The Chicago Board Options Exchange (CBOE) is an options exchange based in Chicago, IL. The CBOE was the first dedicated options exchange when it was founded in 1973. Since then, it has become one of the world’s largest options exchanges.
In addition to U.S. options, the CBOE also hosts options issued by other exchanges around the world, including FTSE and Russell index options issued by the London Stock Exchange. In addition to options, futures are also traded on the exchange.
The CBOE Volatility Index (VIX) is a key index in options trading. VIX-based futures can be traded on the exchange 24 hours a day.
Trading hours: Monday through Friday 8:30 a.m. to 3: 00 p.m. CT (UTC-6)
Extended trading hours for SPX / VIX Options: Monday through Friday 2:00 a.m. to 8:15 a.m. CT
Extended trading hours VIX futures: 3:30 p.m. (5:00 p.m. on Sunday) to 8:30 a.m. CT
Settlement cycle: T+3