#Polymarket

“We’ll make this right and are fully reimbursing all affected traders,” the company said in a post after trading resumed.

Betting markets like Polymarket and Kalshi have transformed America’s democracy into a new kind of casino.

The agency is examining Polymarket’s controls for determining where customers are located, as well as its advertising activities in the U.S.

The federal agency had previously investigated whether Polymarket allowed U.S. users on to its offshore platform in 2024, but dropped the measures in July 2025.

The NBA said the multi-year deals would help establish a data-sharing framework to root out insider betting and other forms of corruption that have rocked the league...

The prediction market has hired a former FBI official to make sure political insiders don't use the platform for profit from confidential election information.

While platforms like Polymarket and Kalshi are meant 'to aggregate the wisdom of the crowd,' professor warns that a few 'relatively large players' are 'putting up very large sums'

The NBA announced Monday it is partnering with prediction markets Kalshi and Polymarket, as multiple states have sued those companies in an attempt to establish their regulatory authority over them.…

Deposit $10, get a $25 trading bonus with Polymarket promo code NYPMAX1 for college football.

Pete Hegseth has barred Pentagon personnel from using inside information to bet on Polymarket and Kalshi, warning that wagers could expose military plans.

Pentagon memo: Insider trading gives US enemies key intel on military operations.

Kalshi and Polymarket both price event contracts, and neither publishes the depth number the other does. Two filters that read like "only serious markets" turned out to be venue filters in disguise — 10 of 10 rows from one exchange, then 10 of 10 from the…

Polymarket election markets drew over $600 million, but suspicious trading and post-election contracts raise questions about volume.

Location is becoming a real obstacle, rather than a symbolic one, for users of prediction markets.

According to federal prosecutors, Michele Spagnuolo made more than $1 million on the prediction market platform using confidential information about Google Search traffic.

Prediction market trading volume has risen from under $5 billion monthly in mid 2025 to nearly $24 billion in April 2026, with sports dominating.

The Nevada Gaming Commission sued the company over its sports event contracts, and the platform was briefly barred from operating in the state earlier this year, according to Barron’s.

CFTC chairman Michael Selig sat down with WIRED to discuss how the agency scours Polymarket and other prediction markets for illegal activity.