TOTAL VOLUME:

$149.1b

24H VOL:

$286,558,852

24H TRANSACTIONS:

2,818,747,506

OPEN INTEREST:

$1,918,431,009

455,042

Markets across

33,855

events

MATCHED EVENTS:

2,677

PLATFORM COVERAGE:

5

Polymarket:

38%

VS.

Kalshi:

62%

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4

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1

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What Are Prediction Markets? How They Actually Work

Prediction markets price real-world events the way markets price stocks. See how they work, and compare live odds across all 5 major platforms.

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Jared Polites · Jul 10