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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 36.1 3.22 1.02 30.1% 8.9%
92nd 2
Sv
94th 29.0
IP
95th 4.41
ERA
45th 1.40
WHIP
29th 22.2%
K%
157th 10.2%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
97.6 14.4% 30.8% 53.6% 3.2% 5.09 2.90
31st 94.6
FB MPH
81st 12.1%
SwStr%
72nd 28.4%
CSW%
61st 50.6%
Str-ICR
78th 4.6%
MTK%
57th 4.93
PLV
66th 3.55
PLA
Saves List
Rank
42nd
Holds List
Rank
32nd
Saves+Holds List
Rank
57th

Articles

6/27/2026Fantasy Baseball Relief Pitcher Roundup: 6/26Rick Graham

6/26/2026Waiver Relief: Week 14Alex Kamberis

6/25/2026Fantasy Baseball Relief Pitcher Roundup: 6/24Rick Graham

6/23/2026Fantasy Reliever Rankings: Closers, Holds & SOLDs - 6/23Rick Graham

6/23/2026Fantasy Baseball Relief Pitcher Roundup: 6/22Rick 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 34 0 36.1 1-1 1 13 3.22 1.02 2.74 2.99 3.63 2.90 30.1% 8.9% 5.9 0.74 .250 11.5% 69.0% 35.6% 34.5% 14.4% 30.8% 0.60 5.09
RP MLB Percentile 76 0 71 32-42 51 94 72 87 90 91 80 81 92 55 87 81 71 83 35 68 19 76 77 84 82
RP MLB AVG 23 1 29.0 2-2 2 4 4.41 1.40 4.35 4.37 4.42 3.55 22.2% 10.2% 8.5 1.13 .291 18.0% 72.0% 37.3% 43.5% 12.1% 28.4% 0.49 4.93
Career 65 0 74.0 4-2 1 16 4.14 1.27 4.16 4.06 4.55 3.17 23.8% 9.8% 7.7 1.09 .276 14.1% 67.5% 40.3% 32.0% 12.8% 27.0% 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 34 0 36.1 1-1 0 1 13 591 379 212 146 24 13 7 1 3 44 13 2 0
RP MLB Percentile 76 0 71 32-42 0 51 94 71 73 31 65 49 58 19 9 56 87 34 22 60
RP MLB AVG 23 1 29.0 2-2 0 2 4 493 313 180 126 27 18 5 0 4 28 12 2 1
Career 65 0 74.0 4-2 0 1 16 1,281 827 455 315 63 37 16 1 9 75 31 3 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 30.1% 8.9% .183 .321 .588 .263 .250 .276 .173 .257 .224 .316 91.5 94.6 22.9 2.74
RP MLB Percentile 92 55 88 82 87 87 71 77 95 90 90 81 9 11 6 90
RP MLB AVG 22.2% 10.2% .243 .392 .720 .319 .291 .321 .237 .320 .280 .361 87.8 89.4 13.4 4.35
Career 23.8% 9.8% .227 .388 .697 .305 .276 .307 .223 .314 .259 .370 90.5 93.0 21.8 4.16

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 60.2% (97.6) - - 27.1% (86.3) - - 12.7% (88.6) - - 60.2% 39.8%
RP MLB Percentile 93 (91) - - 59 (52) - - 41 (73) - - 84.0% 16.0%
RP MLB AVG 37.4% (94.6) 25.2% (94.0) 21.0% (89.5) 26.0% (85.1) 21.2% (82.6) 17.5% (79.6) 17.8% (86.2) 19.1% (86.4) 31.8% (68.1) 48.0% 51.8%
Career 60.7% (97.4) 0.6% (97.1) 17.8% (88.7) 14.2% (86.6) - - 6.7% (88.7) - - 61.3% 38.7%

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 30.3% (56) - - 34.4% (24) - - 25.3% (5) - - 30.3% 31.5%
RP MLB Percentile 73 (1) - - 74 (20) - - 70 (51) - - 75.1% 71.7%
RP MLB AVG 27.0% (17) 27.5% (7) 27.5% (9) 29.6% (15) 27.9% (12) 27.7% (8) 21.6% (11) 23.9% (14) 23.3% (6) 27.5% 28.7%
Career 27.8% (109) 25.0% (1) 21.9% (21) 32.4% (28) - - 22.1% (5) - - 27.8% 25.8%

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 34.5% 19.5% 29.9% 16.1% 32.2% 36.8% 42.5% 20.7% 18.6% 64.3% 18.4% 4.6% 12.6% 35.6%
RP MLB Percentile 19 69 79 89 61 22 91 27 64 70 89 61 8 68
RP MLB AVG 43.5% 21.7% 24.4% 10.5% 34.5% 41.2% 33.7% 25.2% 17.8% 62.4% 24.5% 5.9% 7.2% 37.3%
Career 32.0% 22.3% 31.1% 14.6% 40.3% 37.4% 37.9% 24.8% 21.5% 59.7% 24.3% 5.8% 10.2% 40.3%

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 .183 .263 .250 .276 .173 .257 .224 .316 91.5 94.6 22.9 11.5% 35.6% 21.2%
RP MLB Percentile 88 87 71 77 95 90 90 81 9 11 6 83 68 82
RP MLB AVG .243 .319 .291 .321 .237 .320 .280 .361 87.8 89.4 13.4 18.0% 37.3% 24.7%
Career .227 .305 .276 .307 .223 .314 .259 .370 90.5 93.0 21.8 14.1% 40.3% 26.3%

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 45.2% 64.1% 47.7% 33.0% 30.1% 18.6% 69.9% 78.3% 56.1% 16.4% 14.4% 30.8% 14.7% 60.1% 0.60 53.6%
RP MLB Percentile 59 56 51 62 79 64 79 88 52 57 76 77 13 74 84 82
RP MLB AVG 44.4% 63.3% 47.0% 31.3% 25.6% 17.8% 74.4% 83.8% 58.5% 16.3% 12.1% 28.4% 17.1% 57.9% 0.49 50.6%
Career 45.4% 64.6% 50.4% 33.2% 25.4% 21.5% 74.6% 81.8% 61.6% 14.2% 12.8% 27.0% 16.1% 59.6% 0.51 51.6%

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 45.2% 33.8% 33.0% 33.2% 42.3% 19.6% 38.1% 34.9% 32.1% 6.4%
RP MLB Percentile 59 39 3 21 77 81 36 87 2 45
RP MLB AVG 44.4% 34.5% 27.0% 38.5% 36.5% 22.8% 40.7% 30.0% 43.1% 6.5%
Career 45.4% 31.9% 32.3% 35.8% 40.2% 20.9% 38.9% 34.7% 32.9% 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 58.4% 10.8% 31.5% 10.4% 58.5% 50.3% 20.6% 28.5% 23.7%
RP MLB Percentile 40 71 75 9 32 49 53 65 83
RP MLB AVG 58.5% 12.4% 29.6% 14.4% 60.6% 49.8% 21.0% 26.4% 19.1%
Career 56.0% 11.5% 34.0% 12.7% 63.5% 51.9% 18.4% 24.8% 17.2%

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 591 5.09 49.7% 14.7% 35.5% 14.2% 3.2% -4.0 -4 2.90
RP MLB Percentile 71 82 87 16 65 65 75 84 80 81
RP MLB AVG 493 4.93 45.9% 17.2% 37.0% 8.9% 4.6% 0.9 +0 3.55
Career 1,281 5.07 48.4% 17.2% 34.5% 13.9% 4.5% 2.5 -1 3.17
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