Oklahoma City Thunder hold the strongest position in the 2026 NBA championship market thanks to their league-best 64-18 regular season record and undefeated start through the early playoff rounds as defending champions. Their depth, defensive versatility, and experience in high-stakes series have solidified trader consensus around their repeat chances. San Antonio Spurs have climbed on the strength of Victor Wembanyama's continued dominance and a deep Western Conference run that includes advancing past the first round. New York Knicks sit third after sweeping their opening series and showing consistent Eastern Conference contention built on strong home form. Detroit Pistons and Cleveland Cavaliers remain long shots, reflecting solid but less proven postseason resumes against tougher paths to the Finals.