**Rebecca Cooke holds a strong lead in trader consensus for the WI-03 House seat due to consistent polling edges in a competitive rematch against incumbent Derrick Van Orden.** Recent surveys, including a June 2026 FM3 Research poll showing Cooke ahead 50-46, have contributed to her favored status, alongside Van Orden’s underwater favorability ratings and the district’s narrow 2024 margin where he won by under three points. The race features heavy outside spending and focuses on affordability, farm policy, tariffs, and data center regulations, with both campaigns highlighting the other’s ties to those issues. Primaries concluded in August with Cooke securing the Democratic nomination and Van Orden advancing unopposed. Forecasters rate the seat a toss-up or lean Democratic, reflecting its status as a key battleground where small shifts in rural turnout or national conditions could still alter the outcome before November 3.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedRebecca Cooke (D)
71%
Derrick Van Orden (R)
29%
Rebecca Cooke (D)
71%
Derrick Van Orden (R)
29%
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 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat 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 House elections are conclusively called by this market's resolution sources.
This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).
Market Opened: Dec 16, 2025, 1:15 PM ET
Resolver
0x2f5e3684c...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 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat 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 House elections are conclusively called by this market's resolution sources.
This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).
Resolver
0x2f5e3684c...**Rebecca Cooke holds a strong lead in trader consensus for the WI-03 House seat due to consistent polling edges in a competitive rematch against incumbent Derrick Van Orden.** Recent surveys, including a June 2026 FM3 Research poll showing Cooke ahead 50-46, have contributed to her favored status, alongside Van Orden’s underwater favorability ratings and the district’s narrow 2024 margin where he won by under three points. The race features heavy outside spending and focuses on affordability, farm policy, tariffs, and data center regulations, with both campaigns highlighting the other’s ties to those issues. Primaries concluded in August with Cooke securing the Democratic nomination and Van Orden advancing unopposed. Forecasters rate the seat a toss-up or lean Democratic, reflecting its status as a key battleground where small shifts in rural turnout or national conditions could still alter the outcome before November 3.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated

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