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Michael Petersen

#49 - Relief Pitcher

Miami Marlins

Bats / Throws Right / Right
Date of Birth 5/16/1994 (31)
Height, Weight 6'7", 195 lb
Hometown Middlesex, GBR

2026 Season Stats

MLB Rank MLB Average
Sv IP ERA WHIP K% BB%
1 12.1 3.65 1.14 25.5% 9.8%
43rd 1
Sv
119th 11.0
IP
120th 5.20
ERA
47th 1.52
WHIP
76th 22.3%
K%
182nd 11.1%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
96.9 11.3% 31.3% 54.9% 4.1% 4.96 3.16
44th 94.2
FB MPH
175th 12.0%
SwStr%
71st 28.6%
CSW%
36th 50.0%
Str-ICR
198th 4.2%
MTK%
194th 4.97
PLV
126th 3.36
PLA
Saves List
Rank
27th
Saves+Holds List
Rank
55th

Articles

4/28/2026Fantasy Reliever Rankings: Closers, Holds & SOLDs - 4/28Rick Graham

4/28/2026Fantasy Baseball Relief Pitcher Roundup: 4/27Rick Graham

4/28/2026Relief Pitcher Streamer Rankings Fantasy Baseball: 4/28Rick Graham

4/27/2026Relief Pitcher Streamer Rankings Fantasy Baseball: 4/27Rick Graham

4/26/2026Relief Pitcher Streamer Rankings Fantasy Baseball: 4/26Rick Graham

See More Articles
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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 11 0 12.1 1-1 1 3 3.65 1.14 2.20 3.29 4.69 3.16 25.5% 9.8% 6.6 0.73 .250 7.7% 63.5% 30.3% 33.3% 11.3% 31.3% 0.59 4.96
RP MLB Percentile 53 0 62 59-13 72 62 64 85 97 70 43 63 78 48 89 56 88 69 26 91 20 49 78 78 43
RP MLB AVG 8 0 11.0 1-1 1 1 5.20 1.52 4.80 4.84 4.63 3.36 22.3% 11.1% 9.0 1.27 .302 18.6% 71.5% 38.2% 44.0% 12.0% 28.6% 0.49 4.97
Career 42 0 50.0 4-2 1 6 4.68 1.42 4.71 4.65 5.25 3.36 20.0% 10.5% 8.6 1.26 .285 13.7% 65.9% 40.8% 30.9% 11.4% 25.4% 0.46 5.04

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 11 0 12.1 1-1 0 1 3 195 127 68 51 9 8 0 0 1 13 5 0 0
RP MLB Percentile 53 0 62 59-13 0 72 62 55 56 45 52 68 50 78 13 32 68 36 40 36
RP MLB AVG 8 0 11.0 1-1 0 1 1 186 117 69 47 10 7 2 0 1 10 5 1 1
Career 42 0 50.0 4-2 0 1 6 885 575 311 220 48 32 9 0 7 44 23 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 25.5% 9.8% .196 .261 .536 .252 .250 .273 .153 .235 .183 .255 91.4 94.0 22.9 2.20
RP MLB Percentile 78 48 90 91 90 89 88 88 99 97 99 96 26 25 6 97
RP MLB AVG 22.3% 11.1% .247 .402 .741 .330 .302 .332 .241 .331 .289 .375 88.4 89.6 13.0 4.80
Career 20.0% 10.5% .249 .404 .733 .323 .285 .318 .241 .336 .262 .379 90.2 92.5 21.5 4.71

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 54.9% (96.9) - - 25.1% (85.4) - - 20.0% (87.6) - - 54.9% 45.1%
RP MLB Percentile 86 (85) - - 50 (35) - - 60 (62) - - 69.9% 30.1%
RP MLB AVG 34.8% (94.2) 26.9% (93.8) 20.5% (89.2) 27.5% (85.6) 23.1% (82.5) 18.1% (80.8) 18.8% (86.0) 19.9% (86.3) - (-) 47.4% 52.5%
Career 59.7% (97.2) 0.9% (97.1) 25.8% (88.7) 8.0% (86.4) - - 5.6% (88.1) - - 60.6% 39.4%

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 31.8% (15) - - 30.6% (3) - - 30.8% (4) - - 31.8% 30.7%
RP MLB Percentile 70 (8) - - 49 (62) - - 80 (43) - - 78.4% 58.2%
RP MLB AVG 26.6% (6) 28.2% (3) 27.8% (4) 30.4% (7) 28.3% (6) 28.3% (5) 22.2% (5) 25.1% (7) - (-) 27.9% 28.6%
Career 26.9% (68) 25.0% (1) 21.9% (21) 26.8% (7) - - 24.0% (4) - - 26.9% 23.2%

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 33.3% 12.1% 39.4% 15.2% 30.3% 42.4% 36.4% 21.2% 16.9% 69.7% 15.2% 0.0% 15.2% 30.3%
RP MLB Percentile 20 95 95 86 75 51 81 20 45 92 97 75 8 91
RP MLB AVG 44.0% 22.0% 24.2% 9.9% 35.0% 42.1% 33.3% 24.6% 17.4% 61.6% 24.8% 5.8% 7.9% 38.2%
Career 30.9% 21.7% 33.6% 13.8% 42.8% 38.8% 34.9% 26.3% 22.4% 59.2% 25.7% 5.3% 9.9% 40.8%

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 .196 .252 .250 .273 .153 .235 .183 .255 91.4 94.0 22.9 7.7% 30.3% 19.6%
RP MLB Percentile 90 89 88 88 99 97 99 96 26 25 6 69 91 90
RP MLB AVG .247 .330 .302 .332 .241 .331 .289 .375 88.4 89.6 13.0 18.6% 38.2% 24.8%
Career .249 .323 .285 .318 .241 .336 .262 .379 90.2 92.5 21.5 13.7% 40.8% 28.2%

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 49.7% 65.1% 45.1% 27.6% 25.0% 16.9% 75.0% 77.0% 70.4% 20.0% 11.3% 31.3% 16.9% 60.5% 0.59 54.9%
RP MLB Percentile 81 64 36 36 53 45 53 88 18 86 49 78 33 81 78 89
RP MLB AVG 43.9% 62.8% 46.2% 30.6% 25.8% 17.4% 74.2% 83.7% 58.3% 16.6% 12.0% 28.6% 16.8% 57.3% 0.49 50.0%
Career 46.6% 65.0% 51.0% 32.1% 22.4% 22.4% 77.6% 82.9% 67.1% 14.0% 11.4% 25.4% 17.2% 59.5% 0.46 51.0%

Michael Petersen Approach › Locations

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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 49.7% 30.8% 39.0% 30.3% 36.4% 19.0% 44.6% 30.8% 30.3% 6.7%
RP MLB Percentile 81 34 2 19 58 74 61 62 4 57
RP MLB AVG 43.9% 34.7% 26.5% 38.8% 36.2% 22.7% 41.0% 30.4% 43.1% 6.3%
Career 46.6% 30.3% 33.3% 36.4% 38.0% 21.4% 40.7% 33.8% 32.9% 7.0%

Michael Petersen Approach › Counts

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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 61.0% 10.3% 28.7% 12.6% 64.7% 56.9% 24.4% 16.1% 23.2%
RP MLB Percentile 69 81 55 20 67 80 74 9 73
RP MLB AVG 58.5% 13.1% 29.1% 13.8% 59.5% 49.5% 21.0% 26.4% 19.8%
Career 55.5% 11.6% 34.5% 14.3% 67.1% 54.2% 18.3% 21.0% 14.4%

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 195 4.96 47.2% 18.5% 34.4% 12.8% 4.1% -2.2 +0 3.16
RP MLB Percentile 55 43 55 53 55 55 42 97 93 63
RP MLB AVG 186 4.97 46.0% 17.8% 36.1% 9.9% 4.2% 1.5 +1 3.36
Career 885 5.04 47.2% 19.1% 33.7% 13.4% 5.3% 4.3 +3 3.36
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