23:43
In September, the total trading volume of Kalshi and Polymarket reached 1.44 billion dollars, setting a historical record.
Golden Finance reported that last week, the heat of the prediction market continued to rise, with Kalshi and Polymarket both announcing the completion of a new round of financing. Among them, Polymarket raised $2 billion from the Intercontinental Exchange (ICE), resulting in a platform valuation of $9 billion; Kalshi raised $300 million with a valuation of $5 billion.
This round of financing has at least created a new billionaire. According to Bloomberg, Shayne Coplan of Polymarket has become the youngest self-made billionaire after this financing.
In September, Kalshi's market share of Polymarket reached a peak of 60%—a significant reversal from earlier this year when Polymarket dominated trading activities. During September, this

