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Predicts a nail-biter in a marquee Senate contest. Resolves YES if at least one 2026 US Senate general election is decided by a margin of less than 1.0 percentage point. Source: certified state results.
Official announcement or authoritative source
Market open
May 28, 2026, 03:26 p.m.
Market closes
Nov 22, 2026, 02:26 p.m.
Projected payout
After market closes