River Markets closed an $8.5 million seed round led by Haun Ventures to build unified execution and risk tools, helping professional traders navigate fragmented event-contract venues with greater speed and scale.
City Council Speaker Julie Menin launches probe into Polymarket, Kalshi and others over deceptive influencer ads featuring $1.9 million in fabricated trades that targeted young traders.
Traders are piling into Kalshi’s August precipitation contracts, now pricing an 88% chance of more than 4 inches and 65% odds of clearing 5 inches after 3.2 inches already fell, with more storms on the way.
Traders have staked over $120 million on Bitcoin’s 2026 path, pricing a 68% chance of $70,000 while assigning just 12% odds of reaching $100,000 before early 2027.
FlightAware withdrew its lawsuit against Kalshi just one day after filing, ending a clash over flight data and trademarks used in cancellation event contracts that saw minimal trader interest.
Federal regulators invoke emergency powers, ordering Kalshi to keep event contracts trading in New York amid a high-stakes state lawsuit seeking to shut operations as illegal gambling and demanding major penalties.
Gen Z investors are folding sports betting into long-term wealth plans, with 26% treating it as strategy and 52% redirecting stock funds, per Betterment’s new survey revealing a sharp generational shift.
Prediction markets demand real money behind forecasts, holding pundits accountable where media narratives face no cost. By aggregating capital-weighted knowledge, they deliver sharper signals and democratize reliable truth-seeking for better policy decisions.
Sports prediction market volume hit $2.64 billion as MLB games such as White Sox versus Red Sox drew millions and NFL preseason trading accelerated sharply ahead of the regular season.
Kalshi partners with Nasdaq for multi-year real-time surveillance technology, bolstering detection of insider trading and market abuse amid regulatory scrutiny while scaling oversight for growing volumes and CFTC compliance.
