Republicans currently hold a 53-47 Senate majority heading into the 2026 midterms, with 20 of their seats and only 13 Democratic seats on the ballot. Midterm history and the opposition-party dynamic under a Republican administration create headwinds, as Democrats target flips in competitive states including Georgia and Maine while defending their own holdings. Recent polling shows mixed results in battlegrounds, with candidate recruitment, retirements, and national conditions such as economic performance and presidential approval shaping individual race dynamics. The wide distribution of Polymarket probabilities across outcomes from 48 to 52 seats reflects uncertainty over net gains or losses, with traders monitoring polling trends, primary resolutions, and any late shifts in voter turnout patterns that could consolidate around a narrow GOP hold or modest Democratic pickup.
Experimentelle KI-generierte Zusammenfassung mit Polymarket-Daten. Dies ist keine Handelsberatung und spielt keine Rolle bei der Auflösung dieses Marktes. · Aktualisiert$2,738,462 Vol.
$2,738,462 Vol.
3. Nov. 2026
≤47
24%
48
12%
49
14%
50
14%
51
14%
52
12%
53
4%
54
2%
55
1%
56
1%
57+
1%
$2,738,462 Vol.
$2,738,462 Vol.
3. Nov. 2026
≤47
$167,938 Vol.
24%
48
$39,907 Vol.
12%
49
$50,503 Vol.
14%
50
$115,799 Vol.
14%
51
$220,821 Vol.
14%
52
$586,147 Vol.
12%
53
$69,259 Vol.
4%
54
$762,912 Vol.
2%
55
$430,052 Vol.
1%
56
$182,960 Vol.
1%
57+
$112,165 Vol.
1%
The 2026 midterm elections are scheduled to be held on November 3, 2026.
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.Republicans currently hold a 53-47 Senate majority heading into the 2026 midterms, with 20 of their seats and only 13 Democratic seats on the ballot. Midterm history and the opposition-party dynamic under a Republican administration create headwinds, as Democrats target flips in competitive states including Georgia and Maine while defending their own holdings. Recent polling shows mixed results in battlegrounds, with candidate recruitment, retirements, and national conditions such as economic performance and presidential approval shaping individual race dynamics. The wide distribution of Polymarket probabilities across outcomes from 48 to 52 seats reflects uncertainty over net gains or losses, with traders monitoring polling trends, primary resolutions, and any late shifts in voter turnout patterns that could consolidate around a narrow GOP hold or modest Democratic pickup.
The 2026 midterm elections are scheduled to be held on November 3, 2026.
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.
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.
Markt eröffnet: Dec 18, 2025, 8:55 PM ET
Volumen
$2,738,462Enddatum
3. Nov. 2026Markt eröffnet
Dec 18, 2025, 8:55 PM ETResolver
0x2F5e3684c...The 2026 midterm elections are scheduled to be held on November 3, 2026.
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.Republicans currently hold a 53-47 Senate majority heading into the 2026 midterms, with 20 of their seats and only 13 Democratic seats on the ballot. Midterm history and the opposition-party dynamic under a Republican administration create headwinds, as Democrats target flips in competitive states including Georgia and Maine while defending their own holdings. Recent polling shows mixed results in battlegrounds, with candidate recruitment, retirements, and national conditions such as economic performance and presidential approval shaping individual race dynamics. The wide distribution of Polymarket probabilities across outcomes from 48 to 52 seats reflects uncertainty over net gains or losses, with traders monitoring polling trends, primary resolutions, and any late shifts in voter turnout patterns that could consolidate around a narrow GOP hold or modest Democratic pickup.
The 2026 midterm elections are scheduled to be held on November 3, 2026.
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.
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.
Volumen
$2,738,462Enddatum
3. Nov. 2026Markt eröffnet
Dec 18, 2025, 8:55 PM ETResolver
0x2F5e3684c...Republicans currently hold a 53-47 Senate majority heading into the 2026 midterms, with 20 of their seats and only 13 Democratic seats on the ballot. Midterm history and the opposition-party dynamic under a Republican administration create headwinds, as Democrats target flips in competitive states including Georgia and Maine while defending their own holdings. Recent polling shows mixed results in battlegrounds, with candidate recruitment, retirements, and national conditions such as economic performance and presidential approval shaping individual race dynamics. The wide distribution of Polymarket probabilities across outcomes from 48 to 52 seats reflects uncertainty over net gains or losses, with traders monitoring polling trends, primary resolutions, and any late shifts in voter turnout patterns that could consolidate around a narrow GOP hold or modest Democratic pickup.
Experimentelle KI-generierte Zusammenfassung mit Polymarket-Daten. Dies ist keine Handelsberatung und spielt keine Rolle bei der Auflösung dieses Marktes. · AktualisiertVerwandte
Werden die Republikaner nach den Zwischenwahlen 2026 47–49 Senatssitze und 193–207 Sitze im Repräsentantenhaus halten?
18%
Ja
Republikaner erringen Trifecta mit Supermehrheit im Senat bei den Zwischenwahlen?
5%
Ja
Werden amtierende republikanische Senatoren in genau zwei Nominierungswahlen im Zyklus 2026 nicht gewinnen?
61%
Ja
Vorsicht bei externen Links.
Vorsicht bei externen Links.
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