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PROFILES / U.S. SENATE / SOUTH DAKOTA
Mike Rounds
Republican · U.S. Senator, South Dakota · seeking another term
INCUMBENT
ON THE 2026 BALLOT
SAFE R
KALSHI ·
96.4¢
· CHECKED
Aug 27
THE 2026 RACE · SOUTH DAKOTA U.S. SENATE
Full race page →
OPPONENT
Brian Bengs (I)
Independent
FTP RACE SIGNAL
Safe R
AI-enabled synthesis of attributed evidence · not a publisher rating
KALSHI ·
Aug 27
R 96.4¢ · BENGS 6¢ · D 1.7¢
LATEST POLL
R+23
<a class="e-poll-source" href="https://townhall.com/news/amy-curtis/2026/08/05/democrats-move-to-silence-south-dakota-primary-voters-n2680739" target="_blank" rel="noopener noreferrer">NRSC ↗</a> 08-06 · n=500
STANDING · THIS SEAT
—
prior margin located but unverified — withheld until it verifies
4:1
fundraising ratio v Bengs · FEC period 06-30
CAMPAIGN FINANCE · FEC
PULLED 08-04 · PERIOD 06-30
$3.18M
raised
$2.74M
cash on hand
ROUNDS FOR SENATE ↗
· Bengs: $782.0K / $51.4K CoH
BALLOT & DATES
Primary
06-02 · HELD
Runoff
07-28 · PASSED
General
Nov 3, 2026
R settled · D no candidate · I settled
COMPARE V BENGS ⇄