Cboe Global Markets, Inc. announced Tuesday that it has brought back a type of S&P 500 contract after a hiatus of more than a decade, which in the meantime has become a popular mainstay of prediction market platforms Kalshi and Polymarket.
Source: [Bloomberg Markets](https://www.bloomberg.com/news/articles/2026-06-23/cboe-revives-binary-options-to-compete-with-kalshi-polymarket)