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Zack Gelof
Third Base — Athletics
#20Height: 6'2"
As Batter
Challenges
33
Overturn Rate
72.7%
Overturned
24
Confirmed
9
Recent Challenges
| Date | Inning | Role | Opponent | Call | Result | Zone |
|---|---|---|---|---|---|---|
| 2026-09-19 | ▲ 9 | As Batter | Pitcher: Slade Cecconi(CLE) | Ball → Strike | Overturned | |
| 2026-09-18 | ▲ 9 | As Batter | Pitcher: Cade Smith(ATH) | Strike → Strike | Confirmed | |
| 2026-09-18 | ▲ 1 | As Batter | Pitcher: Daniel Espino(CLE) | Ball → Strike | Overturned | |
| 2026-09-17 | ▲ 8 | As Batter | Pitcher: Steven Matz(TB) | Ball → Strike | Overturned | |
| 2026-09-13 | ▼ 7 | As Batter | Pitcher: Gabe Speier(SEA) | Ball → Strike | Overturned | |
| 2026-09-13 | ▼ 7 | As Batter | Pitcher: Gabe Speier(SEA) | Ball → Ball | Confirmed | |
| 2026-09-13 | ▼ 5 | As Batter | Pitcher: Bryce Miller(ATH) | Strike → Ball | Overturned | |
| 2026-09-11 | ▼ 7 | As Batter | Pitcher: José A. Ferrer(ATH) | Strike → Ball | Overturned | |
| 2026-09-09 | ▼ 3 | As Batter | Pitcher: Michael Lorenzen(TOR) | Ball → Strike | Overturned | |
| 2026-09-08 | ▼ 1 | As Batter | Pitcher: José Soriano(ATH) | Strike → Ball | Overturned | |
| 2026-09-07 | ▼ 1 | As Batter | Pitcher: Dylan Cease(ATH) | Strike → Ball | Overturned | |
| 2026-09-03 | ▲ 8 | As Batter | Pitcher: Eduard Bazardo(ATH) | Strike → Ball | Overturned | |
| 2026-09-01 | ▲ 7 | As Batter | Pitcher: Adam Macko(ATH) | Strike → Ball | Overturned | |
| 2026-08-31 | ▲ 4 | As Batter | Pitcher: Jacob deGrom(ATH) | Strike → Ball | Overturned | |
| 2026-08-30 | ▼ 2 | As Batter | Pitcher: Chris Bassitt(BAL) | Ball → Strike | Overturned |
1–15 of 33