Prediction market volume hits a new high
Sports and macro contracts drove the busiest month yet across the venues we track.
PredictionSites Editorial · 18 September 2026
Aggregate traded volume across the major prediction venues reached a new monthly high, led by sports contracts and a heavy run of macroeconomic markets around central bank meetings.
Depth, not market count, is what changed: the top venues now support seven-figure positions in their busiest books without meaningful slippage.
The long tail remains thin, which is why our directory and market sections deliberately filter out illiquid questions.
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