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

Grant Umberger

CWS · High-A · P

Chicago White Sox · Age at assessment: 24.9 · Bats: R · Throws: L

Performance Signal Only
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Assessment saved: · Stats updated:

Scouting comparison unavailable

Current performance can be evaluated, but a tool-to-results comparison requires verified scouting grades

Insufficient Evidence · 0%
PB Rank#2,244
Prospect Score46
Median43
Performance43
Trend0.0%

Tool vs observed results

Percentile scale

No tool-to-results comparison is available in this saved assessment. The recorded model range is shown below.

Model Range0.0%
364351
LowMedianHigh
206099
Performance 43

Model history

Median movement
First recorded 40 Latest recorded 43
48 41 34 2026-06-04 · Median 40 2026-06-05 · Median 40 2026-06-06 · Median 40 2026-06-07 · Median 39 2026-06-08 · Median 39 2026-06-09 · Median 38 2026-06-10 · Median 38 2026-06-11 · Median 38 2026-06-12 · Median 38 2026-06-13 · Median 38 2026-06-14 · Median 38 2026-06-15 · Median 38 2026-06-16 · Median 38 2026-06-17 · Median 38 2026-06-18 · Median 38 2026-06-19 · Median 38 2026-06-20 · Median 38 2026-06-21 · Median 38 2026-06-22 · Median 38 2026-06-23 · Median 38 2026-06-24 · Median 38 2026-06-25 · Median 38 2026-06-26 · Median 38 2026-06-28 · Median 38 2026-06-29 · Median 38 2026-06-30 · Median 38 2026-07-01 · Median 38 2026-07-03 · Median 40 2026-07-05 · Median 40 2026-07-07 · Median 40 2026-07-09 · Median 40 2026-07-11 · Median 40 2026-07-12 · Median 40 2026-07-14 · Median 40 2026-07-16 · Median 40 2026-07-21 · Median 39 2026-07-22 · Median 39 2026-07-23 · Median 39 2026-07-24 · Median 39 2026-07-25 · Median 39 2026-07-26 · Median 39 2026-07-27 · Median 40 2026-07-28 · Median 40 2026-07-29 · Median 40 2026-07-30 · Median 40 2026-07-31 · Median 40 2026-08-01 · Median 40 2026-08-03 · Median 41 2026-08-05 · Median 41 2026-08-07 · Median 41 2026-08-08 · Median 41 2026-08-09 · Median 41 2026-08-10 · Median 41 2026-08-11 · Median 41 2026-08-13 · Median 41 2026-08-14 · Median 41 2026-08-16 · Median 41 2026-08-17 · Median 41 2026-08-18 · Median 41 2026-08-19 · Median 41 2026-08-20 · Median 41 2026-08-22 · Median 41 2026-08-23 · Median 41.2 2026-08-25 · Median 41.2 2026-08-27 · Median 41 2026-08-28 · Median 41 2026-09-01 · Median 42 2026-09-02 · Median 42 2026-09-03 · Median 42 2026-09-05 · Median 42 2026-09-06 · Median 42 2026-09-09 · Median 43 2026-09-14 · Median 43.2 2026-09-15 · Median 43 2026-09-16 · Median 43 2026-09-17 · Median 43 2026-09-18 · Median 43 2026-09-19 · Median 43 2026-09-21 · Median 43 2026-09-22 · Median 43 2026-09-24 · Median 43 2026-09-25 · Median 43 2026-06-04 2026-09-25

2026-09-25 · Median 43

Saved median assessments. Gaps indicate unavailable or non-comparable observations.
View recorded values
DateMedian
2026-09-2543
2026-09-2443
2026-09-2243
2026-09-2143
2026-09-1943
2026-09-1843
2026-09-1743
2026-09-1643
2026-09-1543
2026-09-1443.2
2026-09-0943
2026-09-0642
2026-09-0542
2026-09-0342
2026-09-0242
2026-09-0142
2026-08-2841
2026-08-2741
2026-08-2541.2
2026-08-2341.2
2026-08-2241
2026-08-2041
2026-08-1941
2026-08-1841
2026-08-1741
2026-08-1641
2026-08-1441
2026-08-1341
2026-08-1141
2026-08-1041
2026-08-0941
2026-08-0841
2026-08-0741
2026-08-0541
2026-08-0341
2026-08-0140
2026-07-3140
2026-07-3040
2026-07-2940
2026-07-2840
2026-07-2740
2026-07-2639
2026-07-2539
2026-07-2439
2026-07-2339
2026-07-2239
2026-07-2139
2026-07-1640
2026-07-1440
2026-07-1240
2026-07-1140
2026-07-0940
2026-07-0740
2026-07-0540
2026-07-0340
2026-07-0138
2026-06-3038
2026-06-2938
2026-06-2838
2026-06-2638
2026-06-2538
2026-06-2438
2026-06-2338
2026-06-2238
2026-06-2138
2026-06-2038
2026-06-1938
2026-06-1838
2026-06-1738
2026-06-1638
2026-06-1538
2026-06-1438
2026-06-1338
2026-06-1238
2026-06-1138
2026-06-1038
2026-06-0938
2026-06-0839
2026-06-0739
2026-06-0640
2026-06-0540
2026-06-0440

2026 season

Current season · regular season
G26
IP120.2
ERA4.70
WHIP1.29
K/98.1
BB/92.9
K-BB%13.0%

Winston-Salem Dash · High-A · Updated

Scouting Scenario Range

Model Range0.0%
364351
LowMedianHigh
206099
Performance 43

Profile Context

RiskLow Risk · 10
MLB / Model Watch
Confidence58
TypePitcher

Backtested Forecasts

Separate from scouting grades
2027 MiLB production48.2
Historical 80% error band27–69
MLB arrival in 3 years15%
Productive MLB role in 3 years1%

The next-season score assumes at least 20 IP. 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

Tool grades unavailable from verified public scouting reports.

Player Stats

Recent regular season
PeriodTeamLevelWLERAGGSSVIPHRERHRBBSOWHIPK/9
Last 7 daysNo recent game logs available
Last 30 daysAll teamsAll levels203.0922011.2104411110.948.49
Year-by-year regular season
YearTeamLevelWLERAGGSSVIPHRERHRBBSOWHIPK/9
2026Winston-Salem DashHigh-A1174.7026220120.2117736317391081.298.06
2025Winston-Salem DashHigh-A002.451103.24110131.367.36
2025Kannapolis Cannon BallersSingle-A922.5624170102.08232291331131.139.97
20252 teams · TotalAll levels922.5625180105.28633301341161.149.88

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

More Chicago White Sox profiles

Organization reflects each player's saved assessment.