Mary Peltola holds a strong lead in trader consensus for the 2026 Alaska Senate race following her 49.5% finish in the August top-four primary, ahead of incumbent Republican Sen. Dan Sullivan at 41.4%, with minor candidates Dan J. Sullivan and Gerald Heikes also advancing under ranked-choice voting. Recent polls, including a late September NYT/Siena survey showing Peltola at 50% to Sullivan’s 43%, reflect her edge in a toss-up contest rated by outlets such as Cook Political Report and Sabato’s Crystal Ball. Key factors include Peltola’s consolidation of Democratic support after rival David Leslie’s withdrawal, her emphasis on fisheries management and bycatch issues tied to her background as an Alaska fisherman, and the mechanics of ranked-choice voting that favor a unified non-Republican choice. Sullivan’s incumbency and Republican base provide a counter, though recent polling indicates a narrowing or reversal of prior advantages. The November 3 general election remains the resolution trigger, with turnout and second-choice rankings as pivotal variables.