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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 56.1 3.36 1.15 28.6% 11.3%
127th 3
Sv
96th 45.0
IP
115th 4.21
ERA
84th 1.34
WHIP
53rd 22.6%
K%
249th 9.8%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
97.9 14.6% 29.2% 55.7% 2.6% 5.07 3.17
33rd 94.6
FB MPH
65th 12.2%
SwStr%
145th 28.5%
CSW%
32nd 51.1%
Str-ICR
26th 4.6%
MTK%
81st 4.94
PLV
117th 3.54
PLA
Saves List
Rank
36th
Holds List
Rank
18th
Saves+Holds List
Rank
36th

Articles

8/30/2026Fantasy Baseball Relief Pitcher Roundup: 8/29Rick Graham

8/30/2026MLB News & Moments: PCA 3HR GameJosh Shaw

8/28/2026Waiver Relief: Week 23Alex Kamberis

8/26/2026Fantasy Baseball Relief Pitcher Roundup: 8/25Rick Graham

8/25/2026Fantasy Reliever Rankings: Closers, Holds & SOLDs - 8/25Rick 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 56 0 56.1 3-4 1 22 3.36 1.15 2.89 3.44 3.68 3.17 28.6% 11.3% 6.2 0.80 .260 15.2% 72.1% 33.1% 37.8% 14.6% 29.2% 0.60 5.07
RP MLB Percentile 83 0 71 59-14 38 97 67 75 90 74 75 66 85 28 85 65 73 60 42 78 24 81 57 81 74
RP MLB AVG 36 2 45.0 3-2 3 6 4.21 1.34 4.19 4.21 4.26 3.54 22.6% 9.8% 8.3 1.12 .289 17.4% 72.7% 36.9% 43.7% 12.2% 28.5% 0.50 4.94
Career 87 0 94.0 6-5 1 25 4.02 1.30 3.95 4.10 4.39 3.27 24.3% 11.0% 7.5 1.05 .276 15.5% 69.6% 38.0% 34.3% 13.3% 26.9% 0.53 5.06

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 56 0 56.1 3-4 0 1 22 970 630 340 231 39 24 9 1 5 66 26 3 1
RP MLB Percentile 83 0 71 59-14 0 38 97 76 77 26 70 47 51 27 18 38 83 19 21 45
RP MLB AVG 36 2 45.0 3-2 0 3 6 763 488 276 196 41 27 8 1 5 44 18 2 2
Career 87 0 94.0 6-5 0 1 25 1,660 1,078 583 400 78 48 18 1 11 97 44 4 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 28.6% 11.3% .193 .322 .616 .279 .260 .287 .174 .265 .228 .304 90.4 93.7 21.9 2.89
RP MLB Percentile 85 28 87 79 79 79 73 75 96 90 97 89 10 4 6 90
RP MLB AVG 22.6% 9.8% .240 .388 .711 .314 .289 .319 .235 .315 .280 .358 87.6 89.2 13.3 4.19
Career 24.3% 11.0% .223 .375 .691 .305 .276 .307 .214 .306 .254 .353 90.2 92.8 21.5 3.95

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% (97.9)0.2% (98.1)-26.8% (87.5)--12.1% (89.5)-- 61.1% 38.9%
RP MLB Percentile 93 (91) 0 (94) - 58 (67) - - 40 (83) - - 84.3% 15.4%
RP MLB AVG 38.5% (94.6) 26.4% (94.0) 20.1% (89.5) 25.7% (85.8) 21.3% (82.4) 15.6% (80.3) 16.9% (86.2) 17.9% (86.6) 38.1% (65.2) 48.3% 51.5%
Career61.0% (97.6)0.6% (97.3)13.7% (88.7)17.0% (87.6)--7.7% (89.5)-- 61.6% 38.4%

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/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 MIA26.7% (87)0.0% (0)-35.4% (41)--28.2% (14)-- 26.6% 33.2%
RP MLB Percentile 48 (2) 0 (0) - 80 (19) - - 78 (33) - - 40.6% 77.7%
RP MLB AVG 26.9% (27) 27.3% (11) 26.4% (13) 29.8% (23) 28.4% (17) 27.2% (12) 21.5% (16) 23.0% (18) 22.2% (7) 27.8% 28.8%
Career26.3% (140)20.0% (1)21.9% (21)34.0% (45)--25.8% (14)-- 26.2% 28.1%

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 37.8% 17.8% 24.4% 20.0% 29.6% 39.0% 40.4% 20.6% 21.8% 66.7% 18.5% 4.4% 10.4% 33.1%
RP MLB Percentile 24 83 52 97 83 36 91 17 93 79 93 66 10 78
RP MLB AVG 43.7% 21.6% 24.5% 10.3% 34.6% 41.0% 33.7% 25.4% 18.2% 62.8% 24.5% 5.9% 6.8% 36.9%
Career 34.3% 20.9% 28.0% 16.9% 37.4% 38.4% 37.6% 23.9% 22.7% 61.8% 23.2% 5.5% 9.4% 38.0%

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 .193 .279 .260 .287 .174 .265 .228 .304 90.4 93.7 21.9 15.2% 33.1% 19.5%
RP MLB Percentile 87 79 73 75 96 90 97 89 10 4 6 60 78 89
RP MLB AVG .240 .314 .289 .319 .235 .315 .280 .358 87.6 89.2 13.3 17.4% 36.9% 24.5%
Career .223 .305 .276 .307 .214 .306 .254 .353 90.2 92.8 21.5 15.5% 38.0% 24.3%

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 43.4% 64.9% 50.4% 35.7% 29.0% 21.8% 71.0% 79.5% 58.2% 14.5% 14.6% 29.2% 14.0% 60.9% 0.60 55.7%
RP MLB Percentile 33 65 82 84 77 93 77 84 52 16 81 57 9 82 81 91
RP MLB AVG 44.4% 63.8% 47.4% 31.8% 25.6% 18.2% 74.4% 83.9% 58.6% 16.3% 12.2% 28.5% 17.1% 58.4% 0.50 51.1%
Career 44.3% 64.9% 51.3% 34.7% 25.9% 22.7% 74.1% 81.7% 61.4% 13.6% 13.3% 26.9% 15.4% 60.2% 0.53 53.3%

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 43.4% 34.3% 32.5% 33.2% 45.6% 19.5% 34.9% 34.2% 33.3% 6.3%
RP MLB Percentile 33 49 4 20 89 86 20 86 2 40
RP MLB AVG 44.4% 34.5% 27.0% 38.5% 36.4% 22.9% 40.7% 29.8% 43.2% 6.6%
Career 44.3% 32.6% 32.2% 35.2% 42.6% 20.5% 36.9% 34.4% 33.4% 6.6%

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 56.6% 9.4% 34.4% 10.0% 62.2% 55.4% 19.7% 27.5% 19.8%
RP MLB Percentile 20 89 93 4 57 87 25 61 55
RP MLB AVG 58.5% 12.2% 29.9% 14.5% 60.9% 50.1% 21.1% 26.8% 19.2%
Career 55.5% 10.5% 35.1% 11.9% 64.6% 54.5% 18.3% 25.2% 16.6%

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 970 5.07 50.0% 16.5% 33.5% 16.5% 2.6% -2.7 -5 3.17
RP MLB Percentile 76 74 86 37 81 81 90 68 77 66
RP MLB AVG 763 4.94 46.0% 17.3% 36.7% 9.3% 4.6% 0.6 0 3.54
Career 1,660 5.06 48.8% 17.6% 33.5% 15.3% 3.9% 3.7 -3 3.27
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