| Date | Matchup | Result | Winner | Model Projection | Stage |
|---|---|---|---|---|---|
| Sep 4, 1989 | 8–5 | Red Sox +3 | Athletics +0.9 | Regular Season | |
| Sep 4, 1989 | 5–2 | Blue Jays +3 | Blue Jays +0.6 | Regular Season | |
| Sep 4, 1989 | 1–4 | Cardinals +3 | Cardinals +0.3 | Regular Season | |
| Sep 4, 1989 | 4–5 | Orioles +1 | Orioles +0.3 | Regular Season | |
| Sep 4, 1989 | 7–3 | Cubs +4 | Mets +0.6 | Regular Season | |
| Sep 4, 1989 | 9–8 | Giants +1 | Giants +0.1 | Regular Season | |
| Sep 4, 1989 | 7–5 | Pirates +2 | Pirates +0.1 | Regular Season | |
| Sep 4, 1989 | 7–5 | Dodgers +2 | Astros +0.3 | Regular Season | |
| Sep 4, 1989 | 5–8 | Rangers +3 | Twins +0.1 | Regular Season | |
| Sep 4, 1989 | 10–9 | Padres +1 | Padres +0.7 | Regular Season | |
| Sep 4, 1989 | 1–5 | Tigers +4 | Royals +0.6 | Regular Season | |
| Sep 4, 1989 | 1–2 | Yankees +1 | Angels +0.1 | Regular Season |