House Oversight Committee Investigates Kalshi and Polymarket Over Insider Trading Prevention

The U.S. House Committee on Oversight is investigating prediction market platforms Kalshi and Polymarket regarding their measures against insider trading, according to a CNBC report.

By Mary Christine Joy, SA News Editor · Seeking Alpha · May 22, 2026, 11:49 UTC

Topics: insider trading prevention prediction markets U.S. House Oversight Committee

Read the full article at Seeking Alpha

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