U.S. Senate (SC)

Incumbent defending · 2026 cycle

Likely RCook rating
R+8CPVI
D 41.2%2024 presidential
Jun 9, 2026Primary
Nov 3, 2026General
Oct 15, 2026Next FEC filing
43.2 · 45.1Sep 9 · InsiderAdvantage · only poll

13 days until the next FEC filing deadline.

Darline GrahamRepublican · IncumbentProfile
Annie AndrewsDemocrat · ChallengerProfile

Market

Daily Kalshi price history

Daily Kalshi price history. Annie Andrews 13%, Darline Graham 88%.

Annie Andrews13%
Darline Graham88%

The race in 60 seconds

  • This open-seat race follows the death of the incumbent senator.
  • Republican nominee Darline Graham carries national endorsements and significant outside funding support.
  • Democratic challenger Annie Andrews holds a massive fundraising advantage, raising thirty-one times more money than her opponent.

Can they win this race

Annie Andrews faces a difficult path because the state consistently supports Republican candidates by large margins, suggesting her massive fundraising advantage may not be enough to overcome the electorate's partisan preference.

Who's lining up behind each side

Darline Graham’s institutional support from national figures and heavy outside spending likely offers a more reliable pathway to securing votes than the volunteer-led effort supporting Annie Andrews.

What could go wrong

The lack of experience in high-pressure political environments is the most significant vulnerability for Annie Andrews heading into election day.

Who fits the moment

Darline Graham’s profile as a conservative-aligned appointee is better positioned to capture the majority of voters in a state that has shown such a strong preference for Republican candidates.

Money

Total raisedThis cycle
Annie Andrews$10.8M
Darline Graham$346.8K
Cash on handMost recent filing
Annie Andrews$4.1M
Darline Graham$251.4K
PAC money as a share of receipts
Darline Graham13.6%
Annie Andrews1.0%
What donors said they do
Darline Graham$152K from 63 donors
CEO$20.4K · 9 donors
Consultant$20.4K · 12 donors
Attorney$13.1K · 7 donors
Chairman$11.5K · 3 donors
Managing Partner$10.7K · 2 donors

Excludes $43,613.6 from 62 donors who listed no occupation, or listed retired or not employed.

Annie Andrews$1.1M from 3,833 donors
Physician$407.2K · 1,548 donors
Attorney$200.8K · 745 donors
Owner$46.9K · 163 donors
Consultant$42.8K · 167 donors
Investor$40K · 35 donors

Excludes $2,307,885.42 from 22,854 donors who listed no occupation, or listed retired or not employed.

Key contrasts

Darline Graham
Supports

supports tax cuts and balanced budget amendment

Annie Andrews
Supports

supports affordability plan; federal gas tax suspension

1 of 6

IssueDarline GrahamAnnie Andrews
Economy and taxesSupportssupports tax cuts and balanced budget amendmentSupportssupports affordability plan; federal gas tax suspension
HealthcareOpposesopposes government-run healthcare, emphasizes affordabilitySupportssupports Medicaid expansion; patient-centered healthcare model
Abortion and social issuesSupportssupports 6-week ban and national restrictionsSupportssupports abortion access; codifying Roe v. Wade
Democracy and electionsNo recordappointed incumbent, no prior elected office experienceSupportsemphasizes authenticity; supports ethics reform, no PACs
Immigration and borderSupportsadvocates for immediate deportation of all illegal immigrantsSupportssupports reform combining border security and citizenship paths
Foreign policy and defenseAvoidsadmitted lack of expertise and focus on national securityOpposesopposes Iran war; prioritizes diplomacy and school safety

Electoral history

CycleRaceDemRepMarginTurnout
2024President41.2%58.2%R+17.076.8%
2024House39.5%60.5%R+21.076.8%
2022Governor40.7%58.0%R+17.450.9%
2022House32.3%65.9%R+33.650.9%
2020President44.3%55.1%R+10.872.1%

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