P Jason Piasecki #6
Age: 19 | Bats: L | Throws: L | Morale: Normal
06/16/2026
P JASON PIASECKI #6 - AGE: 19 - BATS: L - THROWS: L - MORALE: NORMAL
G GS Rec SV ERA IP HA HR BB K WHIP WAR
15 0 0-3 1 8.56 13.2 17 2 11 10 2.05 -0.3
PITCHING RATINGS (OSA)
Overall Pot. Overall Vs Left Vs Right Pot.
Stuff 40 45 40 45
Movement 70 80 65 80
Control 55 55 55 70
PITCHING RATINGS
Pitch Cur. Pot.
Fastball 40 40
Changeup 45 80
Sinker 50 55
 
 
OTHER PITCHING RATINGS
Velocity 86-88 Mph
Stamina 70
Suggested Role Borderline SP
Type Groundball Pitcher
Hold Runners 80
Defense 40
RUN/BUNT RATINGS
Running Speed: 30
Stealing Ability: 20
Baserunning Inst.: 20
Sacrifice Bunt: 45
Bunt for Hit: 20
   
GAME LOG, LAST 10 GAMES
Date Vs. Result Start IP H R ER BB K Dec
06/11/2026 @ NAS Win, 7-4 X 7.2 9 4 4 2 2 Win
06/05/2026 @ IOW Win, 6-4 X 7.0 7 3 3 4 4 Win
05/30/2026 @ TEX Loss, 9-10 0.1 0 0 0 0 1
05/29/2026 @ TEX Win, 6-2 1.1 0 0 0 1 1
05/25/2026 MIL Loss, 7-15 0.1 2 2 2 1 0
05/24/2026 BAL Win, 4-2 2.0 1 0 0 1 0
05/22/2026 BAL Loss, 1-6 0.0 5 5 5 0 0 Loss
05/20/2026 @ MIL Loss, 5-6 1.0 1 1 1 3 0
05/19/2026 @ MIL Loss, 1-3 1.0 1 0 0 0 2
05/14/2026 @ CHR Loss, 3-4 X 6.0 7 2 2 4 3
PERSONALITY
Birthday:11/21/2006
Born in:Urbana, IL
Nationality:American
Height:6' 2"
Weight:185 lbs
Local Popularity:Unknown
National Pop.:Unknown
STATUS
Contract:Major League Contract
Salary:$740,000
Signed Through:2026 Season
Major Service:None, 142 Days
Service This Yr:42 Days
40-Man Service:1 Year, 12 Days
Pro Service:1 Year
Arbitration Eligibility:Not yet eligible
Option Years:2 option years left
Contract Extension: -
Drafted:-
MAJOR LEAGUE BASEBALL 2026 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 15 0 0 3 1 8.56 13.2 17 13 13 2 11 10 0 0.0 0 0 0.0
Pitching SVO BS SV% RA GF BR/9 H/9 K/9 BB/9 FIP WHIP FIP- WAR BABIP        
Overall 2 1 50.0 15 6 18.44 11.20 6.59 7.24 5.62 2.05 140 -0.3 .341        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 9 4 1 0 0 1 3 1 0 1 0 .444 .583 .556 1.139      
vs. RHB 45 13 3 0 2 12 8 9 2 1 0 .289 .382 .489 .871      
MAJOR LEAGUE BASEBALL 2026 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
April 8 0 0 2 1 5.87 7.2 7 5 5 1 5 6  
May 7 0 0 1 0 12.00 6.0 10 8 8 1 6 4  
Spring Training 10 0 0 0 0 4.15 8.2 10 4 4 1 2 7  
Last Year 18 0 0 2 1 3.60 15.0 21 9 6 0 7 11  
Career 33 0 0 5 2 5.97 28.2 38 22 19 2 18 21  
Home 8 0 0 3 0 14.14 7.0 13 11 11 2 5 3  
Road 7 0 0 0 1 2.70 6.2 4 2 2 0 6 7  
Grass 13 0 0 3 1 9.75 12.0 17 13 13 2 10 8  
Turf 2 0 0 0 0 0.00 1.2 0 0 0 0 1 2  
Day 7 0 0 2 1 4.70 7.2 6 4 4 1 5 4  
Night 8 0 0 1 0 13.50 6.0 11 9 9 1 6 6  
As Reliever / Substitution 15 0 0 3 1 8.56 13.2 17 13 13 2 11 10  
INTERNATIONAL LEAGUE 2026 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 6 6 3 1 0 4.73 32.1 40 17 17 2 14 13 0 0.0 0 3 50.0
Pitching SVO BS SV% RA GF BR/9 H/9 K/9 BB/9 FIP WHIP FIP- WAR BABIP        
Overall 0 0 0.0 0 0 15.31 11.13 3.62 3.90 4.32 1.67 111 0.3 .328        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 23 8 2 0 0 1 1 2 0 0 0 .348 .375 .435 .810      
vs. RHB 107 32 1 3 2 16 13 11 1 2 1 .299 .377 .421 .798      
INTERNATIONAL LEAGUE 2026 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
Last Week 1 1 1 0 0 4.70 7.2 9 4 4 0 2 2  
April 2 2 1 1 0 6.35 11.1 17 8 8 0 4 4  
May 2 2 0 0 0 2.84 6.1 7 2 2 1 4 3  
June 2 2 2 0 0 4.30 14.2 16 7 7 1 6 6  
Last Year 15 15 5 4 0 2.94 85.2 89 28 28 6 30 41  
Career 21 21 8 5 0 3.43 118.0 129 45 45 8 44 54  
Home 2 2 0 1 0 9.00 5.0 10 5 5 0 0 3  
Road 4 4 3 0 0 3.95 27.1 30 12 12 2 14 10  
Grass 4 4 3 0 0 3.95 27.1 30 12 12 2 14 10  
Turf 2 2 0 1 0 9.00 5.0 10 5 5 0 0 3  
Night 6 6 3 1 0 4.73 32.1 40 17 17 2 14 13  
As Starter 6 6 3 1 0 4.73 32.1 40 17 17 2 14 13  
CAREER PITCHING STATS
Year/Team/League Age G GS W L SV ERA IP HA R ER HR BB K CG SHO WHIP BABIP FIP WAR ERA+
2025 Atlanta - MLB 18 18 0 0 2 1 3.60 15.0 21 9 6 0 7 11 0 0 1.87 .375 3.03 0.4 115
2026 Atlanta - MLB 19 15 0 0 3 1 8.56 13.2 17 13 13 2 11 10 0 0 2.05 .341 5.62 -0.3 47
Total MLB 33 0 0 5 2 5.97 28.2 38 22 19 2 18 21 0 0 1.95 .360 4.26 0.1 68
CAREER MINOR LEAGUE PITCHING STATS
Year/Team/League Age G GS W L SV ERA IP HA R ER HR BB K CG SHO WHIP BABIP FIP WAR ERA+
2025 Mississippi - AA 18 5 5 1 1 0 2.12 29.2 33 8 7 0 10 22 0 0 1.45 .344 2.89 1.1 234
2025 Gwinnett - AAA 18 15 15 5 4 0 2.94 85.2 89 28 28 6 30 41 0 0 1.39 .302 4.12 1.2 141
2026 Gwinnett - AAA 19 6 6 3 1 0 4.73 32.1 40 17 17 2 14 13 0 0 1.67 .328 4.32 0.3 82
Total IL 21 21 8 5 0 3.43 118.0 129 45 45 8 44 54 0 0 1.47 .309 4.18 117.9
Total SL 5 5 1 1 0 2.12 29.2 33 8 7 0 10 22 0 0 1.45 .344 2.89 234.2
CAREER FIELDING STATS
Year/Team/League POS G GS PO A DP TC E PCT INN RNG ZR EFF PB RSTA RTO RTO%
2025 Atlanta - MLB P 18 0 0 4 0 4 0 1.000 15.0 2.40 +0.0 .998
2026 Atlanta - MLB P 14 0 0 1 0 1 0 1.000 13.2 0.66 -0.3 .991
2026 Gwinnett - AAA P 6 6 3 3 0 6 0 1.000 32.1 1.67 -0.2 .789
TOTAL P 38 6 3 8 0 11 0 1.000 61.0 1.62 -0.4 .893
PLAYER HISTORY
02/13/2025 Signed a 1-year minor league contract with the Atlanta Braves organization.
03/18/2025 Named the #16 prospect in the MLB
04/26/2025 Injured (tired arm),day-to-day for one week.
05/26/2025 Injured (sore thumb),day-to-day for 1 day.
06/22/2025 Injured (herniated disc (back)),out for one week.
06/23/2025 Named the #15 prospect in the MLB
07/13/2025 Was selected to the 2025 Major League Baseball All-Star Futures Game.
09/28/2025 Injured (mild abdominal strain),day-to-day for 1 day.
11/24/2025 Received a 1-year contract through automatic renewal worth a total of $740,000.
01/01/2026 OSA scouting updated ratings (potential): Stuff: 40 (45); Movement: 70 (85); Control: 55 (75).
05/04/2026 Injured (shoulder tendinitis),day-to-day for 1-2 weeks.
Tuesday, March 31st , 2026 - OOTP Baseball 26.8 Build 82