**Oklahoma's 4th Congressional District remains a solidly Republican seat, reflected in its R+17 Partisan Voter Index and consistent "Safe Republican" ratings from forecasters.** Incumbent Tom Cole secured the Republican nomination in the June 16, 2026 primary with 71% of the vote, demonstrating strong party support ahead of his bid for a 13th term. The district's conservative voter base and Cole's long tenure on the House Appropriations Committee reinforce the market's 93.5% pricing for a Republican win. Democratic nominee Mitchell Jacob and independent Rocco Bonacci face structural barriers in a district where Republicans have prevailed by wide margins in recent cycles. A late scandal, unexpected national partisan shift, or health event could theoretically narrow the gap, but current conditions point to limited volatility through November 3, 2026.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedOK-04 House Election Winner
$25,389 Vol.
$25,389 Vol.
Republican Party
94%
Democratic Party
6%
$25,389 Vol.
$25,389 Vol.
Republican Party
94%
Democratic Party
6%
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: Jan 28, 2026, 11:23 AM 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...**Oklahoma's 4th Congressional District remains a solidly Republican seat, reflected in its R+17 Partisan Voter Index and consistent "Safe Republican" ratings from forecasters.** Incumbent Tom Cole secured the Republican nomination in the June 16, 2026 primary with 71% of the vote, demonstrating strong party support ahead of his bid for a 13th term. The district's conservative voter base and Cole's long tenure on the House Appropriations Committee reinforce the market's 93.5% pricing for a Republican win. Democratic nominee Mitchell Jacob and independent Rocco Bonacci face structural barriers in a district where Republicans have prevailed by wide margins in recent cycles. A late scandal, unexpected national partisan shift, or health event could theoretically narrow the gap, but current conditions point to limited volatility through November 3, 2026.
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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