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Michael Petersen

#49 - Relief Pitcher

Miami Marlins

Bats / Throws Right / Right
Date of Birth 5/16/1994 (32)
Height, Weight 6'7", 195 lb
Hometown Middlesex, GBR

2026 Season Stats

MLB Rank MLB Average
Sv IP ERA WHIP K% BB%
1 19.2 3.66 1.07 26.9% 9.0%
71st 1
Sv
161st 19.0
IP
170th 4.56
ERA
68th 1.44
WHIP
74th 22.2%
K%
138th 10.7%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
97.3 11.7% 29.9% 54.9% 2.9% 5.13 2.65
36th 94.3
FB MPH
176th 11.9%
SwStr%
116th 28.5%
CSW%
52nd 50.5%
Str-ICR
93rd 4.5%
MTK%
51st 4.93
PLV
40th 3.57
PLA
Holds List
Rank
53rd
Saves+Holds List
Rank
77th

Articles

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5/25/2026Relief Pitcher Streamer Rankings Fantasy Baseball: 5/25Rick Graham

5/24/2026Fantasy Baseball Relief Pitcher Roundup: 5/23Rick Graham

5/24/2026Relief Pitcher Streamer Rankings Fantasy Baseball: 5/24Rick Graham

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Michael Petersen Overview

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team G GS IP W-L Sv Hld ERA WHIP xERA FIP xFIP PLA K% BB% H/9 HR/9 BABIP HR/FB% LOB% ICR GB% SwStr% CSW% IPR PLV
2024 LAD/MIA 16 0 19.2 3-1 0 1 5.95 1.63 5.10 5.61 6.43 3.68 15.6% 12.2% 9.6 1.37 .295 13.0% 66.0% 37.5% 31.3% 10.2% 22.9% 0.39 5.02
2025 ATL/MIA 15 0 18.0 0-0 0 2 4.00 1.39 6.00 4.58 4.45 3.16 21.5% 8.9% 9.0 1.50 .294 20.0% 67.3% 50.9% 29.1% 12.8% 24.8% 0.46 5.10
2026 MIA 18 0 19.2 1-1 1 5 3.66 1.07 2.16 2.67 3.74 2.65 26.9% 9.0% 6.4 0.46 .265 6.7% 61.2% 30.0% 38.0% 11.7% 29.9% 0.57 5.13
RP MLB Percentile 59 0 52 44-26 62 77 52 79 96 84 68 89 79 61 75 69 62 76 19 85 27 50 66 71 85
RP MLB AVG 15 1 19.0 1-1 1 2 4.56 1.44 4.36 4.39 4.35 3.57 22.2% 10.7% 8.6 1.08 .293 17.3% 72.0% 37.1% 44.5% 11.9% 28.5% 0.49 4.93
Career 49 0 57.1 4-2 1 8 4.55 1.36 4.37 4.26 4.85 3.16 21.1% 10.1% 8.3 1.10 .286 13.2% 65.0% 39.6% 32.5% 11.5% 25.7% 0.47 5.08

Michael Petersen Repertoire

2024 2025 2026 All
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Michael Petersen Game Log

Michael Petersen Standard

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Year Team G GS IP W-L QS Sv Hld P Strikes Balls TBF H 1B 2B 3B HR K BB HB WP
2024 LAD/MIA 16 0 19.2 3-1 0 0 1 363 234 129 90 21 12 6 0 3 14 11 1 0
2025 ATL/MIA 15 0 18.0 0-0 0 0 2 327 214 114 79 18 12 3 0 3 17 7 0 2
2026 MIA 18 0 19.2 1-1 0 1 5 308 199 109 78 14 11 2 0 1 21 7 0 0
RP MLB Percentile 59 0 52 44-26 0 62 77 49 50 53 47 56 40 55 23 51 62 47 56 47
RP MLB AVG 15 1 19.0 1-1 0 1 2 324 205 119 83 17 12 3 0 2 18 8 1 1
Career 49 0 57.1 4-2 0 1 8 998 647 352 247 53 35 11 0 7 52 25 1 2

Michael Petersen Advanced

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team K% BB% AVG SLG OPS wOBA BABIP BACON xAVG xwOBA xBABIP xwoBACON EV FB EV LA xERA
2024 LAD/MIA 15.6% 12.2% .276 .474 .841 .358 .295 .328 .259 .347 .266 .363 88.7 91.8 22.8 5.10
2025 ATL/MIA 21.5% 8.9% .254 .423 .744 .315 .294 .333 .278 .374 .307 .455 91.2 92.1 19.2 6.00
2026 MIA 26.9% 9.0% .197 .268 .537 .250 .265 .280 .165 .235 .209 .269 91.8 93.2 22.1 2.16
RP MLB Percentile 79 61 76 82 85 84 62 69 96 96 94 92 8 19 9 96
RP MLB AVG 22.2% 10.7% .241 .386 .717 .321 .293 .321 .236 .323 .284 .364 88.0 89.3 13.0 4.36
Career 21.1% 10.1% .243 .390 .711 .315 .286 .315 .235 .325 .262 .372 90.4 92.3 21.4 4.37

Michael Petersen Pitch › Mix

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Year Team FF% (MPH) SI% (MPH) FC% (MPH) SL% (MPH) ST% (MPH) CB% (MPH) CH% (MPH) FS% (MPH) KN% (MPH) Fastball% Secondary%
2024 LAD/MIA 65.6% (97.1) - 31.1% (88.2) 0.6% (84.8) - - 2.8% (89.8) - - 65.6% 34.4%
2025 ATL/MIA 56.0% (97.5) 2.4% (97.1) 35.2% (89.3) 6.1% (88.9) - - 0.3% (86.7) - - 58.4% 41.6%
2026 MIA 56.2% (97.3) - - 25.6% (86.0) - - 18.2% (88.3) - - 56.2% 43.8%
RP MLB Percentile 89 (90) - - 55 (43) - - 58 (71) - - 75.6% 24.2%
RP MLB AVG 36.5% (94.3) 26.4% (93.8) 21.1% (89.2) 26.5% (85.5) 22.9% (82.4) 17.5% (80.2) 18.4% (86.1) 20.4% (86.4) 31.8% (68.1) 48.0% 51.9%
Career 59.5% (97.3) 0.8% (97.1) 22.8% (88.7) 10.1% (86.5) - - 6.7% (88.5) - - 60.3% 39.7%

Michael Petersen Pitch › Results

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Year Team FF CSW% SI CSW% FC CSW% SL CSW% ST CSW% CB CSW% CH CSW% FS CSW% KN CSW% Fastball CSW% Secondary CSW%
2024 LAD/MIA 23.9% (25) - 23.0% (12) 0.0% (0) - - 0.0% (0) - - 23.9% 20.8%
2025 ATL/MIA 27.9% (28) 25.0% (1) 20.9% (9) 20.0% (4) - - 0.0% (0) - - 27.7% 20.6%
2026 MIA 27.7% (23) - - 36.7% (8) - - 26.8% (5) - - 27.7% 32.6%
RP MLB Percentile 54 (10) - - 79 (42) - - 71 (47) - - 46.1% 76.1%
RP MLB AVG 26.5% (11) 27.6% (5) 26.7% (6) 29.7% (10) 27.8% (9) 26.9% (6) 22.1% (8) 25.2% (11) 23.3% (6) 27.9% 28.6%
Career 26.3% (76) 25.0% (1) 21.9% (21) 32.7% (12) - - 22.4% (5) - - 26.2% 24.7%

Michael Petersen Batted Ball › Contact

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Year Team GB% LD% FB% PU% SS% Pull% Cent% Oppo% Foul Str% PC% Fl&B% Solid% Brl% ICR
2024 LAD/MIA 31.3% 18.8% 35.9% 14.1% 37.5% 39.1% 35.9% 25.0% 24.0% 62.5% 25.0% 6.3% 6.3% 37.5%
2025 ATL/MIA 29.1% 30.9% 27.3% 12.7% 56.4% 36.4% 32.7% 30.9% 23.9% 49.1% 32.7% 7.3% 10.9% 50.9%
2026 MIA 38.0% 14.0% 30.0% 18.0% 26.0% 40.0% 36.0% 24.0% 18.5% 70.0% 16.0% 0.0% 14.0% 30.0%
RP MLB Percentile 27 87 79 89 86 41 65 46 62 86 90 93 6 85
RP MLB AVG 44.5% 21.3% 24.0% 10.2% 34.1% 41.4% 33.8% 24.8% 17.6% 62.6% 24.3% 6.0% 7.1% 37.1%
Career 32.5% 21.3% 31.4% 14.8% 40.2% 38.5% 34.9% 26.6% 22.2% 60.4% 24.9% 4.7% 10.1% 39.6%

Michael Petersen Batted Ball › Outcomes

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team AVG wOBA BABIP BACON xAVG xwOBA xBABIP xwoBACON EV FB EV LA HR/FB ICR IPA%
2024 LAD/MIA .276 .358 .295 .328 .259 .347 .266 .363 88.7 91.8 22.8 13.0% 37.5% 26.7%
2025 ATL/MIA .254 .315 .294 .333 .278 .374 .307 .455 91.2 92.1 19.2 20.0% 50.9% 35.4%
2026 MIA .197 .250 .265 .280 .165 .235 .209 .269 91.8 93.2 22.1 6.7% 30.0% 19.2%
RP MLB Percentile 76 84 62 69 96 96 94 92 8 19 9 76 85 84
RP MLB AVG .241 .321 .293 .321 .236 .323 .284 .364 88.0 89.3 13.0 17.3% 37.1% 24.4%
Career .243 .315 .286 .315 .235 .325 .262 .372 90.4 92.3 21.4 13.2% 39.6% 27.1%

Michael Petersen Approach › Plate Discipline

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Year Team Zone% Str% Swing% O-Sw% Whiff% Foul Str% Con% Z-Con% O-Con% CS% SwStr% CSW% BIP% PLUS% IPR Str-ICR
2024 LAD/MIA 45.2% 64.5% 51.8% 33.7% 19.7% 24.0% 80.3% 86.0% 70.1% 12.7% 10.2% 22.9% 17.6% 58.7% 0.39 51.2%
2025 ATL/MIA 46.2% 65.4% 53.5% 33.0% 24.0% 23.9% 76.0% 82.9% 62.1% 11.9% 12.8% 24.8% 16.8% 59.9% 0.46 48.3%
2026 MIA 48.7% 64.6% 46.4% 29.7% 25.2% 18.5% 74.8% 82.3% 59.6% 18.2% 11.7% 29.9% 16.2% 60.1% 0.57 54.9%
RP MLB Percentile 86 67 49 42 50 62 50 65 46 71 50 66 36 76 71 85
RP MLB AVG 44.2% 63.0% 46.4% 30.8% 25.6% 17.6% 74.4% 83.8% 58.6% 16.6% 11.9% 28.5% 16.9% 57.6% 0.49 50.5%
Career 46.6% 64.8% 50.7% 32.3% 22.7% 22.2% 77.3% 83.8% 64.5% 14.1% 11.5% 25.7% 16.9% 59.5% 0.47 51.4%

Michael Petersen Approach › Locations

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team Zone% aLoc% x-mLoc% gLoc% hiLoc% y-mLoc% loLoc% iLoc% oLoc% mmLoc%
2024 LAD/MIA 45.2% 28.9% 32.8% 38.3% 43.5% 23.7% 32.8% 36.9% 30.3% 8.5%
2025 ATL/MIA 46.2% 31.5% 30.6% 37.9% 32.7% 20.2% 47.1% 32.1% 37.3% 5.5%
2026 MIA 48.7% 29.2% 34.7% 36.0% 39.6% 22.1% 38.3% 36.4% 28.9% 6.8%
RP MLB Percentile 86 21 3 36 65 54 37 86 1 59
RP MLB AVG 44.2% 34.8% 26.8% 38.4% 36.3% 22.8% 40.9% 30.5% 42.7% 6.4%
Career 46.6% 29.9% 32.7% 37.5% 38.8% 22.0% 39.2% 35.2% 32.2% 7.0%

Michael Petersen Approach › Counts

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team Early% Behind% 2-Str% Early BIP% F-Str% TF-Str% ECS% 2-Str O-Sw% PAR%
2024 LAD/MIA 57.0% 9.4% 35.0% 15.5% 69.7% 58.4% 17.4% 21.3% 11.0%
2025 ATL/MIA 50.5% 15.0% 37.3% 13.9% 65.8% 47.4% 15.2% 23.0% 13.9%
2026 MIA 59.1% 11.4% 29.5% 12.6% 62.5% 51.3% 22.5% 24.2% 23.1%
RP MLB Percentile 57 66 53 29 62 61 64 36 77
RP MLB AVG 58.5% 12.8% 29.4% 14.1% 60.1% 49.6% 21.2% 26.3% 19.4%
Career 55.5% 11.8% 34.1% 14.1% 66.1% 52.7% 18.4% 22.6% 15.3%

Michael Petersen PLV

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team P PLV QP% AP% BP% Q-BP% MTK% HP HL PLA
2024 LAD/MIA 363 5.02 47.4% 19.8% 32.8% 14.6% 6.6% 4.7 +1 3.68
2025 ATL/MIA 327 5.10 47.0% 18.6% 34.5% 12.5% 4.6% 1.8 +1 3.16
2026 MIA 308 5.13 51.3% 16.2% 32.5% 18.8% 2.9% -3.0 -1 2.65
RP MLB Percentile 49 85 89 41 83 83 72 79 58 89
RP MLB AVG 324 4.93 46.2% 16.8% 37.0% 9.2% 4.5% 0.3 0 3.57
Career 998 5.08 48.4% 18.3% 33.2% 15.2% 4.8% 3.5 +2 3.16
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