Michael Petersen

Michael Petersen

31-Year-Old PitcherRP
Miami Marlins
2025 Fantasy Outlook
There was no outlook written for Michael Petersen in 2025. Check out the latest news below for more on his current fantasy value.
Signed a one-year contract with the Angels in March of 2025. Traded to Atlanta in April of 2025. Traded to the Marlins in July of 2025.
Summoned from Triple-A
PMiami Marlins
September 1, 2025
The Marlins recalled Petersen from Triple-A Jacksonville on Monday.
Analysis
Petersen was acquired from Atlanta in exchange for cash back in July. The 31-year-old right-hander has appeared in 12 games (one start) for Jacksonville since the trade, registering a 6.00 ERA, 1.33 WHIP and 19:5 K:BB across 12 innings. He'll likely be ticketed for low-leverage work out of the Miami bullpen.
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Pitching Stats
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2025 MLB Game Log
2025
2024
2025 MLB Game Log
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2024 MLB Game Log
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Pitching Appearances Breakdown
Average Pitch Count
28
Last 10 Games
28
Last 5 Games
26
How many pitches does Michael Petersen generally throw?
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
What part of the game does Michael Petersen generally pitch?
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
% Games Reaching Innings Threshold
% Games By Number of Innings Pitched
Left/Right Pitching Splits
Since 2023
 
 
-20%
BAA vs LHP
2025
 
 
-25%
BAA vs LHP
2024
 
 
-14%
BAA vs LHP
2023
No Stats
BAA Batters K BB H 2B 3B HR
Since 2023vs Left .222 55 9 8 10 2 0 2
Since 2023vs Right .277 72 13 6 18 6 0 2
2025vs Left .176 18 4 1 3 0 0 1
2025vs Right .235 19 4 2 4 2 0 0
2024vs Left .250 37 5 7 7 2 0 1
2024vs Right .292 53 9 4 14 4 0 2
2023vs Left 0 0 0 0 0 0 0 0
2023vs Right 0 0 0 0 0 0 0 0
More Splits View More Split Stats
Home/Away Pitching Splits
Since 2023
 
 
-47%
ERA on Road
2025
 
 
-16%
ERA on Road
2024
 
 
-53%
ERA on Road
2023
No Stats
ERA WHIP IP W L SV K/9 BB/9 HR/9
Since 2023Home 7.56 1.92 8.1 0 0 0 7.6 4.3 2.2
Since 2023Away 3.98 1.28 20.1 3 1 0 6.6 4.4 0.9
2025Home 3.38 2.25 2.2 0 0 0 6.8 6.8 3.4
2025Away 2.84 0.63 6.1 0 0 0 8.5 1.4 0.0
2024Home 9.53 1.76 5.2 0 0 0 7.9 3.2 1.6
2024Away 4.50 1.57 14.0 3 1 0 5.8 5.8 1.3
2023Home 0 0 0 0 0 0 0 0 0
2023Away 0 0 0 0 0 0 0 0 0
More Splits View More Split Stats
Stat Review
How does Michael Petersen compare to other relievers?
This section compares his stats with all relief pitcher seasons from the previous three seasons (minimum 30 innings)*. The bar represents the player's percentile rank. For example, if the bar is halfway across, then the player falls into the 50th percentile for that stat and it would be considered average.

* Exit Velocity, Barrels/BBE %, Balls Hit 95+ MPH %, and Spin Rate are benchmarked against 2019 data (min 30 IP). See here for more exit velocity/barrels stats plus an explanation of current limitations with that data set.
  • K/BB
    Strikeout to walk ratio.
  • K/9
    Average strikeouts per nine innings.
  • BB/9
    Average walks per nine innings.
  • HR/9
    Average home runs allowed per nine innings.
  • Fastball
    Average fastball velocity.
  • ERA
    Earned run average. The average earned runs allowed per nine innings.
  • WHIP
    Walks plus hits per inning pitched.
  • BABIP
    Batting average on balls in play. Measures how many balls in play against a pitcher go for hits.
  • GB/FB
    Groundball to flyball ratio. The higher the number, the more likely a pitcher is to induce groundballs.
  • Left On Base
    The percentage of base runners that a pitcher strands on base over the course of a season.
  • Exit Velocity
    The speed of the baseball as it comes off the bat, immediately after a batter makes contact.
  • Barrels/BBE
    The percentage of batted ball events resulting in a Barrel. A Barrel is a batted ball with similar exit velocity and launch angle to past ones that led to a minimum .500 batting average and 1.500 slugging percentage.
  • Spin Rate
    Spin Rate is the rate of spin on a baseball after it is released. It is measured in revolutions per minute (rpm).
  • Balls Hit 95+ MPH
    The percentage of batted balls hit that met or exceeded the 95 MPH threshold.
  • Swinging Strike
    The percentage of pitches that result in a swing and a miss.
K/BB
2.67
 
K/9
8.0
 
BB/9
3.0
 
HR/9
1.0
 
Fastball
97.2 mph
 
ERA
3.00
 
WHIP
1.11
 
BABIP
.257
 
GB/FB
1.00
 
Left On Base
81.4%
 
Exit Velocity
78.6 mph
 
Barrels/BBE
3.2%
 
Spin Rate
2271 rpm
 
Balls Hit 95+ MPH
16.1%
 
Swinging Strike
11.4%
 
Advanced Pitching Stats
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Defensive Stats
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Stats Vs Today's Lineup
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More Fantasy News
Shipped to Miami
PMiami Marlins
July 16, 2025
Atlanta traded Petersen to the Marlins on Wednesday in exchange for cash, Christina De Nicola of MLB.com reports.
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DFA'd by Atlanta
PAtlanta Braves
July 13, 2025
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Sent back to Triple-A
PAtlanta Braves
June 28, 2025
Atlanta optioned Petersen to Triple-A Gwinnett following Friday's 13-0 loss to Philadelphia.
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Back in big leagues
PAtlanta Braves
June 26, 2025
Atlanta recalled Petersen from Triple-A Gwinnett on Thursday.
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Returns to Triple-A
PAtlanta Braves
May 30, 2025
Atlanta optioned Peterson to Triple-A Gwinnett on Friday.
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