Prep Baseball Report

CLASS OF 2028

C
OF

Grant
Thompson

Mount Si (HS) • WA
5' 10" • 146.8LBS
R/R • 15yr 9mo
Travel Team: Dudes
2028 National

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2028 State

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Videos

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Best of Snapshot
Physical
Positional Tools Velos / Pop
TrackMan Hitting
Blast
VALD
Vizual Edge
Comments
Contact

Best Of Stats

Hitting
20.1
Hand Speed (max)
8/12/25
70.1
Bat Speed (max)
8/12/25
14.1
Rot. Acc (max)
8/12/25
-
Hard Hit %
Power
89.4
Exit Velocity (max)
10/18/25
86.9
Exit Velocity (avg)
10/18/25
340
Distance (max)
8/12/25
59
Sweet Spot %
8/12/25
Run
7.40
60-yd
10/18/25
4.04
30-yd
10/18/25
1.71
10-yd
10/18/25
18.3
Run speed (max)
10/18/25
Defense
-
INF Velo
75
OF Velo
10/18/25
73
C Velo
10/18/25
2.18 - 2.37
Pop Time
10/18/25

Positional Tools

2025
Pop Time
2.18 - 2.37
Catcher Velocity
73.0
Outfield Velocity
75.0
Pacific Northwest Fall Games
Oct 18, 2025
Position
2.18 - 2.37
Pop Time
75
OF Velo
73
C Velo
Seattle Summer Review
Aug 12, 2025
Position
2.20 - 2.35
Pop Time
73
OF Velo
67
C Velo

Hitting

2025
Exit Velocity Max
89.4
Exit Velocity Avg
84.7
Distance Max
340
Distance Avg
198
Launch Angle Avg
17.5602
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Pacific Northwest Fall Games
Oct 18, 2025
Trackman - Hitting
89.4
Exit Velocity (max)
86.9
Exit Velocity (avg)
108
Distance (avg)
319
Distance (max)
Sweet Spot %
Line Drive %
Ground Ball %
Seattle Summer Review
Aug 12, 2025
Trackman - Hitting
88.9
Exit Velocity (max)
83.5
Exit Velocity (avg)
245
Distance (avg)
340
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %

Hitting

2025
Hand Speed Max
20.1
Hand Speed Avg
18.3
Bat Speed Max
70.1
Bat Speed Avg
65.8
Rotational Acceleration Max
Rotational Acceleration Avg
On-Plane Efficiency Max
On-Plane Efficiency Avg
Pacific Northwest Fall Games
Oct 18, 2025
Blast - Hitting
19.9
Hand Speed (max)
18.2
Hand Speed (avg)
67.5
Bat Speed (max)
65.8
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Seattle Summer Review
Aug 12, 2025
Blast - Hitting
20.1
Hand Speed (max)
18.3
Hand Speed (avg)
70.1
Bat Speed (max)
65.9
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency

Pitching

Pitch Scores

Pitching Velos

Game Performance

2025
10 Yard Dash
1.71
30 Yard Dash
4.04
60 Yard Dash
7.39
Top Speed (MPH)
RSI
Vertical Jump
Pacific Northwest Fall Games
Oct 18, 2025
Vald
1.71
10-yd
4.04
30-yd
7.40
60-yd
18.3
Run speed (max)
1.76
RSI (max)
22.6
Jump Height (max)
Seattle Summer Review
Aug 12, 2025
Vald
1.72
10-yd
4.10
30-yd
7.48
60-yd
18.2
Run speed (max)
1.72
RSI (max)
21.3
Jump Height (max)

Vizual Edge

2025
Edge Score
46.8
Seattle Summer Review
Aug 12, 2025
Visual Skills
46.80
Edge Score

Pitch Ai

Notes

News

Comments

8/12/25
Grant Thompson, Mount Si (WA), 2028
Positional Profile: C/OF
Body: 5-10, 147-pounds.
Hit: RHH. Knees internally rotated in square base with slight bend in knees. Hands in rhythm with barrel horizontal over rear shoulder. Front shoulder coils in sync with low stride. Weight drifts forward to land. Loose-wristed stroke with slight uphill barrel path. Controlled two-handed finish. 65.9 mph bat speed with 10 G's of rotational acceleration.
Power: 89 max exit velocity, averaged 83.5 mph. 340' max distance.
Arm: RH. C-67 mph. OF-73 mph. C: Quick action into 3/4 slot throws. OF: Longer swing into 3/4 slot release with tucked gloveside follow.
Defense: 2.20-2.35 pop times. C: Works from a 1KD setup, sticking pitches with flexion in wrist. Stays 1KD on throws down, with gloveside leg forward to quick release. OF: Narrow base in prep step with athletic gait. Fields over lead gloveside shoulder at high point. Short, choppy steps on balls on ground, closing ground well.
ATH: 7.48 runner in the 60. 1.72 and 4.10 in the 10 and 30 yard splits. 21.30 max vertical.
Vizual Edge: 46.8 Edge Score

Draft Reports

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Physical

2025
Grip Strgth (LH)
Grip Strgth (RH)
Seattle Summer Review
Aug 12, 2025
Physical - Athlete
146.8
Wt
Grip Strgth (RH)
Grip Strgth (LH)