Other trades of note:
PowerShares QQQ ETF (QQQ) at 140.85, a Bull Put Spread traded 6,500 times. The trader sold the Aug 18th 140/130 spread for a 1.73 credit.
VanEck Vectors Gold Miners ETF (GDX) at 21.55, a Bear Call Spread traded 4,183 times. The trader sold the Dec 15th 27/32 spread for a credit of 27 cents.
SPDR S&P Oil & Gas Exploration & Production ETF (XOP) at 31.40, a Calendar Spread traded 50,000 times. The trader sold the Sept 15th 26 Puts and bought the Nov 17th 26[...]