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
2024 347 315 38 61 13 12 .194 .258 .359 .617
2 Seasons 647 585 78 133 27 26 .227 .295 .426 .721
AVG HR SB OPS
2023 .267 14 14 .841
2024 .194 13 12 .617
2 Seasons .227 27 26 .721
MLB Percentile Rankings
Hits Spray Chart
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Statcast Batting Statistics

Season Age Pitches Batted
Balls		 Barrels Barrel % Barrel/PA Exit
Velocity		 Max EV Launch
Angle		 LA 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
2024 24 1318 199 18 9.0 5.2 89.5 109.1 14.5 32.2 .200 .371 .270 .279 .391 36.7 34.6 6.9
Player 2473 388 39 10.1 6.0 89.6 109.1 13.1 35.3 .225 .407 .311 .304 .407 38.9 31.2 7.7
MLB 7.0 4.8 88.5 122.4 12.3 33.1 .245 .406 .316 .315 .369 36.5 22.2 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
2024 45.7 27.1 20.1 7.0 40.7 38.2 21.1 4.5 32.7 25.6 20.6 7.0 9.0 5.2
Player 43.6 27.6 23.5 5.4 41.5 38.4 20.1 4.1 31.7 23.7 22.7 7.5 10.1 6.0
MLB 44.5 23.7 24.8 7.0 37.1 37.5 25.2 3.9 32.7 24.8 24.4 5.8 7.0 4.8
! 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 %
2024 4-Seam Fastball 1.1 4 322 24.4 104 .255 .543 .368 28.7 29.8 33.7 .258 .564 .371 40.0
2024 Sinker -0.9 -2 267 20.3 51 .190 .357 .314 28.9 27.5 36.8 .160 .252 .269 28.6
2024 Slider -0.1 0 243 18.4 51 .234 .383 .299 41.0 39.2 25.0 .223 .451 .315 51.9
2024 Changeup -2.3 -3 145 11.0 37 .118 .176 .173 41.3 35.1 26.5 .163 .227 .212 14.3
2024 Curveball -2.9 -4 140 10.6 41 .150 .150 .149 47.8 48.8 36.4 .137 .168 .147 15.0
2024 Sweeper -3.5 -3 94 7.1 36 .176 .353 .231 28.1 30.6 28.2 .201 .305 .236 41.7
2024 Cutter -4.0 -3 63 4.8 15 .077 .077 .114 41.4 26.7 36.4 .203 .363 .272 60.0
2024 Split-Finger -2.2 -1 31 2.4 8 .000 .000 .088 71.4 75.0 46.2 .007 .025 .099 100.0
2024 Slurve 0.6 0 9 0.7 2 .000 .000 .000 42.9 50.0 50.0 -- -- .000 0.0
2023 4-Seam Fastball 0.8 3 317 27.4 83 .271 .686 .443 30.5 32.5 26.7 .236 .534 .380 47.7
2023 Sinker 0.7 2 237 20.5 63 .390 .542 .424 21.7 15.9 29.4 .346 .494 .382 38.8
2023 Slider 1.9 4 214 18.5 48 .261 .500 .335 45.0 31.3 21.7 .225 .419 .289 48.4
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 -0.1 0 106 9.2 32 .185 .259 .272 47.9 37.5 34.3 .186 .272 .275 46.7
2023 Cutter -2.2 -1 57 4.9 11 .300 .300 .309 29.6 18.2 22.2 .253 .304 .285 25.0
2023 Sweeper -0.7 0 49 4.2 15 .200 .667 .350 34.5 40.0 28.6 .195 .574 .314 33.3
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 -0.4 0 10 0.9 -- -- -- 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 Alle
2023 298 1,155 1 -4 3 6 5
2024 347 1,318 -11 -11 6 5 -11
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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
2024 1,318 51.2 71.4 72.2 28.9 41.9 44.0 36.6 50.7 35.8 6.9 84.6
Player 2,473 50.8 71.5 72.3 28.9 46.0 44.5 37.2 50.5 34.8 6.6 83.3
MLB 48.6 67.0 82.0 28.4 57.9 42.6 29.8 47.2 24.8 7.3 76.2
! 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 		Bat
Speed 		Swing
Length
2023 39 91 81 12
2024 10 1 27 56 5 47 58 58 50 28 1 35 2 47 86 89 15 49 36
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Expected Home Runs

Adjusted
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
2024 24.0 13 12.3 1 5 5 8 61.5
Player 23.4 27 25.4 2 7 16 13 48.1
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Expected Home Runs by Park

Adjusted
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
2024 13 14 11 14 11 14 13 11 10 10 11 14 14 12 13 13 12 11 12 14 13 13 15 13 11 13 12 12 14 11 9
Player 27 25 21 27 25 26 27 23 24 21 23 27 29 23 28 27 24 23 26 30 25 25 33 26 21 24 27 28 29 25 19
Note: xHR tells how many of this player's home runs would have been out of other stadiums. The "Adjusted" view here accounts for different wall heights, distances and environmental effects using Statcast Park Factor data.
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Year to Year Changes

Metric 2023 2024 +/-  
Exit Velocity 89.8 89.5 -0.3 ↓
Launch Angle 11.8 14.5 2.7 ↑
Barrel % 11.1 9.0 -2.1 ↓
Hard Hit % 41.3 36.7 -4.6 ↓
LA Sweet-Spot % 38.6 32.2 -6.4 ↓
xBA .253 .200 -0.053 ↓
BA .267 .194 -0.073 ↓
xwOBA .333 .279 -0.054 ↓
wOBA .357 .270 -0.087 ↓
xSLG .448 .371 -0.077 ↓
SLG .504 .359 -0.145 ↓
K% 27.3 34.6 7.3 ↑
BB% 8.7 6.9 -1.8 ↓
Swing % 50.4 50.7 0.3 ↑
Whiff% 33.7 35.8 2.1 ↑
In Zone % 50.3 51.2 0.9 ↑
Out of Zone % 49.7 48.8 -0.9 ↓
Out of Zone Swing % 28.9 28.9 0.0
First Pitch Swing % 37.8 36.6 -1.2 ↓
First Pitch Strike % 64.2 64.0 -0.2 ↓
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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
2024 Shades R 347 38 11.0 .289 .119
! 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%
2024 336 15.4 43.5% 0.0% 212 18.4 5.2% 1.4%
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