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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 44.0 2.86 1.02 29.1% 10.3%
99th 2
Sv
87th 35.0
IP
83rd 4.29
ERA
38th 1.36
WHIP
32nd 22.4%
K%
193rd 9.9%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
97.7 14.0% 29.6% 55.5% 2.8% 5.09 2.96
30th 94.5
FB MPH
83rd 12.2%
SwStr%
108th 28.5%
CSW%
31st 50.9%
Str-ICR
42nd 4.7%
MTK%
71st 4.94
PLV
73rd 3.57
PLA
Saves List
Rank
30th
Holds List
Rank
7th
Saves+Holds List
Rank
23rd

Articles

7/24/2026Waiver Relief: Week 18Alex Kamberis

7/22/2026Fantasy Reliever Rankings: Closers, Holds & SOLDs - 7/21Rick Graham

7/20/2026Fantasy Baseball Relief Pitcher Roundup: 7/19Rick Graham

7/18/2026Fantasy Baseball Relief Pitcher Roundup: 7/17Rick Graham

7/15/2026Fantasy Reliever Rankings: Closers, Holds & SOLDs - 7/14Rick 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 42 0 44.0 1-1 1 17 2.86 1.02 2.78 3.33 3.72 2.96 29.1% 10.3% 5.5 0.82 .230 14.3% 74.9% 31.7% 36.5% 14.0% 29.6% 0.60 5.09
RP MLB Percentile 80 0 74 25-53 45 97 76 89 93 80 81 79 90 44 92 63 87 62 53 83 22 75 69 82 77
RP MLB AVG 28 1 35.0 2-2 2 5 4.29 1.36 4.31 4.34 4.37 3.57 22.4% 9.9% 8.3 1.16 .289 18.2% 72.6% 37.0% 43.5% 12.2% 28.5% 0.50 4.94
Career 73 0 81.2 4-2 1 20 3.86 1.25 4.05 4.14 4.51 3.18 23.8% 10.5% 7.3 1.10 .264 15.2% 70.3% 38.1% 33.2% 12.8% 26.8% 0.51 5.07

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 42 0 44.0 1-1 0 1 17 726 469 257 175 27 15 7 1 4 51 18 2 1
RP MLB Percentile 80 0 74 25-53 0 45 97 74 74 28 66 57 67 25 12 37 85 28 28 35
RP MLB AVG 28 1 35.0 2-2 0 2 5 599 382 217 154 33 22 6 1 4 34 15 2 1
Career 73 0 81.2 4-2 0 1 20 1,416 917 500 344 66 39 16 1 10 82 36 3 3

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 29.1% 10.3% .174 .310 .579 .260 .230 .260 .166 .257 .209 .303 91.1 94.7 22.3 2.78
RP MLB Percentile 90 44 92 80 86 86 87 86 97 93 97 89 9 4 6 93
RP MLB AVG 22.4% 9.9% .241 .392 .716 .316 .289 .320 .237 .318 .281 .361 87.7 89.2 13.4 4.31
Career 23.8% 10.5% .219 .377 .683 .299 .264 .297 .216 .308 .249 .359 90.4 93.1 21.6 4.05

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/MIA65.6% (97.1)-31.1% (88.2)0.6% (84.8)--2.8% (89.8)-- 65.6% 34.4%
2025 ATL/MIA56.0% (97.5)2.5% (97.1)35.2% (89.3)6.1% (88.9)--0.3% (86.7)-- 58.4% 41.6%
2026 MIA60.9% (97.7)--27.0% (86.8)--12.1% (89.0)-- 60.9% 39.1%
RP MLB Percentile 93 (91) - - 59 (57) - - 39 (77) - - 85.5% 14.8%
RP MLB AVG 38.1% (94.5) 25.8% (94.0) 20.8% (89.4) 25.6% (85.5) 21.4% (82.5) 16.2% (79.9) 17.3% (86.3) 18.6% (86.4) 32.5% (68.2) 48.3% 51.5%
Career61.0% (97.5)0.6% (97.1)16.1% (88.7)15.4% (87.0)--7.0% (89.0)-- 61.5% 38.5%

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/MIA23.9% (25)-23.0% (12)0.0% (0)--0.0% (0)-- 23.9% 20.8%
2025 ATL/MIA27.9% (28)25.0% (1)20.9% (9)20.0% (4)--0.0% (0)-- 27.7% 20.6%
2026 MIA28.7% (66)--32.7% (29)--27.3% (7)-- 28.7% 31.0%
RP MLB Percentile 62 (2) - - 68 (20) - - 74 (45) - - 63.9% 69.6%
RP MLB AVG 27.0% (21) 27.1% (8) 27.0% (11) 29.3% (18) 28.1% (14) 27.4% (10) 21.8% (13) 23.4% (15) 22.7% (8) 27.8% 28.8%
Career27.2% (119)25.0% (1)21.9% (21)31.2% (33)--24.2% (7)-- 27.2% 26.1%

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 36.5% 17.3% 26.9% 19.2% 29.8% 39.4% 41.3% 19.2% 20.7% 68.3% 15.4% 4.8% 11.5% 31.7%
RP MLB Percentile 22 83 66 95 84 33 93 17 83 85 97 72 7 83
RP MLB AVG 43.5% 21.7% 24.4% 10.4% 34.6% 41.0% 33.8% 25.2% 18.0% 62.7% 24.5% 5.8% 7.1% 37.0%
Career 33.2% 21.1% 29.6% 16.1% 38.6% 38.6% 37.7% 23.8% 22.2% 61.8% 22.4% 5.8% 9.9% 38.1%

Michael Petersen Batted Ball › Outcomes

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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 .174 .260 .230 .260 .166 .257 .209 .303 91.1 94.7 22.3 14.3% 31.7% 18.9%
RP MLB Percentile 92 86 87 86 97 93 97 89 9 4 6 62 83 91
RP MLB AVG .241 .316 .289 .320 .237 .318 .281 .361 87.7 89.2 13.4 18.2% 37.0% 24.6%
Career .219 .299 .264 .297 .216 .308 .249 .359 90.4 93.1 21.6 15.2% 38.1% 24.7%

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 44.9% 64.6% 49.0% 34.0% 28.7% 20.7% 71.3% 79.5% 58.1% 15.6% 14.0% 29.6% 14.3% 60.9% 0.60 55.5%
RP MLB Percentile 55 59 62 70 74 83 74 84 48 44 75 69 11 83 82 91
RP MLB AVG 44.5% 63.6% 47.2% 31.5% 25.7% 18.0% 74.3% 83.7% 58.5% 16.3% 12.2% 28.5% 17.1% 58.1% 0.50 50.9%
Career 45.3% 64.8% 50.8% 33.7% 25.2% 22.2% 74.8% 82.1% 62.1% 14.0% 12.8% 26.8% 15.7% 60.1% 0.51 52.8%

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 44.9% 35.1% 33.1% 31.8% 43.3% 19.8% 36.9% 33.9% 33.1% 6.5%
RP MLB Percentile 55 48 2 16 81 85 30 77 3 46
RP MLB AVG 44.5% 34.6% 26.9% 38.4% 36.3% 22.9% 40.7% 30.0% 43.1% 6.6%
Career 45.3% 32.7% 32.4% 34.9% 40.9% 20.9% 38.2% 34.3% 33.3% 6.8%

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 57.2% 10.3% 33.1% 10.4% 58.8% 50.8% 20.0% 28.3% 21.3%
RP MLB Percentile 29 76 84 7 30 53 43 71 73
RP MLB AVG 58.5% 12.3% 29.7% 14.5% 60.8% 50.0% 21.1% 26.5% 19.3%
Career 55.6% 11.2% 34.5% 12.5% 63.2% 52.0% 18.3% 25.2% 16.8%

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 726 5.09 50.0% 15.7% 34.3% 15.7% 2.8% -5.0 -7 2.96
RP MLB Percentile 74 77 87 24 74 74 87 85 89 79
RP MLB AVG 599 4.94 45.9% 17.3% 36.8% 9.1% 4.7% 0.8 0 3.57
Career 1,416 5.07 48.6% 17.4% 33.9% 14.7% 4.2% 1.4 -5 3.18
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