Prospect Baseline Prospect Baseline
Model Last Run Sep 25, 2026 · 2:59 PM ET

Included in the latest imported public model. All figures reflect the saved assessment dates.

Player profile

Caleb Bonemer

CWS · AA · SS

Chicago White Sox · Age at assessment: 21 · Bats: R · Throws: R

Results Ahead of Tools
Compare
Assessment saved: · Stats updated:

Game power ahead of the tool grade

Current extra-base impact is outperforming the verified power expectation

High Confidence · 99%
PB Rank#36
Prospect Score80
Median77
Performance67
Trend+0.1%

Why the player is here

  • Power 55; game-power evidence sits near the 97th percentile for comparable players
  • ISO is 0.300

Context for this assessment, not a verified explanation for movement between model runs.

Tool vs observed results

Percentile scale
Contact-5.6 percentile gap
Expected 58 Observed 53
Game Power+38.8 percentile gap
Expected 58 Observed 97

Verified tool expectations alongside results for comparable players. Percentiles are not scouting grades.

Model history

Median movement
First recorded 78 Latest recorded 77
84 78 72 2026-06-04 · Median 78 2026-06-05 · Median 78 2026-06-06 · Median 78 2026-06-07 · Median 78 2026-06-08 · Median 78 2026-06-09 · Median 78 2026-06-10 · Median 78 2026-06-11 · Median 78 2026-06-12 · Median 78 2026-06-13 · Median 78 2026-06-14 · Median 78 2026-06-15 · Median 78 2026-06-16 · Median 78 2026-06-17 · Median 78 2026-06-18 · Median 78 2026-06-19 · Median 78 2026-06-20 · Median 78 2026-06-21 · Median 78 2026-06-22 · Median 78 2026-06-23 · Median 78 2026-06-24 · Median 78 2026-06-25 · Median 80 2026-06-26 · Median 80 2026-06-28 · Median 80 2026-06-29 · Median 80 2026-06-30 · Median 80 2026-07-01 · Median 80 2026-07-03 · Median 76 2026-07-05 · Median 77 2026-07-07 · Median 77 2026-07-09 · Median 77 2026-07-11 · Median 77 2026-07-12 · Median 77 2026-07-14 · Median 77 2026-07-16 · Median 77 2026-07-21 · Median 77 2026-07-22 · Median 77 2026-07-23 · Median 78 2026-07-24 · Median 78 2026-07-25 · Median 78 2026-07-26 · Median 78 2026-07-27 · Median 78 2026-07-28 · Median 78 2026-07-29 · Median 78 2026-07-30 · Median 78 2026-07-31 · Median 79 2026-08-01 · Median 78 2026-08-03 · Median 78 2026-08-05 · Median 78 2026-08-07 · Median 78 2026-08-08 · Median 79 2026-08-09 · Median 79 2026-08-10 · Median 79 2026-08-11 · Median 79 2026-08-13 · Median 79 2026-08-14 · Median 80 2026-08-16 · Median 80 2026-08-17 · Median 80 2026-08-18 · Median 78 2026-08-19 · Median 77 2026-08-20 · Median 77 2026-08-22 · Median 79 2026-08-23 · Median 79.3 2026-08-25 · Median 79.3 2026-08-27 · Median 80 2026-08-28 · Median 80 2026-09-01 · Median 79 2026-09-02 · Median 79 2026-09-03 · Median 78 2026-09-05 · Median 78 2026-09-06 · Median 78 2026-09-09 · Median 78 2026-09-14 · Median 77.5 2026-09-15 · Median 78 2026-09-16 · Median 78 2026-09-17 · Median 77 2026-09-18 · Median 77 2026-09-19 · Median 77 2026-09-21 · Median 77 2026-09-22 · Median 77 2026-09-24 · Median 77 2026-09-25 · Median 77 2026-06-04 2026-09-25

2026-09-25 · Median 77

Saved median assessments. Gaps indicate unavailable or non-comparable observations.
View recorded values
DateMedian
2026-09-2577
2026-09-2477
2026-09-2277
2026-09-2177
2026-09-1977
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2026-09-1477.5
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2026-06-0678
2026-06-0578
2026-06-0478

Metrics to follow

ISO 0.300

Separates extra-base impact from batting average

Definition

Isolated power, calculated as slugging percentage minus batting average

SLG 0.550

Tracks total bases per at-bat

Definition

Slugging percentage, weighting extra-base hits more heavily

K% 27.1%

Shows the swing-and-miss cost of accessing power

Definition

Percentage of plate appearances ending in a strikeout. Lower is generally better for hitters

Next checkpointRecheck ISO, SLG, and K% after the next 75 plate appearances

2026 season

Current season · regular season
G132
PA595
AVG.251
OBP.380
SLG.550
OPS.930
HR37
SB17
BB%14.1%
K%27.1%

2 teams · Total · All levels · Updated

Scouting Scenario Range

Model Range+0.1%
727782
LowMedianHigh
206099
Performance 67

Profile Context

RiskLow Risk · 0
MLB / Model WatchMLB #29 MLB Top 100
Confidence94
TypePosition Player

Backtested Forecasts

Separate from scouting grades
2027 MiLB production53.8
Historical 80% error band37–71
MLB arrival in 3 years94%
Productive MLB role in 3 years67%

The next-season score assumes at least 100 PA. A productive MLB role means a regular playing-time season with above-average measured hitting or pitching production. This is not a WAR forecast.

Scouting Tools

Source: Verified public scouting report
Hit icon
Hit55Avg
Power icon
Power55Avg
Speed icon
Speed50Avg
Defense icon
Defense55Avg
Arm icon
Arm55Avg
Overall icon
Overall55Avg

Tool Profile

Tool ProfileHitPowerSpeedDefenseArm20-80 grade scaleArchetype: Balanced Bat

Player Stats

Recent regular season
PeriodTeamLevelGPAABRH2B3BHRRBIBBSOSBAVGOBPSLGOPS
Last 7 daysNo recent game logs available
Last 30 daysAll teamsAll levels167159614303511191.237.352.441.793
Year-by-year regular season
YearTeamLevelGPAABRH2B3BHRRBIBBSOSBAVGOBPSLGOPS
2026Birmingham BaronsAA713172644869142194946807.261.379.545.924
2026Winston-Salem DashHigh-A6127822352531511843388110.238.381.556.937
20262 teams · TotalAll levels13259548710012229337928416117.251.380.550.930
2025Winston-Salem DashHigh-A11443681041267102.278.409.6111.020
2025Kannapolis Cannon BallersSingle-A9643234969982631058689127.281.400.458.859
20252 teams · TotalAll levels1074763857710830412647510129.281.401.473.874

Regular season only. Totals combine team and level stints. Recent windows overlap and use cached game logs. Stats refreshed: 2026-09-25T14:54:05.

Checklist appearances

  • 2024 Bowman Draft · First Bowman · First autograph
Explore the checklist tool

More Chicago White Sox profiles

Organization reflects each player's saved assessment.