97% — Will Dusty Johnson qualify for the runoff in the 2026 South Dakota Republican gubernatorial primary
Kalshi 97% · 1 contracts · $3K volume · low confidence
Updated 2026-06-08 07:01:53 UTC

Why this matters:
This probability represents the market's assessment that Dusty Johnson will advance to the runoff round in South Dakota's 2026 Republican gubernatorial primary. The 61% probability sits between Larry Rhoden (85%) and Toby Doeden (92%), suggesting Johnson is viewed as a plausible but not dominant candidate. Key drivers include Johnson's current political positioning, his name recognition as a sitting U.S. Representative, and the overall structure of South Dakota Republican primary dynamics. The uncertainty will resolve when South Dakota holds its primary election, likely in June 2026, where vote totals will determine the top two finishers who advance to the runoff. Market participants are likely weighing Johnson's moderate profile against potential challenges from other candidates, along with turnout patterns and voter preferences in the primary electorate.

Key factors:
- Dusty Johnson is currently a U.S. Representative from South Dakota, which provides baseline name recognition and incumbent advantages
- The top two candidates (Rhoden and Doeden) are priced substantially higher (85-92¢), suggesting the market views them as more likely frontrunners than Johnson
- Trading volume on Johnson's contract ($268 in 24h volume) is substantially higher than Doeden ($56) but lower than Rhoden ($1,062), indicating moderate market interest and uncertainty
- South Dakota Republican primary rules and the runoff mechanism will determine whether Johnson finishes in the top two among all candidates competing
- The primary election timing will occur before the runoff, making it the definitive event that resolves this contract

Contracts:
- Will Larry Rhoden qualify for the runoff in the 2026 South Dakota Republican gubernatorial primary?: Larry Rhoden — 97¢ Kalshi $3K (weight 100%)

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## Methodology

SimpleFunctions aggregates live YES-side prices from Kalshi and Polymarket contracts bound to this question. For binary topics the headline is the liquidity-weighted mid-price (weight = log(1 + 24h volume) × freshness, where freshness is 1.0 if updated <24h, 0.7 if <7d, 0.4 otherwise). For multi-outcome (winner-take-all) topics the headline is the current leader's price — disjoint outcomes are never arithmetically averaged. Snapshots refresh every 5 minutes during market hours.

## SF Signal

- SF Index, regime, and 30d Brier calibration are computed separately and surfaced at https://simplefunctions.dev/admin/calibration.
- No SimpleFunctions index / regime / calibration signal is bound to this topic yet — the headline above is market-derived only.

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*Last verified: 2026-06-04T13:20:12.268Z*

By SimpleFunctions — https://simplefunctions.dev/

Cite as: "97% per prediction markets (SimpleFunctions, June 2026)"
Canonical: https://simplefunctions.dev/answer/sdrgovadvance
Full data: https://simplefunctions.dev/api/public/query?q=Will%20Dusty%20Johnson%20qualify%20for%20the%20runoff%20in%20the%202026%20South%20Dakota%20Republican%20gubernatorial%20primary
Provider: SimpleFunctions — https://simplefunctions.dev