Wyoming's entrenched Republican advantage in statewide contests, reinforced by Donald Trump's 45-point margin in the 2024 presidential vote and the party's unbroken Senate wins since 1970, underpins the market's 96.4% Republican outcome. The open seat left by retiring incumbent Cynthia Lummis drew a strong GOP nominee in sitting U.S. Representative Harriet Hageman, who secured the August 18 primary with roughly 65% against several challengers, while Democrat James W. Byrd advanced with minimal opposition after a low-turnout primary. Forecasters across outlets rate the race Solid or Safe Republican with projected margins exceeding 30 points. Trader consensus reflects these fundamentals, though a late scandal, health development, or unforeseen national shift could still alter the result before November 3.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated$16,736 Vol.
$16,736 Vol.

Republican
96%

Democrat
3%
$16,736 Vol.
$16,736 Vol.

Republican
96%

Democrat
3%
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 entrenched Republican advantage in statewide contests, reinforced by Donald Trump's 45-point margin in the 2024 presidential vote and the party's unbroken Senate wins since 1970, underpins the market's 96.4% Republican outcome. The open seat left by retiring incumbent Cynthia Lummis drew a strong GOP nominee in sitting U.S. Representative Harriet Hageman, who secured the August 18 primary with roughly 65% against several challengers, while Democrat James W. Byrd advanced with minimal opposition after a low-turnout primary. Forecasters across outlets rate the race Solid or Safe Republican with projected margins exceeding 30 points. Trader consensus reflects these fundamentals, though a late scandal, health development, or unforeseen national shift could still alter the result before November 3.
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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