This market will resolve to “Yes” if the “Yes” option for 'Republican Party' in the "Which party will win the Senate in 2026?" market (https://polymarket.com/event/which-party-will-win-the-senate-in-2026?) is priced over the listed value for any four-hour period ending by March 31, 2026, 11:59 PM ET or earlier. Otherwise, this market will resolve to “No”.

A tie in the number of minutes will not suffice.

The resolution source will be the underlying minute-level price data for 'Republican Party' in the "Which party will win the Senate in 2026?" market, which can be viewed using the bar chart on https://derivative.polymarket.com/index/2026-us-senate-election-republican-odds-over-90-by-march-31 or through the “Resolution” tab with the time set to show the four-hour window. Both interfaces display the same underlying data.

Note: This market will resolve according to the price scoring methodology of derivative.polymarket.com.