Republican House seat count

Republican House seat count is a Kalshi series in the Elections category, ticker KXHOUSESEATSR. Kalshi lists 1 settlement source: United States Congress, and 9 additional prohibitions. Fee type: quadratic, multiplier 1. RulesWatch tracks 3 markets in this series, 3 open.

Series facts

Ticker

KXHOUSESEATSR

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/kxhouseseatsr

First recorded

Nov 8, 2026

Kalshi last updated the series

Nov 6, 2026

Settlement sources

• United States Congress

Additional prohibitions

9 prohibitions, as Kalshi lists them.

1. In addition to the general prohibition against trading on material nonpublic information, the Exchange will institute additional prohibitions for trading the contract. Persons under 18 years of age are not permitted to create Kalshi accounts. The following individuals will be prohibited from trading:
2. Any member or member-elect of <chamber>, and any candidate for a seat in <chamber> at <election>.
3. Any officer, employee, or contractor of <chamber> or of the United States Congress, including the Clerk of the U.S. House of Representatives, the Secretary of the Senate, and any staff responsible for maintaining or publishing the official membership record, party breakdown, or party division of <chamber>.
4. Any officer, employee, or agent of a party caucus or conference in <chamber>, or of any national or state party organization, with access to material nonpublic information regarding the membership, party affiliation, or caucus membership of any member or member-elect of <chamber>.
5. Any officer, employee, or contractor of a state or local election authority involved in conducting, canvassing, or certifying <election> for any seat in <chamber>.
6. Any employee, officer, contractor, or agent of a campaign committee, party congressional campaign committee, or political action committee supporting or opposing candidates for <chamber> at <election>, with access to material nonpublic information regarding the outcome of any race for <chamber> or the party affiliation or caucus membership of any member or member-elect.
7. Any employee, officer, contractor, or agent of a Source Agency listed in Appendix A with access to material nonpublic information relating to the Underlying.
8. Any person who otherwise has the ability to influence, or has advance knowledge of, the outcome of <election> for any seat in <chamber>, the seating of any member of <chamber>, or the party affiliation or caucus membership of any member of <chamber> at the Measurement Time.
9. The immediate family members and members of the same household of any person described above

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

3 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.