Kalshi and Polymarket rush to ban insider trading as senators move to curb prediction markets

Kalshi and Polymarket rush to ban insider trading as senators move to curb prediction markets Seattle Post-Intelligencer

Broad coverage Major update Updated Mar 23, 2026, 11:05 PM UTC

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Polymarket: Kalshi and Polymarket rush to ban insider trading as senators move to curb prediction markets - PIX11.

First seen Mar 23, 2026, 9:15 PM UTC Latest source Mar 23, 2026, 11:05 PM UTC

Update 1 27m ago

Polymarket (Google News) •published Mar 23, 2026, 11:05 PM UTC •fetched Mar 23, 2026, 11:25 PM UTC