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Kalshi Posts Record Volumes as Online Sports Betting Surges
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Tangentially relevant to AI safety as prediction markets like Kalshi are sometimes discussed as mechanisms for aggregating forecasts on AI risk and policy outcomes; this article covers commercial growth rather than forecasting methodology or AI applications.
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Importance: 22/100news articlenews
Summary
Kalshi, a CFTC-regulated prediction marketplace, has grown its annualized trading volume from $300 million to $40-50 billion since August 2025, largely driven by sports betting contracts. The platform is forming partnerships with major sports leagues and crypto platforms, positioning prediction markets as a disruptive alternative to traditional sportsbooks. This rapid growth highlights the expanding commercial and regulatory significance of prediction markets beyond their traditional forecasting applications.
Key Points
- •Kalshi's annualized trading volume exploded from $300M to $40-50B between August and December 2025, driven primarily by sports event contracts.
- •Football-related contracts alone accounted for 90% of December trading volume, signaling heavy consumer demand for sports prediction markets.
- •Kalshi has partnered with the NHL, and crypto platforms including TRON, Phantom, and Coinbase to broaden market access.
- •The platform operates under CFTC oversight as an event contract marketplace, distinguishing it legally from traditional sportsbooks.
- •This growth positions prediction markets as a potential disruptive force challenging established online sports betting operators.
Cited by 1 page
| Page | Type | Quality |
|---|---|---|
| Kalshi (Prediction Market) | Organization | 25.0 |
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Kalshi Posts Record Volumes and Sports-Betting World Enters New Y Skip to main content February 25, 2026 Volume XVI, Number 56 Legal Analysis. Expertly Written. Quickly Found. Login Trending News False Claims Act: 2025 Year in Review Supreme Court Strikes Down IEEPA Tariffs: Key Takeaways and Next Steps for Businesses What Every Multinational Should Know About …The New Section 122 Tariffs and Preserving IEEPA Refund Rights Rights and Wrongs- Unpacking the Civil Rights Fraud Initiative and the False Claims Act Supreme Court Strikes Down IEEPA Tariffs: What Construction Industry Stakeholders Need to Know Post-SCOTUS Tariff Reset: Trump Replaces IEEPA Duties with Temporary Section 122 10% Import Surcharge, Likely to Increase to 15% Supreme Court Invalidates Trump Administration’s IEEPA Tariffs Supreme Court Overturns “Reciprocal” and “Trafficking” Tariffs Imposed Under IEEPA FERC Takes Action to Streamline its Environmental Review of Hydropower Projects Update on M&A Considerations Following Supreme Court Invalidation of IEEPA Tariffs The Future of Privacy Enforcement? California Introduces Privacy Whistleblower Law 43 New Articles HB Ad Slot HB Mobile Ad Slot Timothy Keane Email (877) 357-3317 Bio and Articles Eli France Email (877) 357-3317 Bio and Articles Find Your Next Job ! Insurance Defense & Civil Litigation Attorney Legal Counsel, Property & Casualty - Hybrid Paralegal (MMA & Guy Carpenter) Explore More Job Openings HB Ad Slot Kalshi Posts Record Volumes as the Surging Online Sports-Betting World Enters the New Year With a Bang by: Timothy Keane , Eli France , The National Law Review National Law Review News Tuesday, January 6, 2026 Related Practices & Jurisdictions Entertainment Art Sports Tax Administrative Regulatory Illinois New York New Hampshire Rhode Island District of Columbia Print Mail Download />i Kalshi—the world’s largest prediction marketplace that allows users to trade contracts on the outcomes of real-world events—increased its annualized trading volume from $300 million to $40–50 billion since August 2025, according to a December 17, 2025 research report by Foresight Ventures. Despite several adverse legal rulings in recent months, Kalshi continues to grow exponentially. Trading volumes on Kalshi reached $2.3 billion for the week ending December 21, and the company surpassed 27.6 million trading transactions processed in the month of December. The surge in year-end trading volume on Kalshi is primarily due to sporting event contracts, with the College Football Playoffs and the NFL playoffs coming into focus. It’s been reported that sports wagers on football-related events accounted for 90% of Kalshi’s trading volume in December. The prediction markets’ growing footprint in the professional sports ecosystem was further highlighted in October when the NHL became the first of the major North American sports leagues to embrace prediction markets, entering partnerships with market leaders Polymarket and Kalshi. The Wall Street J
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