Massachusetts Democratic Senate Primary Margin of Victory

The Massachusetts state primary is scheduled to be held on September 1, 2026. This market will resolve according to the margin of victory between the top two candidates in the Massachusetts Democratic Primary for U.S. Senator. For the purpose of this market, the “margin of victory” is defined as the absolute difference between the percentages of valid votes received by the first- and second-place candidates. Percentages of the valid votes received by each candidate will be determined by dividing the total number of valid votes each of the top two candidates receives by the sum of all valid …