The 2026 Senate map presents Republicans with a structural edge, as they defend 22 of the 35 seats up for election while holding a 53-47 majority heading into the cycle. Trader consensus around 49-51 seats reflects early polling trends and primary results showing Democrats competitive in open races such as North Carolina and Michigan, alongside toss-ups in Maine and Ohio. Candidate recruitment, including former Governor Roy Cooper in North Carolina, and retirements have shifted several ratings toward greater uncertainty since the start of the year. Generic ballot leads for Democrats and potential national environment shifts could alter outcomes in battlegrounds, while Republican holds in red-state seats like Iowa and Texas provide a buffer. Scheduled general election voting on November 3 and final primary resolutions remain key variables that could widen or narrow the range of likely results.
Experimentelle KI-generierte Zusammenfassung mit Polymarket-Daten. Dies ist keine Handelsberatung und spielt keine Rolle bei der Auflösung dieses Marktes. · Aktualisiert$2,301,075 Vol.
$2,301,075 Vol.
≤47
26%
48
10%
49
16%
50
18%
51
16%
52
6%
53
3%
54
2%
55
1%
56
1%
57+
4%
$2,301,075 Vol.
$2,301,075 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.
Markt eröffnet: 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...The 2026 Senate map presents Republicans with a structural edge, as they defend 22 of the 35 seats up for election while holding a 53-47 majority heading into the cycle. Trader consensus around 49-51 seats reflects early polling trends and primary results showing Democrats competitive in open races such as North Carolina and Michigan, alongside toss-ups in Maine and Ohio. Candidate recruitment, including former Governor Roy Cooper in North Carolina, and retirements have shifted several ratings toward greater uncertainty since the start of the year. Generic ballot leads for Democrats and potential national environment shifts could alter outcomes in battlegrounds, while Republican holds in red-state seats like Iowa and Texas provide a buffer. Scheduled general election voting on November 3 and final primary resolutions remain key variables that could widen or narrow the range of likely results.
Experimentelle KI-generierte Zusammenfassung mit Polymarket-Daten. Dies ist keine Handelsberatung und spielt keine Rolle bei der Auflösung dieses Marktes. · Aktualisiert
Vorsicht bei externen Links.
Vorsicht bei externen Links.
Häufig gestellte Fragen