House Oversight seeks Kalshi and Polymarket records in prediction-market inquiry
The House Committee on Oversight and Government Reform requested internal records from Kalshi and Polymarket as it investigates trading based on non-public information. Chairman James Comer said the inquiry will examine identity checks, geographic restrictions and detection of suspicious trading; the committee is also assessing safeguards against insider trading.
The inquiry puts prediction-market verification and monitoring practices under congressional scrutiny.