Prediction Market Categories Explained: 6 Verticals (May 2026)

§ 01 Executive Snapshot

• What: Prediction markets in 2026 are categorized into six core verticals, including politics, sports, economics, crypto, climate, and entertainment.
• Who: Key players include Kalshi, Polymarket, ForecastEx, and Robinhood Event Contracts.
• Why it matters: Understanding these categories is crucial for navigating the evolving landscape of prediction markets and their regulatory frameworks.

§ 02 Key Developments

• Kalshi leads in US-regulated political contracts after a significant court win in October 2024, while Polymarket dominates global political liquidity, attracting over $3.6 billion in notional volume during the 2024 US presidential cycle.
• In sports, Kalshi launched contracts for NFL, NBA, and MLB game outcomes in 2025, with Robinhood Event Contracts offering a subset of these at a flat fee of $0.02 per side.
• ForecastEx and Kalshi list contracts for economic indicators like CPI and GDP, with ForecastEx being the clearing-grade choice through Interactive Brokers.

§ 03 Strategic Context

• The prediction market landscape has evolved with regulatory changes allowing platforms like Kalshi to list single-game outcome contracts, signaling a shift in how these markets are perceived legally.
• Each vertical in prediction markets brings unique characteristics regarding liquidity, resolution sources, and regulatory frameworks, influencing market dynamics and participant strategies.

§ 04 Strategic Implications

• The growth in liquidity for political contracts indicates a strong interest and potential profitability in prediction markets, especially during election cycles, which can attract institutional participants.
• The differentiation in contract types and platforms suggests that participants must navigate a complex ecosystem, impacting their trading strategies and risk management.

§ 05 Risks & Constraints

• Regulatory challenges persist, particularly in states contesting the legality of sports contracts listed by Kalshi, which could hinder market expansion.
• The fragmentation of liquidity across different platforms can lead to price discrepancies and complicate the trading experience for new participants.

§ 06 Watchlist / Forward Signals

• Upcoming events like the 2026 midterm elections will serve as critical testing grounds for political contract liquidity and platform performance.
• The evolution of legal frameworks surrounding sports contracts will be pivotal in determining the future viability and acceptance of prediction markets in various states.