Will Brian Shortsleeve win the 2026 Massachusetts Governor Republican primary election?

This market will resolve according to the winner of the Republican Primary for Governor of Massachusetts, scheduled to take place on September 1, 2026. Resolution will be based on the overall winner of the primary, including any potential second round or run-off. If no 2026 Massachusetts Gubernatorial Republican Primary takes place, this market will resolve to “Other.” The resolution source for this market will be the first official announcement of the results from the Massachusetts Republican Party; however, an overwhelming consensus of credible reporting may suffice.