Options LiquidityMatrix August 2018

The smaller option exchange groups have gained volume market share in 2018 with Cboe and NASDAQ giving up share to NYSE, MIAX, and BOX. The industry continues to experience narrow average bid/offer spreads with this figure coming in at 0.23 in August. Year to date option volumes are strong, up 17% versus the first eight months of 2018. and on track for a record year in 2018. TABB Group’s monthly Options LiquidityMatrix™ analyzes the 15 US options exchanges, in addition to broader industry trends. Metrics include market share, market quality, average spread, average trade size, and volume breakdown for all options and penny options.