Kalshi has sold $1.12 billion in equity since April, according to an SEC filing.About $380 million remains available under the nearly $1.5 billion offering.The total may include Kalshi’s $1 billion Series F, which valued the company at $22 billion.Kalshi is reportedly discussing another $750 million raise at a $40 billion valuation.July trading volume reached about $40 billion, well above Polymarket and Polymarket US combined.