Zack Gelof
2B | Bats/Throws: R/R | 6' 2" 205LBS | Age: 24
Draft: 2021 | Rd: 2, #60, Oakland Athletics | Virginia
PA AB R H HR SB AVG OBP SLG OPS
2023 300 270 40 72 14 14 .267 .337 .504 .841
1 Season 300 270 40 72 14 14 .267 .337 .504 .841
AVG HR SB OPS
2023 .267 14 14 .841
1 Season .267 14 14 .841
MLB Percentile Rankings
Hits Spray Chart

Statcast Batting Statistics

Season Age Pitches Batted
Balls
Barrels Barrel % Barrel/PA Exit
Velocity
Max EV Launch
Angle
Sweet
Spot %
XBA XSLG WOBA XWOBA XWOBACON HardHit% K% BB%
2023 23 1155 189 21 11.1 7.0 89.8 108.5 11.8 38.6 .253 .448 .357 .333 .424 41.3 27.3 8.7
Player 1155 189 21 11.1 7.0 89.8 108.5 11.8 38.6 .253 .448 .357 .333 .424 41.3 27.3 8.7
MLB 6.9 4.7 88.4 122.4 12.2 33.1 .245 .406 .316 .315 .369 36.3 22.1 8.4
! Note: All figures in this table cover the period 2015-present.




Fastball: 4 Seam, 2 Seam, Cutter, Sinker. Offspeed: Split, Change, Fork, Screw. Breaking: Slider, Curve, Knuckle, Sweeper, Slurve, Other
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Batted Ball Profile

Season GB % FB % LD % PU % Pull % Straight % Oppo % Weak % Topped % Under % Flare/Burner % Solid % Barrel % Barrel/PA
2023 41.3 28.0 27.0 3.7 42.3 38.6 19.0 3.7 30.7 21.7 24.9 7.9 11.1 7.0
Player 41.3 28.0 27.0 3.7 42.3 38.6 19.0 3.7 30.7 21.7 24.9 7.9 11.1 7.0
MLB 44.6 23.5 24.9 7.0 37.0 37.6 25.3 3.9 32.9 24.7 24.4 5.8 6.9 4.7
! Note: All figures in this table cover the period 2015-present.

Run Values by Pitch Type

Year Pitch Type Team RV/100 Run Value Pitches % PA BA SLG wOBA Whiff% K% PutAway % xBA xSLG xwOBA Hard Hit %
2023 4-Seam Fastball 0.8 2 315 27.3 82 .261 .681 .438 30.9 32.9 26.7 .225 .526 .374 48.8
2023 Sinker 0.8 2 240 20.8 64 .400 .550 .431 21.3 15.6 29.4 .356 .504 .390 38.0
2023 Slider 2.0 4 215 18.6 48 .277 .574 .363 47.1 31.3 22.4 .247 .486 .316 50.0
2023 Changeup -1.5 -2 131 11.3 39 .139 .222 .196 37.7 23.1 20.0 .239 .312 .273 33.3
2023 Curveball -0.4 0 106 9.2 33 .179 .250 .264 46.9 36.4 34.3 .180 .263 .267 43.8
2023 Cutter -0.7 0 62 5.4 12 .300 .300 .342 25.0 16.7 16.7 .247 .297 .315 25.0
2023 Sweeper -2.3 -1 44 3.8 13 .154 .462 .250 32.0 46.2 27.3 .131 .391 .211 28.6
2023 Split-Finger 1.4 0 32 2.8 6 .333 .833 .483 33.3 16.7 10.0 .326 .814 .476 40.0
2023 Slurve -1.0 0 8 0.7 -- -- -- 33.3 -- 0.0 -- -- -- --
2023 Knuckleball -16.9 0 2 0.2 1 .000 .000 .000 0.0 0.0 0.0 .049 .053 .050 0.0
! Note: Years are in reverse order.
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Swing/Take

Runs
Year Team PA Pitches Heart Shadow Chase Waste All
2023 298 1,155 1 -4 3 6 5
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Plate Discipline

Season Pitches Zone % Zone Swing % Zone Contact % Chase % Chase Contact % Edge % 1st Pitch Swing % Swing % Whiff % Meatball % Meatball Swing %
2023 1,155 50.3 71.6 72.4 28.9 50.6 45.1 37.8 50.4 33.7 6.1 81.7
Player 1,155 50.3 71.6 72.4 28.9 50.6 45.1 37.8 50.4 33.7 6.1 81.7
MLB 48.6 67.0 82.0 28.5 58.0 42.6 29.6 47.1 24.8 7.3 76.1
! Note: All figures in this table cover the period 2015-present.

Percentile Rankings

Year xwOBA xBA xSLG xISO xOBP Brl Brl% EV Max EV Hard
Hit%
K% BB% Whiff% Chase
Rate
Speed OAA Arm
Strength
2023 39 91 81 12
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Expected Home Runs

Year Team Avg HR Trot Actual HR xHR HR-xHR Doubters Mostly Gone No Doubters No Doubter %
2023 22.7 14 13.0 1 2 11 5 35.7
Player 22.7 14 13.0 1 2 11 5 35.7

Expected Home Runs by Park

Year HR
2023 14 11 10 13 14 12 14 12 14 11 12 13 15 11 15 14 12 12 14 16 12 12 18 13 10 11 15 16 15 14 10
Player 14 11 10 13 14 12 14 12 14 11 12 13 15 11 15 14 12 12 14 16 12 12 18 13 10 11 15 16 15 14 10
! Note: This tells how many of this player's home runs would have been out of other stadiums. This accounts for different wall heights, distances and environmental effects. For these purposes, the 2020 Blue Jays home field was still Rogers Centre, not Sahlen Field.
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Statcast Fielder Positioning

wOBA
SeasonAlignment TypeBat SidePAShifts/Shades%No Shift/ShadeShift/Shade
2023 Shades R 298 29 9.7 .363 .287
! Note: Shifts are through the 2022 season, Shaded starting from the 2023 season, Shift: three or more infielders are on the same side of second base, Shade: positioned outside of their typical responsible slices of the field.
Learn more about how positioning is defined here

Pitch Tempo

Bases EmptyRunners On Base
SeasonTeamPitchesTempoFast %Slow %PitchesTempoFast %Slow %
2023 295 16.5 31.9% 0.0% 176 19.5 1.1% 1.7%
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