Cboe Global Markets has officially entered the prediction market space with a contract design that goes far beyond the yes/no binary. On March 9 (Beijing time), the world's largest derivatives exchange group unveiled a new "prediction market product framework" built around three possible outcomes, rather than just two. Its debut product, Mini S&P 500 (Mini-SPX) contracts, is expected to launch in the second quarter of 2026.
Breaking the Binary: A Third "Payout Zone"
Cboe's core innovation adds a partial payout zone between the traditional full payout ($100) and zero. Settlement now yields three scenarios: $0, a partial payout (if the outcome falls within a predefined zone), or the full $100. Traders who get the direction right but miss the exact mark still collect something — a clear break from winner-take-all event contracts.
JJ Kinahan, Cboe's head of retail expansion and alternative investment products, said real-world views aren't black-and-white and investors shouldn't be boxed into a yes/no framework. The more nuanced model is designed to reward informed judgement, letting retail traders earn even when they "get the direction but miss the bullseye."
Inspired by Vertical Spreads: Options Logic for the Masses
Cboe acknowledged that the contract design draws directly from vertical spreads — one of the most popular options strategies among retail traders. Global derivatives head Rob Hocking described it as packaging the vertical spread mechanism into a more intuitive, accessible form for a broader audience. "Event-based demand around the S&P 500 index clearly exists," he said. "These new contracts just make it easier for more people to participate."
Data backs that claim. In 2025, average daily volume for 0DTE SPX vertical spreads hit nearly 580,000 contracts, signaling sustained appetite for directional, limited-risk strategies.
Product Specs: Mini-SPX, OCC Clearing, Q2 2026
The first products reference the Mini S&P 500 index (Mini-SPX), allowing traders to express views on U.S. equity market moves — for example, whether the S&P 500 closes above a certain level on a given day. Contracts are securities-based, structured as options wrappers, cash-settled, and listed on the Cboe Options Exchange with central clearing by OCC (Options Clearing Corporation). Cboe is seeking patent protection for the framework and plans to extend it to more indices or single stocks, starting with the SPX ecosystem.
By anchoring to the world's most liquid index options market, Cboe argues the contracts will offer pricing that reflects real market activity, with strong transparency and risk management.
Picture: Traditional Exchanges Race Into Prediction Markets
Cboe's announcement is a major push into prediction markets. As early as February 2026, CoinDesk reported Cboe was in confidential talks with brokers and market makers. Hocking said on February's earnings call that prediction markets are a "logical extension" of Cboe's existing strengths, serving as both a client acquisition tool and an on-ramp to its broader product suite.
The timing aligns with clearer regulatory frameworks from the SEC and CFTC. Compared to Polymarket (blockchain-based, partly under regulatory scrutiny) and Kalshi (CFTC-regulated), Cboe — a licensed, regulated exchange with OCC clearing — offers institutional investors and mainstream brokers higher compliance certainty. Coinbase has partnered with Kalshi for prediction market trading, and Robinhood has dabbled. Cboe's combination of options infrastructure, regulatory standing, and the three-outcome model positions it as one of the most integrated competitors among traditional exchanges.