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%

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Elections
New Hampshire Republican Senate nominee?
kalshi

New Hampshire Republican Senate nominee?

Volume:
$259,553

John E. Sununu

 - Kalshi

John E. Sununu - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Sep 9, 2026

Closed: Sep 8, 8:11 PM EST

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Kalshi

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Join Kalshi and score $25 for your first trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

John E. Sununu

View
100%
1%
Yes 100¢No 0¢
100¢
N/A
$84,308
N/A
N/A
$74,992
1mo 4d
Yes
kalshi

Scott Brown

0%
1%
Yes 0¢No 100¢
100¢
N/A
$146,216
N/A
N/A
$104,075
1mo 4d
No
kalshi

Chris Sununu

0%
Yes 0¢No 100¢
100¢
N/A
$27,556
N/A
N/A
$11,054
1mo 4d
No
kalshi

Dan Innis

0%
Yes 0¢No 100¢
100¢
N/A
$1,473
N/A
N/A
$1,458
1mo 4d
No
Total markets: 4

Description

A candidate will win a Republican Party nomination for a U.S. Senate seat in New England in 2026.

Kalshi

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.

Frequently asked questions

The New Hampshire Republican Senate nominee dashboard on Kalshi tracks real-time odds and historical price movements for this election event. You can monitor the current probability of each candidate becoming the Republican nominee, view 24-hour trading volume of $117,895, and observe cumulative group volume of $259,553 across all outcomes. The dashboard displays live bid-ask spreads, recent trade history, and outcome-specific contract prices, enabling traders to assess market sentiment and liquidity for this race.

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.