TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 8, 8:11 PM EST
Kalshi
A candidate will win a Republican Party nomination for a U.S. Senate seat in New England in 2026.
The market resolves to Yes if any of the following individuals wins the Republican Party nomination for the 2026 Class II New Hampshire Senate seat: Scott Brown, John E. Sununu, Chris Sununu, or Dan Innis. Each nominee represents a potential Republican candidate in the general election.
Prediction market odds on Kalshi often diverge from traditional polling averages because markets incorporate real-money incentives and forward-looking trader expectations. While polls capture voter preference at a single moment, prediction markets reflect traders' beliefs about the final outcome, including expectations of campaign momentum, endorsements, and primary dynamics. Markets typically update faster than polls and can price in information that surveys have not yet captured, making them a complementary signal to conventional polling data for tracking this Senate race.
The New Hampshire Republican Senate nominee market resolves on Nov 3, 2026. Resolution is determined by the official outcome of the Republican primary process and nomination procedures in New Hampshire. The market will settle based on which candidate is officially designated as the Republican nominee for the U.S. Senate seat. Traders should monitor primary election dates, party convention announcements, and official state and national Republican Party communications for clarity on the final nominee.
Key catalysts include primary election results, candidate endorsements from national Republican figures, campaign funding announcements, and debate performance. Polling shifts, candidate withdrawals, and major news coverage of the race can also shift market prices significantly. Changes in voter sentiment toward the Republican Party nationally, shifts in primary turnout expectations, and candidate gaffes or scandals represent additional volatility drivers. Traders should track New Hampshire political news, candidate campaign announcements, and national Republican Party developments closely through the nomination period.