. See why I rate the fund a hold.

Key support levels on the Nasdaq 100 and S&P 500 could dictate ... with dynamic selloffs dominating the charts. With the ...