The round, reported at roughly twice Kalshi's prior valuation, would make the prediction market one of the most valuable private US financial firms as it expand

The appellate decision rejecting Kalshi's swaps-based defense opens the door to state gambling enforcement and raises the odds of Supreme Court review of predic

House Oversight Chair James Comer is widening an investigation that follows Kalshi's suspension of congressional candidates and a DOJ case against a Google engi

The case highlights insider trading risk on geopolitical markets and prompted both Polymarket and Kalshi to announce new security measures, with Trump calling t

The move follows scrutiny of roughly $5B in trading activity and questions about whether incentive-driven volume inflated reported Kalshi figures.

Polymarket's stock-price contracts, roughly $220M across 31,000 markets, have drawn scrutiny over whether event contracts are functioning as unregulated securit

The hire signals Polymarket's push to attract Wall Street liquidity and hedge fund participation as prediction markets face mounting regulatory scrutiny.

The suspensions underscore how candidate-level self-trading has become a flashpoint for regulators scrutinizing prediction market integrity.

The ban adds Brazil to a growing list of jurisdictions restricting offshore prediction markets, reflecting a widening global regulatory divide.

Robinhood is folding prediction markets deeper into its brokerage app with weekend trading and AI agents, escalating competition with Kalshi and Polymarket for

Federal scrutiny of the bonus-heavy marketing used to acquire prediction market users could reshape customer acquisition economics for Kalshi, Polymarket and ri

The resignation at the National Council on Problem Gambling follows criticism of the group's ties to Kalshi as gambling harm researchers flag prediction markets

The dispute tests whether state gaming regulators or federal derivatives authorities have jurisdiction over event contracts.

The strategic round targets market-making infrastructure, a bottleneck as prediction market volumes scale toward new highs.

The high-frequency crypto contracts deepen Polymarket's push into short-dated trading, arriving as New York sues over alleged unlicensed gambling.

Retail traders are backing the DKeX prediction market product even as Kalshi's lead and rising costs pressure DraftKings' stock.

The split between brand attention and traded volume illustrates how the two leading venues compete for different parts of the prediction market audience.

Gaming industry executives used the Las Vegas trade show to press lawmakers on the competitive and regulatory threat from event contracts.