In the race for the World Series, the Arizona Diamondbacks (+7100) and Chicago Cubs (+1900) are separated by a notable gap. The implied probabilities — 1.4% and 5.0% respectively — tell the story of how the market views these two contenders.
Since the start of the 2026 season, the Arizona Diamondbacks have drifted from +6500 to +7100, while the Chicago Cubs have drifted from +1870 to +1900.
The market currently gives the Chicago Cubs the edge at +1900, while the Arizona Diamondbacks sit at +7100. Both teams' full odds history across all tracked sportsbooks is charted above.