| Date | Matchup | Result | Winner | Model Projection | Stage |
|---|---|---|---|---|---|
| May 4, 1991 | 3–6 | Angels +3 | Angels +0.5 | Regular Season | |
| May 4, 1991 | 2–3 | Mariners +1 | Mariners +0.4 | Regular Season | |
| May 4, 1991 | 4–0 | Red Sox +4 | White Sox +0.2 | Regular Season | |
| May 4, 1991 | 5–6 | Royals +1 | Blue Jays +0.2 | Regular Season | |
| May 4, 1991 | 2–4 | Braves +2 | Cubs +0.4 | Regular Season | |
| May 4, 1991 | 1–3 | Reds +2 | Reds +0.6 | Regular Season | |
| May 4, 1991 | 6–5 | Rangers +1 | Tigers +0.1 | Regular Season | |
| May 4, 1991 | 8–3 | Astros +5 | Pirates +0.8 | Regular Season | |
| May 4, 1991 | 20–6 | Guardians +14 | Athletics +1.4 | Regular Season | |
| May 4, 1991 | 7–4 | Twins +3 | Brewers +0.4 | Regular Season | |
| May 4, 1991 | 3–4 | Phillies +1 | Dodgers +0.2 | Regular Season | |
| May 4, 1991 | 4–6 | Mets +2 | Mets +0.6 | Regular Season | |
| May 4, 1991 | 6–5 | Padres +1 | Nationals +0.3 | Regular Season |