https://pred-data.win/news/One prediction-market story a day — Polymarket, Kalshi, regulation and odds data — summarised in our own words with analysis and links to the original reporting.enTue, 03 Nov 2026 08:00:00 +0000 https://pred-data.win/news/2026-11-03-senators-press-kalshi-polymarket-election-integrity/https://pred-data.win/news/2026-11-03-senators-press-kalshi-polymarket-election-integrity/Tue, 03 Nov 2026 08:00:00 +0000Ken LinSens. Warren and Curtis gave Kalshi and Polymarket until Election Day (3 Nov 2026) to explain how they stop insider trading and wash trading on election contracts. What happened, and what it means for prediction-market and odds data.Business Insider