# South Dakota Republican Senate nominee? (2028): prediction market odds

> Live prediction market odds for "South Dakota Republican Senate nominee? (2028)". John Thune leads at 70%. Next is Dusty Johnson at 9.1%. $4K has traded across 7 outcomes on Kalshi. The market is expected to resolve by Nov 7, 2028.

- Status: Live
- Prices updated: 2026-11-13T07:10:40Z (13 min ago)
- Expected to resolve by: Nov 7, 2028
- Volume traded: $4K
- Venues: Kalshi
- Category: politics

## Odds by outcome

| Outcome | Chance | Kalshi |
| --- | --- | --- |
| John Thune | 70% | 68% |
| Dusty Johnson | 9.1% | 8.9% |
| Larry Rhoden | 5.7% | 5.5% |
| Toby Doeden | 4.4% | 4.3% |
| Marty Jackley | 3.7% | 3.6% |
| Tony Venhuizen | 3.7% | 3.6% |
| Jon Hansen | 3.4% | 3.3% |

"Chance" blends the venues' prices, weighted by volume, with each venue's margin removed so outcomes add to 100%. Venue columns are each venue's own price.

## How each venue settles

- Kalshi: Kalshi (CFTC-regulated exchange). Sources: [South Dakota Republican Party](https://sdgop.com/), [Associated Press](https://apnews.com), [Decision Desk HQ](https://decisiondeskhq.com/results/).

## Links

- Full page with charts and order books: https://thepredictionmarkets.com/odds/south-dakota-republican-senate-nominee-2028
- Trade on Kalshi: https://kalshi.com/markets/kxsenatenom?utm_source=thepredictionmarkets.com&utm_medium=referral
- API (free key): https://api.thepredictionmarkets.com/api/public/v1/events/south-dakota-republican-senate-nominee-2028

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Source: The Prediction Markets (https://thepredictionmarkets.com), which compares Kalshi and Polymarket prices side by side. Prices are market-implied probabilities, not forecasts by TPM. Cite the page URL and the "Prices updated" time.