TLDR:Kalshi raised $300M in a new round, pushing its valuation to $5B as it eyes major global expansion.The platform’s annualized trading volume is projected to reach $50B, up from $300M just a year ago.Kalshi now holds over 60% global market share, surpassing Polymarket in prediction-market dominance.The firm plans to open access to users in 140 countries, marking its biggest international rollout yet.The prediction market scene has become louder. Kalshi, a U.S.-based online prediction platform, has raised over $300 million in fresh funding, valuing the company at $5 billion. The raise marks a new high point for the fast-emerging sector where users trade on future events. The firm plans to open its platform to more than 140 countries, widening its reach across global markets. Investors are watching closely as Kalshi’s growth signals a surge in demand for real-world event trading.According to The New York Times, this latest fundraising reflects how prediction markets have moved from niche experiments to mainstream financial products. The expansion underscores growing investor appetite for platforms that blend finance with real-time event speculation.Crypto and Prediction Markets See Trading SurgeKalshi’s trading volume tells the story. Data from Wu Blockchain shows the company’s annualized volume is projected to reach $50 billion, a massive leap from $300 million last year. That sharp rise highlights how fast the market is maturing. Online prediction market platform Kalshi has raised over $300 million in a funding round valuing the company at $5 billion. Kalshi plans to expand its services to customers in more than 140 countries. Kalshi’s trading volume is on track to reach $50 billion annually, a…— Wu Blockchain (@WuBlockchain) October 10, 2025The company’s global share now sits above 60 percent, making it the largest player in the industry.Tarek Mansour, Kalshi’s co-founder and CEO, said the growth came faster than expected. He attributed the momentum to increasing trust among retail and institutional traders using event-based contracts. Analysts say the move reflects a broader shift toward decentralized-style speculation tools that mirror crypto’s open-access design.The timing is key. Kalshi’s announcement comes in the same week that Polymarket, its closest competitor, secured an investment commitment of up to $2 billion from the parent company of the New York Stock Exchange. Together, these developments point to growing capital inflows into predictive finance.Global Expansion Plans Fuel Market ConfidenceKalshi’s international rollout will allow users in more than 140 countries to place event-based trades on politics, sports, weather, and financial outcomes. The company is building out its compliance and infrastructure teams to meet varying regulatory standards worldwide. The move aims to capture demand in regions with strong crypto and fintech adoption.Industry observers say Kalshi’s expansion could redefine how everyday investors engage with predictive markets. As more users gain access, liquidity on the platform is expected to deepen, creating a smoother trading experience. The growth path appears steep but measured, with the firm signaling long-term focus on transparency and risk controls.For investors and traders alike, Kalshi’s surge offers a look into how technology is reshaping market speculation. With volumes rising and geographic barriers breaking down, the platform’s next phase may cement its place at the top of the global prediction market space.The post Prediction Market Kalshi Hits $5B Valuation After Massive $300M Fundraise appeared first on Blockonomi.