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News · Regulation & Policy

House Oversight Committee Probes Polymarket and Kalshi Over Insider Trading

Chairman James Comer requests identity verification, compliance, and trade-monitoring records from both prediction market platforms.

▼ Bearish
September 29, 2026basisdesk.news
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Key point 1 of 3

01

House Oversight Chairman James Comer launched an investigation into insider trading risks on Polymarket and Kalshi.

September 29, 2026basisdesk.news
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Key point 2 of 3

02

The committee requested compliance records covering KYC checks, geofencing enforcement, and trade monitoring.

September 29, 2026basisdesk.news
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Key point 3 of 3

03

Cited cases include bets on military operations and a federal indictment alleging $409,000 in illicit gains by an army officer.

September 29, 2026basisdesk.news
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Context

Rapid volume growth on prediction venues has drawn intense scrutiny from federal regulators and lawmakers concerned with integrity and illicit access.

September 29, 2026basisdesk.news
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Why it matters

Polymarket and Kalshi face mounting operational burdens to demonstrate effective geoblocking, surveillance, and suspicious activity reporting.

September 29, 2026basisdesk.news
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What to watch

Congressional responses, formal committee hearings, or proposed legislative drafts targeting prediction platforms following the document review.

September 29, 2026basisdesk.news
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Sources

Built from 1 primary source, machine-checked before publication.

  • oversight.house.gov
September 29, 2026basisdesk.news
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September 29, 2026basisdesk.news
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