Wyoming's open U.S. Senate seat, vacated by retiring Republican incumbent Cynthia Lummis, has produced a dominant Republican edge in trader consensus due to the state's longstanding partisan alignment, with no Democratic victory in Senate contests since 1970. Forecasters rate the general election Solid or Safe Republican, reflecting consistent voting patterns and low Democratic primary visibility from candidates such as Billy Benavidez. On the Republican side, U.S. Representative Harriet Hageman leads the August 18 primary field with endorsements from Lummis and former President Trump, while other contenders like Jill Edwards and John Holtz trail. A major scandal, health event, or unexpectedly strong Democratic turnout could narrow margins, though the state's low population and structural Republican advantages constrain realistic shifts ahead of the November 3 general election.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated$10,519 Vol.
$10,519 Vol.

Republican
95%

Democrat
6%
$10,519 Vol.
$10,519 Vol.

Republican
95%

Democrat
6%
A candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Democratic or Republican nominee (e.g., Greens, Libertarian, independent) may be added at a later date.
Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.
The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on the official certification.
Market Opened: Oct 13, 2025, 4:48 PM ET
Resolver
0x2F5e3684c...A candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Democratic or Republican nominee (e.g., Greens, Libertarian, independent) may be added at a later date.
Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.
The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on the official certification.
Resolver
0x2F5e3684c...Wyoming's open U.S. Senate seat, vacated by retiring Republican incumbent Cynthia Lummis, has produced a dominant Republican edge in trader consensus due to the state's longstanding partisan alignment, with no Democratic victory in Senate contests since 1970. Forecasters rate the general election Solid or Safe Republican, reflecting consistent voting patterns and low Democratic primary visibility from candidates such as Billy Benavidez. On the Republican side, U.S. Representative Harriet Hageman leads the August 18 primary field with endorsements from Lummis and former President Trump, while other contenders like Jill Edwards and John Holtz trail. A major scandal, health event, or unexpectedly strong Democratic turnout could narrow margins, though the state's low population and structural Republican advantages constrain realistic shifts ahead of the November 3 general election.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated
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