Kalshi, a U.S.-based prediction market, has expanded to over 140 countries and raised over $300 million in fresh funding.
The Series D funding round, co-led by Sequoia and Andreessen Horowitz, values Kalshi at $5 billion, more than double the $2 billion valuation disclosed in June.
Kalshi now accounts for over 60% of global prediction-market activity despite previously being available only in the United States.
Kalshi offers regulated markets allowing users to trade contracts on outcomes ranging from elections to sports and central bank decisions.
Author's summary: Kalshi expands globally.