Sources: Polymarket is in talks to raise $400M at a ~$15B post-money valuation, up from $9B in October 2025, but below Kalshi's $22B valuation from March 2026 (The Information)

The Information: Sources: Polymarket is in talks to raise $400M at a ~$15B post-money valuation, up from $9B in October 2025, but below Kalshi's $22B valuation from March 2026 — The predictions site Polymarket is talking to investors about raising $400 million in funding at a valuation of about $15 billion including …