Mark Smith holds the strongest position in the SC-01 Republican primary due to his incumbency as a state representative, consistent fundraising leadership, and stronger showings in recent local forums and straw polls compared to other candidates. Alex Pelbath, a retired Air Force colonel emphasizing national security and outsider credentials, follows as the clearest alternative but trails in visibility and resources. Jenny Costa Honeycutt, Jay Byars, and Sam McCown draw support from local government backgrounds and targeted spending, while remaining contenders register minimal backing. A May 29 debate on Hilton Head highlighted policy clashes and questions over legislative records, sharpening distinctions ahead of the June 9 vote. Trader consensus reflects these established patterns of candidate reach and momentum in the final days of the contest.