Polymarket Launches Private Company Prediction Markets, Opening $5 Trillion Asset Class to Retail Traders

Polymarket has partnered with Nasdaq Private Market to launch crypto-based prediction markets tied to private company milestones, democratizing access to an investment category that has historically been restricted to institutional investors and wealthy accredited individuals. The new markets allow retail traders to speculate on outcomes surrounding privately held firms, including valuation targets, IPO timing, and…

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Polymarket Denies Data Breach After Hacker Claims to Sell 300,000 User Records

Prediction markets platform Polymarket has rejected claims of a security breach after a hacker posted on the dark web claiming to have stolen over 300,000 user records, calling the allegations “complete and utter nonsense” and stating the information is publicly accessible. A hacker using the pseudonym “xorcat” posted on DarkForums on Tuesday claiming to have…

Polymarket Denies Data Breach After Hacker Claims to Sell 300,000 User Records

Prediction Markets Reflect Wisdom of Informed Minority, Not the Crowd, New Study Finds

A study has challenged the long-held belief that prediction markets harness the “wisdom of the crowd,” revealing instead that these platforms primarily reflect the insights of a small, well-informed minority of participants. The research, which analyzed trading patterns and outcomes across major prediction market platforms, found that market accuracy stems not from aggregating diverse opinions…

Prediction Markets Reflect Wisdom of Informed Minority, Not the Crowd, New Study Finds

Polymarket Traders Profit $37K From Paris Weather Station Glitch, Sparking Tampering Investigation

Two Polymarket traders netted $37,000 after correctly betting on unusual temperature spikes at a Paris airport weather station, prompting French authorities to launch a tampering investigation into what meteorologists say were unlikely natural events. The suspicious trades occurred across two separate prediction markets focused on maximum daily temperatures at Charles de Gaulle Airport on April…

Polymarket Traders Profit $37K From Paris Weather Station Glitch

42 Democratic Lawmakers Demand CFTC Warn Federal Workers on Prediction Market Trading

At least 42 Democratic lawmakers have formally requested that the United States Commodity Futures Trading Commission and the Office of Government Ethics issue comprehensive guidance warning federal employees against using insider information to trade on prediction markets. The letter, addressed to CFTC Chair Mike Selig and the Office of Government Ethics, cited “multiple incidents” that…

42 Democratic Lawmakers Demand CFTC Warn Federal Workers on Prediction Market Trading