Oklahoma Senate Fundraising

Incumbent Markwayne Mullin is up for election in Oklahoma's Senate in 2026. This race is rated as Solid R. We estimate that $2.75M has been spent on this race over the last two years. Republicans have outspent Democrats by $2.69M over that time period, per our estimates.

Cumulative Spending by Party

Note: Recent data is often incomplete due to lags between spending and disclosure

Markwayne Mullin

Quarterly Committee Fundraising Amount: $418,967

% Individual: 31.54%

Committee Cash on Hand: $1,734,849
James Lankford

Quarterly Committee Fundraising Amount: $106,325

% Individual: 30.92%

Committee Cash on Hand: $2,549,550

Oklahoma Senate Fundraising

Cumulative Spending by Party

Markwayne Mullin

James Lankford