Optiver and CME to offer Nasdaq mini options block trading; From 24 January, institutional investors can source direct liquidity from Optiver in Nasdaq options blocks via electronic execution during an extended 23-hour trading day at CME. Annabel Smith – The Trade Market maker, Optiver, and derivatives exchange CME Group have set out plans to launch block trading on Nasdaq E-mini options in a bid to help institutional investors manage risk during heightened market volatility. /jlne.ws/3nMVs1B