Kalshi and Polymarket’s combined volume falls 15% in August, first monthly decline in a year
Kalshi recorded $37.17 billion in volume in August, while Polymarket and its US platform saw a combined $8.16 billion.
Archive context
Older archive item. Useful for background and entity history, but not a fresh market-moving signal.
Why this matters
Kalshi is showing up inside the Prediction Markets theme, so this story is worth tracking for follow-through rather than treating it as a one-off headline.
Original source
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