Scoop: Kalshi has surpassed $4 billion in annualized revenue, doubled from just two months ago, as it seeks fresh funding at a $40 billion valuation. It's also been spending heavily on marketing and faces potential state taxes in some of its biggest markets https://www.theinformation.com/articles/kalshi-tops-4-billion-annualized-revenue-seeks-40-billion-valuation(Yueqi Yang)