South Dakota Senate Fundraising
Incumbent Mike Rounds is up for election in South Dakota's Senate in 2026. This race is rated as . We estimate that $7.57M has been spent on this race over the last two years. Republicans have outspent Independents by $6.01M over that time period, per our estimates.
Cumulative Spending by Party
Note: Recent data is often incomplete due to lags between spending and disclosure
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John Thune
Quarterly Committee Fundraising Amount: $666,792% Individual: 70.78%Committee Cash on Hand: $17,391,647 -
Mike Rounds
Quarterly Committee Fundraising Amount: $213,840% Individual: 49.25%Committee Cash on Hand: $2,657,276 -
Brian Bengs
Quarterly Committee Fundraising Amount: $101,304% Individual: 100.00%Committee Cash on Hand: $58,152 -
Julian C Beaudion
Quarterly Committee Fundraising Amount: $30,793% Individual: 92.19%Committee Cash on Hand: $6,479
Outside Spending
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