South Dakota Senate winner? (2028)
94%Republican party
- Republican party94%▲ 2
- Democratic party6%▲ 2
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South Dakota Senate winner? (2026)
The odds
95%Mike Rounds
- Mike Rounds95%▲ 2
- Brian Bengs5%▼ 1
- Julian Beaudion<1%
How the odds have moved
Mike Rounds: 92% on Oct 20, 95% now.
Each outcome's chance over time on Kalshi. The dots along the bottom are headlines about its subject: point at one to read it.
Every outcome
| Outcome | Chance | Day | Bid | Ask | Pays | Contracts |
|---|---|---|---|---|---|---|
| Mike Rounds | 95% | ▲ 2 | 95¢ | 95¢ | $1.05 | 135.2K |
| Brian Bengs | 5% | ▼ 1 | 4¢ | 6¢ | $16.67 | 269.0K |
| Julian Beaudion | <1% | 0¢ | 1¢ | 40.2K |
"Pays" is what a $1 stake returns if that outcome happens, at the price shown (before any fees). Bid and ask are the best prices to sell and buy "Yes".
The news: South Dakota Senate, Mike Rounds, Brian Bengs
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Mike Rounds Appears Safe in South Dakota Senate RaceA new Quantus Insights poll in South Dakota finds Mike Rounds (R) leading Brian Bengs (I) in the U.S. Senate race, 57% to 36%. South Dakota Senate Race Mike Rounds (R) 57% Brian Bengs (I) 36% Quantus Insights poll · likely voters · ±4.1% A… -
Mike Rounds Leads in South Dakota Senate RaceA new KELOLAND News/Emerson College poll in South Dakota finds Mike Rounds (R) leading Brian Bengs (I) in the U.S. Senate race, 50% to 42%. Try Political Wire free for 60 days Members get Talking Points analysis, Trending News, the Polling… -
I'm independent Brian Bengs. This is why I want South Dakota's vote for SenateIâm running to put South Dakota first, and to work with anyone, whatever their politics, when itâs in the interest of our state. (Tom Williams/CQ-Roll Call, Inc. via Getty Images) More than at any time in my life, I believe our… -
Ranchers Say Trump’s Beef Imports Have GOP Senator Mike Rounds ‘Treading Water’ In South DakotaPresident Donald Trump’s foreign beef imports have backfired on Republican South Dakota Sen. Mike Rounds’ reelection campaign, South Dakota cattle ranchers told the Daily Caller News Foundation. Rounds faces a competitive race against… - Mike Rounds Leading in South DakotaAs reported by Morning Score: Sen. Mike Rounds (R-S.D.) leads independent Brian Bengs 54% to 37%, according to a Rounds internal poll conducted by Public Opinion Strategies (500 likely voters, Oct. 12-16, MoE +/- 4.4 percentage points)…
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Community Connection with Brian Bengs, Independent Candidate for US Senatemykxlg.com - The Latest: US ties with Ukraine hit a new low as Trump slights Zelenskyy and eases up on Russia - US stocks rise after companies deliver strong profits and oil prices retreat - AP Joy Wonder Discovery SummaryBrief at 2:48… -
Sen. Mike Rounds' office evacuated as suspicious letters target dozens of lawmakers nationwideKOTA Territory News Sen. Mike Rounds' office evacuated as suspicious letters target dozens of lawmakers nationwide Land Surveyors Gather at Mount Rushmore to Mark America’s 250th and Roll Out Modernized Mapping System As Summer Crowds… -
Exclusive / Poll shows big lead for South Dakota Republican RoundsRepublican Sen. Mike Rounds of South Dakota leads in his Senate race by more than 20 points, according to a new poll shared first with Semafor, a sign that any blue wave in November will have its limits. Rounds is trouncing independent… -
US Senate Polls continue to be consistent. Bengs can shut it down, and start packing his campaign office today.It’s not just a double punch for Brian Bengs – it’s a flurry of body blows as South Dakota remembers it’s roots and prepares to send one of it’s own back to the US Senate, shaking off the carpetbagger dreams of someone who has only lived… -
Poll: Sen. Rounds leads challenger Bengs 56-37%Race includes second-time Senate hopeful Independent Brian Bengs challenging incumbent Republican U.S. Sen. Mike Rounds, who's seeking his third term. Republican Sen. Mike Rounds leads Independent challenger Brian Bengs 56% to 37%… -
New poll shows Rounds with an even greater lead. “A Settled Race” for Rounds at this point.A new poll is out tonight from a group called Quantus Insights which comes on top of the poll recently released by Public Opinion Strategies showing Rounds up by 17%. Quantus Insights notes that in a poll conducted in Mid-October.. Rounds… -
Poll: Rounds Leads Bengs In S. Dakota Senate RaceRepublican Sen. Mike Rounds leads Independent challenger Brian Bengs 56% to 37%, according to the latest South Dakota Poll sponsored by News Watch and the Chiesman Center for Democracy at the University of South Dakota. The Oct. 12-14…
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Prediction-market prices are what traders pay for each outcome on Kalshi, Polymarket, ForecastEx and Crypto.com, read as the market's implied chance. They are not forecasts by 4Search, can move fast and can be wrong; they are read every few minutes and may be delayed. Money traded on Kalshi and ForecastEx is estimated from contracts at their price. News comes from the 4Search index; prices of stocks, rates and coins from 4Search Finance. Nothing here is betting, financial or investment advice. Terms of use.