Equities LiquidityMatrix May 2017

Every month, TABB Group’s Equities LiquidityMatrix™ provides the industry with metrics from 25 ATS/SDPs, including stock capitalization distribution, block and demi-block % (shares & notional), midpoint %, and inside NBBO %, as well as a breakdown of exchange market share. In May 2017, the VIX average close 10.9, the lowest monthly VIX average close in 10 years. Although volatility and volume are typically correlated, industry average daily volume increased 3% month-over-month to 6.7 billion shares in May 2017.