Exchange holding company Cboe Global Markets, Inc. (Nasdaq: CBOE) has said that trading volume in options on the Cboe Volatility Index® (VIX®) reached a new all-time high on Friday, December 1.

In VIX options at Cboe Options Exchange, a reported 3.1 million contracts traded on Friday, far surpassing the previous single-day record of 2.6 million contracts on Monday, September 25, 2017.

Five of the ten busiest single days ever for trading VIX options have occurred in 2017.