Mary Peltola leads trader sentiment in the Alaska Senate race due to her dominant 49.5% finish in the August 2026 top-four primary, outpacing incumbent Republican Dan Sullivan's 41.4% and positioning her favorably under ranked-choice voting. Recent polls show her ahead or tied in first-round preferences among likely voters, with RCV simulations projecting narrow edges in several surveys. Sullivan's reelection bid faces headwinds from Alaska's shifting electorate and the presence of minor Republican candidates who could fragment votes. Analysts rate the contest a toss-up or slight lean toward one side or the other, though Peltola's fundraising and name recognition provide structural advantages ahead of the November 3 general election. Minor candidates remain negligible factors.