Polymarket said it is working with Palantir and TWG AI to monitor trading in sports event contracts. The companies plan to use their Vergence AI system to identify and report suspicious activity, including possible manipulation, coordinated trading and participation by restricted users.
The monitoring partnership could change how Polymarket detects and escalates suspicious trading in sports event contracts.
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US District Judge Jacqueline Scott Corley granted a preliminary injunction in Blue Lake Rancheria v. Kalshi in California on Wednesday. The order bars Kalshi from offering sports contracts on the plaintiff tribes’ lands and requires the tribes to provide boundary maps by 13 November; Kalshi must report its compliance steps within 21 days.
A San Francisco federal judge has blocked Kalshi from listing sports event contracts on land belonging to the California tribes that are suing it. Judge Jacqueline Scott Corley, who sits in the Northern District of California, granted the tribes a preliminary injunction on Wednesday in the case Blue Lake Rancheria v. Kalshi.
Ohio Sen. Bill DeMora filed legislation to bring sports prediction markets under state sports-gambling rules and prohibit election-related event contracts. He said a federal appeals court ruling could help advance the proposals, though the bills would need to be reintroduced in 2027.
Polymarket will stop offering new sports event contracts in Michigan and close existing contracts by 25 November under a court-approved agreement with the Michigan Gaming Control Board. The state agreed to stay enforcement action while the company complies. Polymarket’s appeal of an earlier ruling remains pending before the Sixth Circuit.
Polymarket is withdrawing its sports-related event contracts from Michigan under a court-approved agreement with the Michigan Gaming Control Board (MGCB), the regulator said. Under the agreement, Polymarket will stop offering new sports event contracts in the state and close all existing contracts by 25 November. In return, Michigan has agreed not to take enforcement action against the company for as long as it remains in compliance.
Polymarket US has agreed to stop offering new sports-related event contracts to Michigan customers and close residents’ remaining open positions by 25 November 2026, according to the report. A federal court approved the agreement, which the report says follows similar deals with Coinbase and Robinhood and a preliminary injunction against Kalshi.
Polymarket US will stop selling new event contracts related to sports to Michigan customers, and open positions held by residents of that state will be closed by November 25 2026. A federal court approved the agreement, which came after comparable deals with Coinbase and Robinhood and a preliminary injunction against Kalshi.
Cedar Crossing Casino plans a soft opening on 19 November ahead of a December grand opening in Iowa, according to reports. General Manager Kim Pang said sports betting kiosks are expected for the full opening on 5 December; the Iowa Racing and Gaming Commission approved the casino’s contracts, including its sports wagering licence.