Sean Guenther
29-Year-Old
Free Agent
Out
Injury Hip
Est. Return 2/1/2026
2025 Stats
W-L
0-1
ERA
5.23
WHIP
1.45
K
8
SV
0
2026 Projections
Signed a one-year contract with the Tigers in March of 2025.
Hits free agency
Guenther (hip) was non-tendered by the Tigers on Friday.
Analysis
Guenther was designated for assignment Tuesday and was likely to set become a free agent anyway. He threw only 18.1 innings in 2025 across multiple levels while dealing with a hip injury.
Guenther was designated for assignment Tuesday and was likely to set become a free agent anyway. He threw only 18.1 innings in 2025 across multiple levels while dealing with a hip injury.
Pitching Stats
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2025 MLB Game Log
2025
2024
2022
2021
Minor League Game Log
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Pitching Appearances Breakdown
Average Pitch Count
17
Last 10 Games
17
Last 5 Games
19
How many pitches does Sean Guenther 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+
What part of the game does Sean Guenther generally pitch?
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
-34%
BAA vs RHP
2025
-57%
BAA vs RHP
| BAA | K | BB | H | HR | |
|---|---|---|---|---|---|
| Since 2023vs Left | .216 | 9 | 2 | 11 | 0 |
| Since 2023vs Right | .143 | 11 | 5 | 8 | 0 |
| 2025vs Left | .368 | 4 | 2 | 7 | 0 |
| 2025vs Right | .158 | 4 | 3 | 3 | 0 |
| 2024vs Left | .125 | 5 | 0 | 4 | 0 |
| 2024vs Right | .135 | 7 | 2 | 5 | 0 |
| 2023vs Left | 0 | 0 | 0 | 0 | 0 |
| 2023vs Right | 0 | 0 | 0 | 0 | 0 |
Home/Away Pitching Splits
Since 2023
-35%
ERA on Road
2025
-18%
ERA at Home
| ERA | WHIP | IP | K/9 | BB/9 | |
|---|---|---|---|---|---|
| Since 2023Home | 2.76 | 0.80 | 16.1 | 7.2 | 2.2 |
| Since 2023Away | 1.80 | 0.87 | 15.0 | 4.2 | 1.8 |
| 2025Home | 4.91 | 1.23 | 7.1 | 7.4 | 4.9 |
| 2025Away | 6.00 | 2.00 | 3.0 | 6.0 | 3.0 |
| 2024Home | 1.00 | 0.44 | 9.0 | 7.0 | 0.0 |
| 2024Away | 0.75 | 0.58 | 12.0 | 3.8 | 1.5 |
| 2023Home | 0 | 0 | 0 | 0 | 0 |
| 2023Away | 0 | 0 | 0 | 0 | 0 |
Stat Review
How does Sean Guenther 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.
* 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
1.60K/9
7.0BB/9
4.4HR/9
0.0Fastball
90.0 mphERA
5.23WHIP
1.45BABIP
.321GB/FB
1.38Left On Base
53.3%Exit Velocity
80.4 mphBarrels/BBE
5.1%Spin Rate
2036 rpmBalls Hit 95+ MPH
25.6%Swinging Strike
7.7%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
Dumped from 40-man roster
Guenther (hip) was designated for assignment by the Tigers on Tuesday, Cody Stavenhagen of The Athletic reports.
Analysis
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Recalled, placed on 60-day IL
The Tigers recalled Guenther from Triple-A Toledo and placed him on the 60-day injured list while he recovers from a left hip arthroscopy.
Analysis
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Sidelined at Triple-A
Triple-A Toledo placed Guenther on its 7-day injured list May 30 due to an unspecified injury.
Analysis
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Optioned to Triple-A
The Tigers optioned Guenther to Triple-A Toledo on Friday, Evan Petzold of the Detroit Free Press reports.
Analysis
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Drawing opener assignment
Guenther will serve as the Tigers' opening pitcher for Monday's game against the Cardinals, Chris McCosky of The Detroit News reports.
Analysis
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