Katherine LaNasa leads the market at 62.5% as the defending Outstanding Supporting Actress winner for her work as charge nurse Dana Evans on HBO Max’s “The Pitt,” which secured four of the seven category slots and 25 total nominations this cycle. Her established industry narrative, prior Emmy, and the medical drama’s continued critical and audience momentum have consolidated trader consensus around a repeat, even amid concerns that multiple “The Pitt” contenders could split the vote. Sepideh Moafi’s 12.4% reflects her breakout Season 2 role as Dr. Baran Al-Hashimi and historic positioning as the first Persian nominee in the category, while Karolina Wydra’s 10% captures strong precursor support for her “Pluribus” performance. Final-round voting concludes August 26 ahead of the September 14 ceremony, where guild and critics’ momentum could still influence outcomes.