House Race Winner?

House Race Winner? is a Kalshi series in the Elections category, ticker KXHOUSERACE. Kalshi lists 1 settlement source: Library of Congress, and 13 additional prohibitions. Fee type: quadratic, multiplier 1. RulesWatch tracks 866 markets in this series, 218 open.

Series facts

Ticker

KXHOUSERACE

Category

Elections

Frequency

one off

Fee type

quadratic

Fee multiplier

1

Contract terms

Kalshi contract terms (PDF)

Certification filing

Product certification (PDF)

On Kalshi

https://kalshi.com/markets/kxhouserace

First recorded

Nov 8, 2026

Kalshi last updated the series

Nov 5, 2026

Settlement sources

• Library of Congress

Additional prohibitions

13 prohibitions, as Kalshi lists them.

1. Holders of federal and statewide public office.
2. Anyone working in a vote-tallying capacity, or who has the potential ability to observe official vote counts before they are public.
3. Anyone working in a vote-tallying capacity.
4. Third-party vendors and contractors (and employees thereof) of House campaigns.
5. Paid employees of Democratic and Republican Party organizations, such as the Democratic Congressional Campaign Committee or the Republican National Committee.
6. Paid employees of Political Action Committees (PACs) and "Super PACs" (independent expenditure only political committees).
7. Paid employees of major polling organizations. This prohibition does not apply to all employees of an organization that contains a polling division (e.g. the prohibition does not apply to all employees of Quinnipiac University despite the presence of Quinnipiac University’s polling division). The Exchange shall determine which polling organizations constitute "major" and may modify that determination at any time, and will post publicly a list of those organizations on its website.
8. Employees of Decision Desks at major media organizations (including, but not necessarily exclusive to, Fox News, ABC News, AP, CNN, CBS News, Decision Desk HQ and NBC News). The Exchange shall determine which media organizations constitute "major" and may modify that determination at any time, and will post publicly a list of those organizations on its website.
9. All staff of the U.S. House of Representatives and its members.
10. All staff of the U.S. Senate and its members.
11. All staff of the Office of the President of the United States
12. All staff of the Office of the Vice President of the United States
13. All staff of the U.S. Supreme Court and its Justices

Changes recorded

No change to this series is recorded. RulesWatch has compared it with Kalshi's listing every day since Nov 8, 2026.

Markets in this series

The 25 busiest of 866 tracked markets, open first. Volume is 24-hour contracts at the last check.

Source: Kalshi's public API, read daily. The contract terms and the certification filing are Kalshi's documents, linked and not copied. See also the other series.