P Jason Zierer #93
Chicago Union PBC
Age: 27 | Bats: R | Throws: R | Morale: Great
12/31/2026
BNN Index | PBC | SCORES | STANDINGS | STATS | TEAMS | PLAYERS | TRANSACTIONS | HISTORY
P JASON ZIERER #93 - AGE: 27 - BATS: R - THROWS: R - MORALE: GREAT
G GS Rec SV ERA IP HA HR BB K WHIP WAR
22 22 11-6 0 2.60 159.1 120 10 51 174 1.07 4.1
PITCHING RATINGS (OSA)
Overall Pot. Overall Vs Left Vs Right Pot.
Stuff 6 6 6 6
Movement 5 5 5 7
HRA 5 5 5 7
PBABIP 5 5 5 7
Control 6 6 6 6
PITCHING RATINGS
Pitch Cur. Pot.
Fastball 6 7
Slider 3 3
Curveball 8 8
Changeup 7 7
Circle Change 4 4
OTHER PITCHING RATINGS
Velocity 95-97 Mph
Stamina 60
Suggested Role Starter
Type Neutral
Hold Runners 60
Defense 60
RUN/BUNT RATINGS
Running Speed: 40
Stealing Ability: 20
Baserunning Inst.: 40
Sacrifice Bunt: 75
Bunt for Hit: 25
   
GAME LOG, LAST 10 GAMES
Date Vs. Result Start IP H R ER BB K Dec
10/03/2026 @ STL Loss, 1-3 X 8.0 6 3 3 3 9 Loss
09/29/2026 STL Win, 5-4 X 6.1 8 4 4 1 8
09/24/2026 WSH Win, 7-2 X 9.0 3 2 2 4 12 Win
09/17/2026 TOR Win, 5-2 X 8.0 4 2 2 4 6 Win
09/10/2026 @ TB Loss, 5-6 X 7.0 4 3 3 0 5
09/03/2026 PHI Loss, 1-2 X 9.0 6 2 2 1 11 Loss
08/27/2026 @ NSH Win, 6-5 X 6.2 8 4 4 3 7 Win
08/20/2026 ATL Win, 8-2 X 6.0 6 2 2 5 9 Win
08/13/2026 NYC Win, 9-1 X 6.1 3 0 0 4 10 Win
08/08/2026 WC Win, 5-3 1.0 0 0 0 0 2
PERSONALITY
Zierer's philosophy is nothing is best left unsaid.
Personality Class: Outspoken
High: Adaptability, Work Ethic
Low: Baseball IQ
Birthday:08/04/1999
Born in:St. Johns, FL
Nationality:American
Height:5' 11"
Weight:190 lbs
Local Popularity:Extremely Popular
National Pop.:Extremely Popular
STATUS
Contract:Major League Contract
Salary:$1,500,000
Signed Through:2031 Season
Major Service:5 Years, 39 Days
Service This Yr:158 Days
40-Man Service:6 Years, None
Pro Service:5 Years
Arbitration Eligibility:Not eligible, free agent after contract expires!
Option Years:1 option year left
Contract Extension: -
Drafted:2020, 5th Pick in Round 1
PROFESSIONAL BASEBALL CIRCUIT 2026 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 22 22 11 6 0 2.60 159.1 120 46 46 10 51 174 7 31.8 2 17 77.3
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 9.72 6.78 9.83 2.88 3.20 1.07 77 4.1 .274        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 174 39 8 1 4 15 12 44 1 0 0 .224 .273 .351 .623      
vs. RHB 407 81 16 1 6 31 39 130 4 2 1 .199 .268 .287 .556      
PROFESSIONAL BASEBALL CIRCUIT 2026 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
April 2 2 1 1 0 1.32 13.2 11 2 2 0 5 16  
May 4 4 2 0 0 2.03 31.0 23 7 7 2 6 29  
June 4 4 1 3 0 3.99 29.1 25 13 13 1 5 34  
July 5 5 2 1 0 2.43 33.1 27 9 9 2 14 35  
August 3 3 3 0 0 2.84 19.0 17 6 6 2 12 26  
September 4 4 2 1 0 2.45 33.0 17 9 9 3 9 34  
All-Star Game 1 0 0 0 0 0.00 1.0 0 0 0 0 0 2  
Spring Training 3 3 0 2 0 5.19 8.2 9 5 5 1 2 13  
Postseason 2 2 0 1 0 4.40 14.1 14 7 7 2 4 17  
Last Year 22 22 14 4 0 3.12 167.1 138 60 58 17 38 180  
2 Years Ago 22 22 11 7 0 3.19 166.1 132 67 59 15 46 173  
Career 116 116 61 31 0 3.16 850.2 703 318 299 74 246 902  
Home 11 11 6 2 0 1.42 82.1 53 13 13 3 32 101  
Road 11 11 5 4 0 3.86 77.0 67 33 33 7 19 73  
Grass 21 21 10 6 0 2.48 152.2 112 42 42 8 48 167  
Turf 1 1 1 0 0 5.40 6.2 8 4 4 2 3 7  
Day 10 10 4 4 0 2.55 70.2 59 20 20 3 21 87  
Night 12 12 7 2 0 2.64 88.2 61 26 26 7 30 87  
As Starter 22 22 11 6 0 2.60 159.1 120 46 46 10 51 174  
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+
2021 Chicago - PBC 21 6 6 4 2 0 2.33 46.1 37 12 12 3 17 50 2 0 1.17 .296 3.26 1.2 180
2022 Chicago - PBC 22 22 22 10 6 0 3.71 155.1 140 69 64 10 51 152 2 1 1.23 .316 3.49 3.8 118
2023 Chicago - PBC 23 22 22 11 6 0 3.46 156.0 136 64 60 19 43 173 4 0 1.15 .300 3.68 3.2 123
2024 Chicago - PBC 24 22 22 11 7 0 3.19 166.1 132 67 59 15 46 173 4 2 1.07 .285 3.51 3.9 135
2025 Chicago - PBC 25 22 22 14 4 0 3.12 167.1 138 60 58 17 38 180 7 1 1.05 .285 3.30 3.9 132
2026 Chicago - PBC 26 22 22 11 6 0 2.60 159.1 120 46 46 10 51 174 7 2 1.07 .274 3.20 4.1 161
Total PBC 116 116 61 31 0 3.16 850.2 703 318 299 74 246 902 26 6 1.12 .292 3.42 20.2 134
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+
2020 Total - 20 16 16 9 2 0 2.84 107.2 101 37 34 6 27 105 0 0 1.19 .305 2.81 3.3 100
2021 Minneapolis - AAA 21 14 14 6 5 0 4.44 93.1 91 46 46 7 32 81 1 0 1.32 .324 3.24 2.1 88
Total AAA 14 14 6 5 0 4.44 93.1 91 46 46 7 32 81 1 0 1.32 .324 3.24 88.5
CAREER POSTSEASON 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+
2021 Chicago - PBC 21 2 2 0 1 0 7.50 12.0 15 10 10 3 7 11 0 0 1.83 .333 6.58 -0.1 56
2023 Chicago - PBC 23 2 2 0 2 0 11.88 8.1 15 12 11 2 2 12 0 0 2.04 .520 4.37 0.1 36
2024 Chicago - PBC 24 3 3 2 1 0 3.38 24.0 20 9 9 0 5 28 1 0 1.04 .339 1.82 1.2 128
2025 Chicago - PBC 25 3 3 2 0 0 2.70 23.1 18 7 7 1 7 24 1 0 1.07 .274 2.73 0.7 152
2026 Chicago - PBC 26 2 2 0 1 0 4.40 14.1 14 7 7 2 4 17 1 0 1.26 .316 3.66 0.3 95
Total PBC 12 12 4 5 0 4.83 82.0 82 45 44 8 25 92 3 0 1.30 .336 3.36 87.4
CAREER FIELDING STATS
Year/Team/League POS G GS PO A DP TC E PCT INN RNG ZR EFF PB RSTA RTO RTO%
2021 Chicago - Pro P 6 6 3 2 0 6 1 .833 46.1 0.97 +1.2 .996
2021 Minneapolis - AAA P 14 14 10 10 1 21 1 .952 93.1 1.93 +2.4 1.320
2022 Chicago - Pro P 22 22 8 11 0 21 2 .905 155.1 1.10 +2.5 1.071
2023 Chicago - Pro P 22 22 5 17 1 23 1 .957 156.0 1.27 -0.4 1.241
2024 Chicago - Pro P 22 22 6 9 1 16 1 .938 166.1 0.81 +1.6 .878
2025 Chicago - Pro P 22 22 9 10 0 20 1 .950 167.1 1.02 +0.3 1.001
2026 Chicago - Pro P 22 22 11 13 0 24 0 1.000 159.1 1.36 +0.5 .998
TOTAL P 130 130 52 72 3 131 7 .947 944.0 1.18 +8.0 1.077
PLAYER HISTORY
10/30/2020 Drafted in the 2020 first-year player draft out of college (College of Charleston; Charleston, SC) by the Chicago Union. (Round 1, Pick 5, 5th overall pick).
01/01/2021 OSA scouting updated ratings (potential): Stuff: 5 (8); Movement: 4 (5); Control: 4 (7).
05/28/2021 Injured (oblique strain),out for one week.
06/12/2021 Named the #30 prospect in the PBC
08/06/2021 Named the #21 prospect in the PBC
10/01/2021 Wins the PBC Rookie of the Month Award.
11/17/2021 Received a 1-year contract through automatic renewal worth a total of $100,000.
01/01/2022 OSA scouting updated ratings (potential): Stuff: 5 (8); Movement: 5 (5); Control: 4 (6).
05/02/2022 Unsuccessfully completed training to improve his secondary pitch at the Chicago Union development complex.
08/08/2022 Pitches a 6-hit shutout against the Miami Sun Sox with 6 strikeouts and 1 BB allowed!
08/29/2022 Was selected to the 2022 Professional Baseball Circuit All-Star Game.
09/01/2022 Wins the PBC Pitcher of the Month Award.
09/25/2022 Injured (cold),day-to-day for 1 day.
11/20/2022 Received a 1-year contract through automatic renewal worth a total of $100,000.
01/01/2023 OSA scouting updated ratings (potential): Stuff: 6 (8); Movement: 5 (5); Control: 5 (6).
05/02/2023 Unsuccessfully completed training to increase his pitch movement at the Chicago Union development complex.
08/01/2023 Wins the PBC EC Pitcher of the Month Award.
08/28/2023 Was selected to the 2023 Professional Baseball Circuit All-Star Game.
11/21/2023 Received a 1-year contract through automatic renewal worth a total of $100,000.
01/01/2024 OSA scouting updated ratings (potential): Stuff: 7 (7); Movement: 5 (6); Control: 5 (6).
05/02/2024 Unsuccessfully completed training to make one of his poorer pitches more usable at the Chicago Union development complex.
08/22/2024 Pitches a 2-hit shutout against the Washington Warriors with 9 strikeouts and 2 BB allowed!
09/23/2024 Pitches a 2-hit shutout against the Nashville Bluebirds with 14 strikeouts and 0 BB allowed!
10/09/2024 Wins the 2024 PBC EC Play-in Series MVP Award.
11/19/2024 Received a 1-year contract through automatic renewal worth a total of $100,000.
01/01/2025 OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 6 (7); Control: 5 (6).
03/10/2025 Successfully completed training to improve his pitch control at the Chicago Union development complex.
06/01/2025 Wins the PBC EC Pitcher of the Month Award.
06/14/2025 Pitches a 4-hit shutout against the St. Louis Lions with 10 strikeouts and 0 BB allowed!
09/27/2025 Strikes out 15 against the Miami Sun Sox.
11/15/2025 Received a 1-year contract through automatic renewal worth a total of $100,000.
01/01/2026 OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 6 (7); Control: 6 (6).
03/13/2026 Outstandingly completed training to improve his secondary pitch at the Chicago Union development complex.
06/18/2026 Pitches a 3-hit shutout against the Tampa Bay Thunder with 14 strikeouts and 0 BB allowed!
07/02/2026 Pitches a 4-hit shutout against the Washington Warriors with 7 strikeouts and 3 BB allowed!
08/06/2026 Was selected to the 2026 Professional Baseball Circuit All-Star Game.
11/01/2026 Tagged as a Face of the Franchise (FoF). Received a FoF Prime contract.
11/10/2026 Finished 2nd in 2026 PBC EC Pitcher of the Year Award voting.
LEADERBOARD APPEARANCES
Year GS Rank
2022 22 3
2023 22 4
2024 22 4
2025 22 1
2026 22 1
Year W Rank
2023 11 4
2024 11 7
2025 14 4
2026 11 10
Year Win. % Rank
2023 .647 10
2025 .778 4
2026 .647 10
Year IP Rank
2023 156.0 5
2024 166.1 2
2025 167.1 6
2026 159.1 5
Year BF Rank
2023 636 10
2024 660 7
2025 670 8
Year K Rank
2023 173 1
2024 173 2
2025 180 4
2026 174 4
Year WP Rank
2023 5 9
Year ERA Rank
2023 3.46 8
2024 3.19 5
2026 2.60 3
Year BABIP Rank
2024 .285 5
2025 .285 8
2026 .274 3
Year WHIP Rank
2023 1.15 8
2024 1.07 3
2025 1.05 5
2026 1.07 3
Year K/BB Rank
2023 4.02 5
2024 3.76 7
2025 4.74 4
Year RA/9 Rank
2023 10.56 9
2024 9.79 2
2025 9.84 6
2026 9.72 3
Year HR/9 Rank
2022 0.58 5
Year H/9 Rank
2024 7.14 2
2025 7.42 9
2026 6.78 1
Year BB/9 Rank
2025 2.04 5
Year K/9 Rank
2023 9.98 2
2024 9.36 7
2025 9.68 5
2026 9.83 6
Year QS Rank
2022 15 7
2023 15 4
2024 14 7
2025 14 9
2026 17 1
Year QSP Rank
2022 .682 8
2023 .682 4
2024 .636 9
2026 .773 1
Year CG Rank
2023 4 4
2024 4 7
2025 7 4
2026 7 3
Year CGP Rank
2023 .182 10
2024 .182 8
2025 .318 4
2026 .318 3
Year SHO Rank
2022 1 6
2024 2 1
2025 1 6
2026 2 2
Year WAR Rank
2022 3.8 4
2023 3.3 6
2024 4.0 5
2025 4.2 7
2026 4.1 7
Friday, May 29th , 2026 - OOTP Baseball 27.2 Build 60