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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 16.1 4.41 1.10 25.8% 7.6%
65th 1
Sv
186th 17.0
IP
197th 4.68
ERA
75th 1.45
WHIP
90th 21.9%
K%
89th 10.7%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
97.1 11.9% 30.6% 54.4% 3.2% 5.03 2.94
40th 94.2
FB MPH
168th 11.9%
SwStr%
93rd 28.5%
CSW%
64th 50.2%
Str-ICR
100th 4.5%
MTK%
117th 4.93
PLV
87th 3.55
PLA
Holds List
Rank
70th
Saves+Holds List
Rank
98th

Articles

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5/16/2026Fantasy Baseball Relief Pitcher Roundup: 5/15Rick Graham

5/16/2026Relief Pitcher Streamer Rankings Fantasy Baseball: 5/16Rick 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 15 0 16.1 1-1 1 4 4.41 1.10 2.22 2.72 4.02 2.94 25.8% 7.6% 7.2 0.55 .279 6.7% 54.2% 31.8% 36.4% 11.9% 30.6% 0.57 5.03
RP MLB Percentile 54 0 44 47-23 64 74 43 77 93 82 57 75 74 73 63 61 54 73 10 78 23 52 73 72 64
RP MLB AVG 13 1 17.0 1-1 1 2 4.68 1.45 4.38 4.41 4.42 3.55 21.9% 10.7% 8.7 1.07 .295 17.0% 71.4% 37.4% 44.8% 11.9% 28.5% 0.49 4.93
Career 46 0 54.0 4-2 1 7 4.83 1.39 4.53 4.38 5.01 3.28 20.4% 9.8% 8.7 1.17 .290 13.2% 63.4% 40.5% 31.9% 11.6% 25.6% 0.47 5.05

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 15 0 16.1 1-1 0 1 4 252 165 87 66 13 10 2 0 1 17 5 0 0
RP MLB Percentile 54 0 44 47-23 0 64 74 39 41 62 39 53 38 49 21 47 56 63 54 46
RP MLB AVG 13 1 17.0 1-1 0 1 2 288 182 106 74 16 10 3 0 2 16 8 1 1
Career 46 0 54.0 4-2 0 1 7 942 613 330 235 52 34 11 0 7 48 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 25.8% 7.6% .213 .295 .568 .260 .279 .295 .170 .238 .208 .278 92.8 93.2 22.4 2.22
RP MLB Percentile 74 73 67 75 79 81 54 63 92 93 92 87 5 21 8 93
RP MLB AVG 21.9% 10.7% .244 .389 .722 .323 .295 .323 .238 .324 .283 .363 88.1 89.3 12.9 4.38
Career 20.4% 9.8% .250 .404 .729 .321 .290 .321 .240 .330 .263 .377 90.6 92.3 21.5 4.53

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 55.6% (97.1) - - 25.8% (85.8) - - 18.7% (88.0) - - 55.6% 44.4%
RP MLB Percentile 88 (87) - - 54 (39) - - 59 (70) - - 74.4% 25.9%
RP MLB AVG 35.8% (94.2) 26.8% (93.8) 20.5% (89.2) 26.6% (85.5) 22.9% (82.5) 17.5% (80.4) 18.6% (86.0) 19.8% (86.3) 31.8% (68.1) 47.9% 51.9%
Career 59.6% (97.2) 0.8% (97.1) 24.2% (88.7) 9.2% (86.5) - - 6.2% (88.3) - - 60.4% 39.6%

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 29.3% (18) - - 33.8% (8) - - 29.8% (4) - - 29.3% 32.1%
RP MLB Percentile 62 (14) - - 69 (40) - - 79 (50) - - 58.8% 75.0%
RP MLB AVG 26.6% (9) 27.9% (5) 27.2% (6) 30.0% (9) 27.7% (8) 26.8% (6) 22.3% (8) 25.6% (10) 23.3% (6) 28.0% 28.5%
Career 26.6% (71) 25.0% (1) 21.9% (21) 29.9% (12) - - 24.1% (4) - - 26.5% 24.1%

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 36.4% 13.6% 34.1% 15.9% 27.3% 38.6% 34.1% 27.3% 17.5% 68.2% 15.9% 0.0% 15.9% 31.8%
RP MLB Percentile 23 86 90 86 76 37 54 64 47 80 88 91 5 78
RP MLB AVG 44.8% 21.2% 24.0% 10.0% 34.0% 41.4% 33.9% 24.6% 17.5% 62.3% 24.3% 6.1% 7.3% 37.4%
Career 31.9% 21.5% 32.5% 14.1% 41.1% 38.0% 34.4% 27.6% 22.2% 59.5% 25.2% 4.9% 10.4% 40.5%

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 .213 .260 .279 .295 .170 .238 .208 .278 92.8 93.2 22.4 6.7% 31.8% 21.2%
RP MLB Percentile 67 81 54 63 92 93 92 87 5 21 8 73 78 75
RP MLB AVG .244 .323 .295 .323 .238 .324 .283 .363 88.1 89.3 12.9 17.0% 37.4% 24.7%
Career .250 .321 .290 .321 .240 .330 .263 .377 90.6 92.3 21.5 13.2% 40.5% 28.1%

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 49.6% 65.5% 46.8% 28.3% 25.4% 17.5% 74.6% 80.5% 61.1% 18.7% 11.9% 30.6% 17.5% 60.3% 0.57 54.4%
RP MLB Percentile 89 74 52 34 50 47 50 72 41 77 52 73 56 75 72 81
RP MLB AVG 44.2% 63.0% 46.3% 30.6% 25.5% 17.5% 74.5% 83.9% 58.8% 16.6% 11.9% 28.5% 17.0% 57.5% 0.49 50.2%
Career 46.7% 65.1% 51.1% 32.1% 22.7% 22.2% 77.3% 83.4% 65.2% 14.0% 11.6% 25.6% 17.3% 59.6% 0.47 51.1%

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 49.6% 28.2% 36.9% 34.9% 36.9% 20.2% 42.9% 33.7% 29.4% 6.3%
RP MLB Percentile 89 19 1 32 54 72 61 74 1 51
RP MLB AVG 44.2% 34.9% 26.7% 38.4% 36.2% 22.9% 41.0% 30.6% 42.7% 6.5%
Career 46.7% 29.6% 33.1% 37.3% 38.0% 21.5% 40.4% 34.4% 32.5% 6.9%

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 60.3% 10.3% 29.4% 13.2% 64.2% 53.7% 23.7% 21.6% 23.0%
RP MLB Percentile 69 80 52 36 71 72 74 24 77
RP MLB AVG 58.6% 12.8% 29.2% 14.2% 60.1% 49.6% 21.2% 26.0% 19.2%
Career 55.6% 11.6% 34.3% 14.3% 66.8% 53.4% 18.5% 22.0% 14.9%

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 252 5.03 50.8% 16.3% 32.9% 17.9% 3.2% -2.7 +1 2.94
RP MLB Percentile 39 64 84 43 81 81 70 79 41 75
RP MLB AVG 288 4.93 46.1% 16.9% 37.0% 9.1% 4.5% 0.5 +0 3.55
Career 942 5.05 48.1% 18.5% 33.4% 14.7% 5.0% 3.8 +3 3.28
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