US House Oversight Committee launches investigation into insider trading on prediction markets
The US House Oversight Committee has initiated an investigation into potential insider trading on prediction markets Kalshi and Polymarket. The inquiry focuses on suspiciously timed bets related to US military actions and geopolitical events. This investigation may lead to significant regulatory changes in the prediction market industry.
- ▪The investigation was launched on May 22 by Committee Chairman Rep. James Comer.
- ▪The committee is examining large bets that seem to have been placed with prior knowledge of major geopolitical events.
- ▪Allegedly suspicious trades have resulted in profits exceeding $1 million from specific contracts tied to key events.
8 outlets in our directory ran this story, first to last over 14 hours. Coverage spans 3 points on the political spectrum — 1 lean left, 4 centre, 2 right.
- ▪ James Comer starts investigation into Kalshi and Polymarket over insider trading — Washington Examiner
- ▪ Comer launches investigation into prediction markets insider trading — The Hill
- ▪ House lawmakers launch insider trading probe into Kalshi and Polymarket — CBS News — Top
- ▪ House Oversight chair launches probe into insider trading on Kalshi and Polymarket — r/CryptoCurrency
- ▪ Oversight Chair James Comer demands info from Kalshi, Polymarket CEOs over alleged insider trading — New York Post
- ▪ House Oversight is probing prediction markets for insider trading tied to Iran war bets — Quartz
- ▪ Comer launches congressional probe into insider trading on Kalshi, Polymarket — CNBC — Top
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| Original publisher | Crypto Briefing |
| Canonical URL | https://cryptobriefing.com/house-oversight-insider-trading-prediction-markets-2/ |
| Publication time | Sat, 23 May 2026 00:36:43 +0000 |
| Retrieval time | 2026-05-23T01:02:03.674Z |
| Last seen | 2026-05-23T01:02:03.674Z |
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| Cluster | h1zwwsfaC3yp · 10 stories |
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| Publisher visit | Yes — open original |
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| Commercial reuse | May the content be reused commercially? | Not permitted |
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US House Oversight Committee launches investigation into insider trading on prediction markets Kalshi and Polymarket face congressional scrutiny over suspiciously well-timed bets tied to US military actions and geopolitical events. Share Add us on Google by Editorial Team May. 22, 2026 window.sevioads = window.sevioads || []; var sevioads_preferences = []; sevioads_preferences[0] = {}; sevioads_preferences[0].zone = "01f21ccf-2092-46b1-9ac7-8c44cc782e0f"; sevioads_preferences[0].adType = "native"; sevioads_preferences[0].inventoryId = "c5700508-581b-472c-8fdd-a931cdbfc8e1"; sevioads_preferences[0].accountId = "1e47efc1-ec2d-4fca-a8b9-354e249e5095"; sevioads.push(sevioads_preferences); The US House Oversight and Government Reform Committee has opened a formal investigation into potential…
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