US regulator warns Kalshi and rivals that plus/minus odds could mislead traders, as legal fights over prediction markets and gambling law continue.
prediction markets
Michigan and Nevada have cut ties with the NCPG after it took $2 million from prediction-market firm Kalshi, sparking a legitimacy crisis.
A federal judge rejected Kalshi's bid to block Connecticut's gambling law, finding its sports contracts aren't federally regulated swaps.
A Gambling Insider analysis finds Kalshi "combo" bettors lose up to 35 cents per dollar staked, far worse than the blended figure widely reported.
Railbird Exchange, DraftKings' DKeX platform, has filed nine NFL and college football contracts with U.S. regulators ahead of kickoff.