Market overview
Each outcome asks whether “Will the GOP use 'Nuclear Option' to break filibuster?” is satisfied by a different deadline, allowing expectations to be compared across shorter and longer time windows.
The available deadlines are March 31, 2026, October 31, December 31, and December 31, 2026.
Each deadline uses the exact qualifying event, source, cutoff time, and time-zone rules documented in the Resolution Rules below.