Polymarket’s social-media account has repeatedly identified signs of insider trading on its prediction-market platform. It ...

With prediction markets booming, so have concerns about insider trading. Now, Kalshi has disclosed its first public actions ...

OpenAI fired an employee for allegedly using confidential information to trade on Polymarket, intensifying scrutiny over insider activity in prediction markets.

Prediction markets like Polymarket and Kalshi have actively courted people who have insider information to place bets on their platforms, claiming that it serves as a “signal” in the noise. Turns out ...

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The editor failed to cooperate with Kalshi’s investigation into the alleged insider trading, according to the company ...

By intervening in individual bets, companies like Kalshi and Polymarket are not acting as neutral market makers, as they have claimed in litigation.

The company said it fined a MrBeast video editor and former gubernatorial candidate for California.

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A letter to Commodity Futures Trading Commission Chairman Michael Selig cites three Polymarket contracts related to a NASA ...