South Dakota Senate Election Winner
Polymarket traders put "Mike Rounds (R)" at 92.5% on "South Dakota Senate Election Winner". Unchanged from yesterday. $122 traded in the last 24 hours. There are 3 possible outcomes. It resolves on Nov 4.
Most likely right now
Mike Rounds (R)
–93%
PoliticsVol $122Total volume $54KLiquidity $176KComments 1in 25 days (Nov 4)
Current probability
Oct 10 · right column is the 24-hour change (pp)
0%50%100%
Mike Rounds (R)
92.5%
–
Brian Bengs (I)
7.55%
–
Democrat
0.15%
–
Probability over time
Mike Rounds (R)
Brian Bengs (I)
Democrat
2026-08-25 ~ 2026-10-10 · y-axis %
