PowerShares QQQ Trust (QQQ) call put ratio 1 call to 1.5 puts as share price near all-time high
PowerShares QQQ Trust (NASDAQ: QQQ) 30-day option implied volatility is at 19; compared to its 52-week range of 15 to 30. Call put ratio 1 call to 1.5 puts as share price near all-time high.

