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Live prediction market odds for South Carolina Republican Senate nominee?. Compare prices across Kalshi and Polymarket and PredictIt.

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Kalshi / Polymarket / PredictIt

South Carolina Republican Senate nominee?

2026-06-09

About This Market

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Polymarket, Kalshi, and PredictIt are tracking the South Carolina Republican Senate nominee for the upcoming election. The outcome will influence party dynamics and strategies leading into the 2026 elections, particularly in a key battleground state.

Lindsey Graham leads the “South Carolina Republican Senate nominee” event at 82.7% implied probability, followed by Mark Lynch at 12.6%. A 8.5% cross-platform spread signals an active arbitrage window.

Price History

Multi-Platform Probabilities
Loading 30D data…

Live Markets

3 platforms
LG
Lindsey Graham
84% Avg
Kalshi85¢
Polymarket84¢
PredictIt89¢
PlatformImplied %Yes — Bid / AskNo — Bid / Ask
KalshiKalshi
84.5%84¢85¢15¢16¢
PolymarketPolymarket
83.5%83¢84¢16¢17¢
PredictItPredictIt
84.5%80¢89¢11¢20¢
ML
Mark LynchARB
13% Avg
Kalshi16¢
Polymarket16¢
PredictIt10¢
PlatformImplied %Yes — Bid / AskNo — Bid / Ask
KalshiKalshi
15.5%15¢16¢84¢85¢
PolymarketPolymarket
15.5%15¢16¢84¢85¢
PredictItPredictIt
8.0%6¢10¢90¢94¢

Candidate Spotlight

About Lindsey Graham

Lindsey Graham is the senior U.S. Senator from South Carolina, serving since 2003. He chaired the Senate Judiciary Committee from 2019 to 2021. He is seeking re-election in the 2026 Senate race.

About Mark Lynch

Mark Lynch is a Republican candidate for the U.S. Senate seat from South Carolina in the 2026 election. He is the owner of Jeff Lynch Appliance Center, a company he has expanded to employ 110 South Carolinians. His candidacy is relevant to this prediction market as he is one of the contenders challenging incumbent Senator Lindsey Graham in the Republican primary.

Frequently Asked Questions

What factors influence the odds for the South Carolina Republican Senate nominee?

Polling data, candidate endorsements, and fundraising efforts significantly impact the odds. Additionally, shifts in voter sentiment and national political trends can alter market perceptions.

How does the South Carolina Senate race affect national elections?

As a pivotal state, South Carolina's Senate race can influence national party strategies and voter turnout. Winning this seat is crucial for both parties in maintaining or gaining control of the Senate.

What is the timeline for the South Carolina Republican Senate nomination process?

The nomination process typically includes primaries and caucuses leading up to the general election. Candidates will campaign vigorously in the months leading to the June 2026 election date.

What is "South Carolina Republican Senate nominee?" and why does it matter?

South Carolina Republican Senate nominee is a prediction market event currently tracked across 3 platforms (Kalshi, Polymarket, PredictIt). Lindsey Graham leads at 83% implied probability, making it the market favorite. Other contenders include Mark Lynch at 13%.

What is moving the odds on "South Carolina Republican Senate nominee?"?

Lindsey Graham currently leads at 83% implied probability. Behind Lindsey Graham, Mark Lynch at 13% are the next closest contenders. The 8.5% cross-platform spread suggested platforms were pricing new information differently, creating potential trading opportunities.

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Resolution Oracles

KalshiKalshi
Democratic PartyRepublican Party
PolymarketPolymarket
UMA Optimistic OracleConsensus of Sources
Read Full Market Rulebooks
Stats
Spread8.5%
Platforms3

Market Rulebook: South Carolina Republican Senate nominee?

Official settlement criteria, resolution sources, and edge cases across Kalshi and Polymarket.

KalshiKalshi
Primary Rule

If Lindsey Graham wins the nomination for the Republican Party to contest the 2026 Senate South Carolina Senate seat, then the market resolves to Yes.

Resolution Oracles
Democratic PartyRepublican Party
PolymarketPolymarket
Primary Rule

This market will resolve according to the winner of the Republican Primary for United States Senator from South Carolina. If no 2026 South Carolina Republican Senate Primary takes place, this market will resolve to "Other". The resolution source for this market will be the first announcement of the results from the South Carolina Republican party, however an overwhelming consensus of credible reporting may suffice.

Resolution Oracles
UMA Optimistic OracleConsensus of Sources
Learn more:How to Read Prediction Market PricesCompare Fees Before You TradeNew to Polymarket?
Candidates2
Leader

Lindsey Graham

82.7% avg