Options LiquidityMatrix May 2016

The TABB Options LiquidityMatrix™ analyzes the 14 U.S. options exchanges on a monthly basis in addition to the industry as a whole. Metrics include market share, market quality, average spread, average trade size, and volume breakdown for all options and penny options. In April, US listed options volume totaled 311.2 million contracts, 2.3% higher than the year-ago May, but 6.2% lower than April’s totals. Listed options trading this year has been consistently stronger than the first five months of 2015, but volume is tapering off as summer approaches.