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Jonathan Heasley
Jonathan Heasley
Omaha Storm Chasers • Pitcher
Age 29 • 6' 3" • 225 lb
Bats: R • Throws: R
MLB Debut: 2021-09-17
Born: Charlotte , NC • USA
Draft: 2018
2024 Stats
W
0
L
1
ERA
16.88
WHIP
2.44
IP
5.1
SO
4
SV
0
HLD
0
G
4
GS
0
Career Stats
W
5
L
12
ERA
5.89
WHIP
1.47
IP
139.0
SO
89
SV
0
HLD
1
G
40
GS
24
Year-by-Year Pitching
Year Team GGSIP WLSVSO ERAWHIPAwards
2021 KC 3 3 14.2 1 1 — 6 4.91 1.23
2022 KC 21 21 104.0 4 10 — 70 5.28 1.49
2023 KC 12 — 15.0 — — — 9 7.20 1.27
2024 BAL 4 — 5.1 — 1 — 4 16.88 2.44
Spring Training
Pitching
YearTeamGGSIPWLSVSOERAWHIP
2021 KC 3—4.0 ———5 0.000.50
2022 KC 428.0 —1—5 11.252.38
2023 KC 429.1 —1—7 17.362.79
2024 BAL 8—8.2 ——14 4.151.50
2025 CWS 3—4.0 1——3 0.001.00
2026 KC 3—2.0 —1—2 27.004.50
Game Logs
Season selector loads one year at a time.
Pitching
Date Opponent IP H R ER BB SO HR
2024-05-23 @ CWS 1.0 2 4 4 2 0 0
2024-04-12 vs MIL 2.0 7 6 6 1 2 2
2024-04-06 @ PIT 0.1 1 1 0 0 0 0
2024-04-02 vs KC 2.0 0 0 0 0 2 0
Transactions
Entire history • newest first.
2026-02-21
RHP Jonathan Heasley assigned to Kansas City Royals.
2025-08-05
Kansas City Royals signed free agent RHP Jonathan Heasley to a minor league contract.
2025-01-24
Chicago White Sox signed free agent RHP Jonathan Heasley to a minor league contract and invited him to spring training.
2024-07-25
Baltimore Orioles released RHP Jonathan Heasley.
2024-07-24
Baltimore Orioles designated RHP Jonathan Heasley for assignment.
2024-05-24
Baltimore Orioles optioned RHP Jonathan Heasley to Norfolk Tides.
2024-05-23
Baltimore Orioles recalled RHP Jonathan Heasley from Norfolk Tides.
2024-04-13
Baltimore Orioles optioned RHP Jonathan Heasley to Norfolk Tides.
2024-03-31
Baltimore Orioles recalled RHP Jonathan Heasley from Norfolk Tides.
2024-03-24
Baltimore Orioles optioned RHP Jonathan Heasley to Norfolk Tides.
2023-12-18
Kansas City Royals traded RHP Jonathan Heasley to Baltimore Orioles for RHP Cesar Espinal.
2023-10-02
Kansas City Royals recalled RHP Jonathan Heasley from Omaha Storm Chasers.
2023-08-12
Kansas City Royals optioned RHP Jonathan Heasley to Omaha Storm Chasers.
2023-07-04
Kansas City Royals recalled RHP Jonathan Heasley from Omaha Storm Chasers.
2023-05-07
Kansas City Royals optioned RHP Jonathan Heasley to Omaha Storm Chasers.
2023-05-05
Kansas City Royals recalled RHP Jonathan Heasley from Omaha Storm Chasers.
2023-03-17
Kansas City Royals optioned RHP Jonathan Heasley to Omaha Storm Chasers.
2022-08-23
Kansas City Royals recalled RHP Jonathan Heasley from Omaha Storm Chasers.
2022-08-10
Kansas City Royals optioned RHP Jonathan Heasley to Omaha Storm Chasers.
2022-08-09
Kansas City Royals recalled RHP Jonathan Heasley from Omaha Storm Chasers.
2022-07-31
Kansas City Royals optioned RHP Jonathan Heasley to Omaha Storm Chasers.
2022-07-30
Kansas City Royals activated RHP Jonathan Heasley from the 15-day injured list.
2022-07-24
Kansas City Royals sent RHP Jonathan Heasley on a rehab assignment to Omaha Storm Chasers.
2022-07-10
Kansas City Royals placed RHP Jonathan Heasley on the 15-day injured list. Right shoulder tendinitis.
2022-05-12
Kansas City Royals recalled RHP Jonathan Heasley from Omaha Storm Chasers.
2022-04-04
Kansas City Royals optioned RHP Jon Heasley to Omaha Storm Chasers.
2021-09-17
Kansas City Royals selected the contract of RHP Jon Heasley from Northwest Arkansas Naturals.
2021-02-05
Kansas City Royals invited non-roster RHP Jon Heasley to spring training.
2021-02-05
Kansas City Royals invited non-roster RHP Jon Heasley to spring training.
2021-02-05
P Jon Heasley assigned to Kansas City Royals .
2018-06-18
Kansas City Royals signed RHP Jon Heasley.
Scouting Report
Statcast-style percentiles • Basenerd theme
Season 2024
Ready
Basic Line
Season / Game
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Pitch Arsenal
Usage • Velo • Break • Spin • xwOBA
Pitch N Use% Velo HB IVB Spin xwOBA Whiff% Zone% Chase% BNStuff+ BNCtrl+
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Notes
Primary pitch summary
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Movement Profile (Induced Break)
Pitcher's View: HB vs Rise / Drop (in)
Circles: 12/18/24 in • Dots = pitch types (size ~ pitch count)
Pitch Location Heatmaps
KDE-style blur • fixed zone • catcher POV
vs. LHH
vs. RHH
Zone: left -0.7083 / right 0.7083 • bot 1.595 / top 3.394 • Domain: X [-2,2], Z [0,5]
Statcast Game Log
Per-game pitch metrics from Statcast
Date Pitches Velo BNStuff+ BNCtrl+ Whiff% Zone% Chase% K% BB% xwOBA
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