The Chicago Board Options Exchange (CBOE) has proposed to offer Extended Trading Hours (ETH) on certain index options contracts.

Starting on March 2, CBOE intends to commence ETH session trading in options on the CBOE Volatility Index (VIX). On March 9, CBOE intends to commence ETH session trading in the end-of-month series of S&P 500 Index options as well as S&P 500 Index Weeklys Options. The CBOE’s proposed ETH are 2:00–8:15 a.m., Monday through Friday.

In 2010, CBOE Futures Exchange commenced trading in VIX futures during limited ETH. In 2014, ETH for VIX futures expanded to nearly 24 hours per day during the business week.

Click here for the corresponding CBOE Fact Sheet.