Following the May 5 primaries, which confirmed biotech entrepreneur Vivek Ramaswamy as the Republican nominee and Dr. Amy Acton—former state health director—as the Democrat, trader consensus on Polymarket tilts slightly toward a Democratic win at 54%, mirroring a recent EMC Research poll showing Acton ahead 53%-43%. This open-seat race in battleground Ohio remains tightly contested due to the state's swing dynamics, Ramaswamy's polarizing national profile from his 2024 presidential bid, and Acton's recognition from COVID-19 response efforts under term-limited Gov. Mike DeWine. Separation could arise from fundraising edges, key endorsements, debate performances, or shifts in national headwinds like economic concerns or turnout in suburban battlegrounds ahead of the November 3 general election.
Résumé expérimental généré par IA à partir des données Polymarket. Ceci n'est pas un conseil de trading et ne joue aucun rôle dans la résolution de ce marché. · Mis à jour$92,843 Vol.
$92,843 Vol.

Démocrate
54%

Républicain
47%
$92,843 Vol.
$92,843 Vol.

Démocrate
54%

Républicain
47%
A candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Democratic or Republican nominee (e.g., Greens, Libertarian, independent) may be added at a later date.
Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.
The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on the official certification.
Marché ouvert : Oct 13, 2025, 5:45 PM ET
Resolver
0x2F5e3684c...A candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Democratic or Republican nominee (e.g., Greens, Libertarian, independent) may be added at a later date.
Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.
The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on the official certification.
Resolver
0x2F5e3684c...Following the May 5 primaries, which confirmed biotech entrepreneur Vivek Ramaswamy as the Republican nominee and Dr. Amy Acton—former state health director—as the Democrat, trader consensus on Polymarket tilts slightly toward a Democratic win at 54%, mirroring a recent EMC Research poll showing Acton ahead 53%-43%. This open-seat race in battleground Ohio remains tightly contested due to the state's swing dynamics, Ramaswamy's polarizing national profile from his 2024 presidential bid, and Acton's recognition from COVID-19 response efforts under term-limited Gov. Mike DeWine. Separation could arise from fundraising edges, key endorsements, debate performances, or shifts in national headwinds like economic concerns or turnout in suburban battlegrounds ahead of the November 3 general election.
Résumé expérimental généré par IA à partir des données Polymarket. Ceci n'est pas un conseil de trading et ne joue aucun rôle dans la résolution de ce marché. · Mis à jour
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