Underdog sues five states over prediction markets
The company says state gambling laws are pre-empted by federal commodities rules.
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Kalshi brings Oddpool in-house
The prediction-market data startup was co-founded by Avi Arora and Ritesh Malpani, and its founders said talks with chief executive Tarek Mansour convinced them they could move faster inside Kalshi.
Michigan pauses Robinhood’s new sports event contracts
The state says the company will stop taking new sports-related positions by the end of Wednesday and unwind existing ones by Oct. 9, while the wider fight over prediction markets continues.
Polymarket names first companywide CFO as fundraising looms
Warren Jenson joins as the company seeks new capital and expands its regulated exchange and global platform.
10th Circuit lets Utah keep enforcing gambling laws against Kalshi
The appeals court declined to pause state action while Kalshi challenges a ruling that federal law does not preempt Utah’s gambling ban.
Small bets sway US congressional prediction markets
The Anti-Corruption Data Collective said a $3,500 wager could move almost every market it studied, and the exchanges pushed back.
Tema launches first prediction-market ETF
The actively managed fund buys public stocks and private stakes in Kalshi and Polymarket, while steering clear of event contracts and charging 0.75% a year.
New Mexico tribes finish bid to block Kalshi on tribal lands
The Mescalero Apache Tribe and three pueblos say the prediction-market firm’s sports contracts undercut tribal compacts and federal law, while Kalshi points to CFTC authority and a recent Ninth Circuit ruling in Nevada.
Polymarket adds Squads to bring trading into group chats
The new in-app feature lets friends message, share positions and trade through their own accounts while Polymarket leans into football season.
LeBron James teases Polymarket partnership with football focus
A short X video showed him inside Polymarket HQ, with the campaign expected to center on football.
NFL presses Kalshi and Polymarket to drop objectionable bets
The league said wagers on injuries, officiating, broadcast mentions and celebrity attendance could threaten game integrity as the 2026 season nears.
Fanatics folds prediction markets into Sports & Casino app
Existing users can keep their account data and rewards as the company rolls sports betting, casino play and event contracts into a single interface.