Republicans enter the 2026 midterms holding a 53-seat majority and defending 23 of the 35 seats at stake, including several open races and competitive contests in states such as North Carolina, Maine, Michigan, and Georgia. Recent candidate filings and early polling have produced rating shifts that keep most forecasts clustered around a net loss of two to six seats, with North Carolina’s open Republican seat and Maine’s contest emerging as the clearest near-term variables. Midterm cycles have historically produced average losses for the president’s party, yet the underlying map and limited number of true battlegrounds limit the scope for large swings. Traders therefore assign the highest implied probabilities to final totals between 47 and 51 seats, reflecting uncertainty over which side captures the handful of decisive races before November.
Eksperimental na AI-generated summary na nire-reference ang Polymarket data. Hindi ito trading advice at wala itong papel sa kung paano nire-resolve ang market na ito. · Na-update$2,301,953 Vol.
$2,301,953 Vol.
≤47
26%
48
10%
49
16%
50
18%
51
16%
52
6%
53
3%
54
2%
55
1%
56
1%
57+
4%
$2,301,953 Vol.
$2,301,953 Vol.
≤47
26%
48
10%
49
16%
50
18%
51
16%
52
6%
53
3%
54
2%
55
1%
56
1%
57+
4%
This market will resolve according to the number of seats held by the Republican Party in the US Senate as a result of the 2026 midterm elections.
This market will resolve based on the results of all Senate elections, including special elections, that are scheduled to occur in November 2026 as of October 31, 2026. If a required runoff for any such election could change the market’s outcome, the market will remain open until that runoff is conclusively called by this market’s resolution sources.
If a Senate seat is vacant but a corresponding election is not held in November 2026, the seat will be considered held by the party of the seat's most recent incumbent.
A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 Senate elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democratic or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the Senate elections are conclusively called by this market's resolution sources.
The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources have conclusively called all Senate elections. If all three sources do not achieve consensus in calling the relevant races for this market, it will resolve based on the official certification.
Binuksan ang Market: Dec 18, 2025, 8:55 PM ET
Resolver
0x2F5e3684c...This market will resolve according to the number of seats held by the Republican Party in the US Senate as a result of the 2026 midterm elections.
This market will resolve based on the results of all Senate elections, including special elections, that are scheduled to occur in November 2026 as of October 31, 2026. If a required runoff for any such election could change the market’s outcome, the market will remain open until that runoff is conclusively called by this market’s resolution sources.
If a Senate seat is vacant but a corresponding election is not held in November 2026, the seat will be considered held by the party of the seat's most recent incumbent.
A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 Senate elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democratic or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the Senate elections are conclusively called by this market's resolution sources.
The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources have conclusively called all Senate elections. If all three sources do not achieve consensus in calling the relevant races for this market, it will resolve based on the official certification.
Resolver
0x2F5e3684c...Republicans enter the 2026 midterms holding a 53-seat majority and defending 23 of the 35 seats at stake, including several open races and competitive contests in states such as North Carolina, Maine, Michigan, and Georgia. Recent candidate filings and early polling have produced rating shifts that keep most forecasts clustered around a net loss of two to six seats, with North Carolina’s open Republican seat and Maine’s contest emerging as the clearest near-term variables. Midterm cycles have historically produced average losses for the president’s party, yet the underlying map and limited number of true battlegrounds limit the scope for large swings. Traders therefore assign the highest implied probabilities to final totals between 47 and 51 seats, reflecting uncertainty over which side captures the handful of decisive races before November.
Eksperimental na AI-generated summary na nire-reference ang Polymarket data. Hindi ito trading advice at wala itong papel sa kung paano nire-resolve ang market na ito. · Na-update
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