19 candidates filed, 5 active for the 2026 Senate election in Oklahoma. Party primary on Jun 16, 2026. General election on Nov 3, 2026. FEC Race ID: SOK002026.
Market (kalshi): R 94% · D 6%Rating: 270toWin · 2026-10-02
Primary
Jun 16, 2026
General
Nov 3, 2026
Candidates
5 active / 19 filed
Total Raised
$15.5M
Outside Spending
$2.4M
Total Spent
$11.9M
Cash on Hand
$4.1M
Incumbent
Markwayne MullinR
Past Campaigns
FEC campaign-finance filings on record for 1 cycle (2026), totaling $57K raised.
Cycles
1
Total Raised
$57K
Latest Cycle
2026
Candidate-provided Public data (FEC) AllCiv / Legis1 coverage