| Date | Matchup | Result | Winner | Model Projection | Stage |
|---|---|---|---|---|---|
| May 21, 1989 | 1–3 | Nationals +2 | Dodgers +0.1 | Regular Season | |
| May 21, 1989 | 4–5 | Athletics +1 | Athletics +0.9 | Regular Season | |
| May 21, 1989 | 9–12 | Angels +3 | Angels +0.1 | Regular Season | |
| May 21, 1989 | 6–2 | Yankees +4 | Yankees +0.2 | Regular Season | |
| May 21, 1989 | 9–3 | Blue Jays +6 | Blue Jays +0.3 | Regular Season | |
| May 21, 1989 | 17–5 | Pirates +12 | Astros +0.4 | Regular Season | |
| May 21, 1989 | 6–1 | Twins +5 | Twins +0.1 | Regular Season | |
| May 21, 1989 | 6–1 | Cardinals +5 | Cardinals +0.6 | Regular Season | |
| May 21, 1989 | 2–0 | Guardians +2 | Guardians +0.2 | Regular Season | |
| May 21, 1989 | 2–7 | Reds +5 | Reds +0.6 | Regular Season | |
| May 21, 1989 | 2–4 | Tigers +2 | Tigers +0.1 | Regular Season | |
| May 21, 1989 | 10–6 | Giants +4 | Mets +0.8 | Regular Season | |
| May 21, 1989 | 1–3 | Phillies +2 | Padres +0.3 | Regular Season |