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Prediction market news and analysis

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.

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Last updated: · Written and reviewed by Ken Lin

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Each day we pick one significant prediction-market story, summarise the facts in our own words, link the original reporting, and explain what it means for traders, odds data and AI tools. Educational only — not betting or financial advice.

3 November 2026Senators give Kalshi and Polymarket an Election Day deadline on insider trading and wash tradingSens. 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.

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About this guide

Pred-Data publishes independent, source-linked explainers about prediction markets and the AI tools used around them. Every factual claim on this page links to a primary or reputable secondary source, checked on the date shown above. We do not run a trading venue, take bets, or give personal advice.

Author: Ken Lin · Corrections: if you spot an error, we review it and date-stamp the fix.

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