Prediction market Kalshi is receiving funding offers from venture capital investors that would value the startup at more than $10 billion, according to people familiar with the matter — interest that comes just weeks after Kalshi announced a $300 million funding round at a $5 billion valuation.Investors have been eager to back the fast-growing startup, and have discussed funding the company at valuations ranging from $10 billion to $12 billion or higher, according to the people, who asked not to...