| Date | Matchup | Result | Winner | Model Projection | Stage |
|---|---|---|---|---|---|
| Sep 4, 1981 | 2–3 | Giants +1 | Giants +0.9 | Regular Season | |
| Sep 4, 1981 | 7–2 | Cardinals +5 | Dodgers +0.5 | Regular Season | |
| Sep 4, 1981 | 4–5 | Padres +1 | Pirates +0.4 | Regular Season | |
| Sep 4, 1981 | 6–2 | Blue Jays +4 | White Sox +1.1 | Regular Season | |
| Sep 4, 1981 | 2–3 | Rangers +1 | Tigers +0.0 | Regular Season | |
| Sep 4, 1981 | 4–0 | Yankees +4 | Yankees +0.2 | Regular Season | |
| Sep 4, 1981 | 16–5 | Brewers +11 | Brewers +0.5 | Regular Season | |
| Sep 4, 1981 | 5–4 | Athletics +1 | Orioles +0.9 | Regular Season | |
| Sep 4, 1981 | 1–4 | Mets +3 | Braves +0.4 | Regular Season | |
| Sep 4, 1981 | 5–2 | Mariners +3 | Red Sox +1.4 | Regular Season | |
| Sep 4, 1981 | 6–7 | Phillies +1 | Phillies +0.1 | Regular Season | |
| Sep 4, 1981 | 3–1 | Angels +2 | Guardians +0.4 | Regular Season | |
| Sep 4, 1981 | 5–0 | Astros +5 | Nationals +0.3 | Regular Season |