Extended Trading Hours (ETH) www.cboe.com/ETH


Type of Trading HoursMonday - Friday*
Extended Trading Hours2:00 a.m. to 8:15 a.m.
Regular Trading Hours8:30 a.m. to 3:15 p.m.

  • All-electronic environment - no trading floor during ETH
  • Multiple appointed Lead Market Makers (LMMs) in both products
  • Full complex order processing via CBOE's Complex Order Book (COB) and Complex Order Auction (COA)
  • Paired order (i.e. crossing or block) trading via CBOE AIM (Automated Improvement Mechanism) with participation right of 40% (subject to Exchange rules and process)

VIX Futures

In 2010 CBOE Futures Exchange (CFE®) began offering futures on the VIX® Index during select limited Extended Trading Hours. Beginning in June 2014, VIX futures trading hours were expanded to nearly 24 hours a day, five days a week.

Type of Trading HoursMonday*Tuesday - Friday*
Extended Trading Hours5:00 p.m. (Sunday) to 8:30 a.m.3:30 p.m. (previous day) to 8:30 a.m.
Regular Trading Hours8:30 a.m. to 3:15 p.m.8:30 a.m. to 3:15 p.m.

* All times shown above are Central (Chicago) times.