Matt Krook

Matt Krook

31-Year-Old PitcherRP
 Free Agent  
Free Agent
2025 Fantasy Outlook
There was no outlook written for Matt Krook in 2025. Check out the latest news below for more on his current fantasy value.
Signed a one-year contract with the Athletics in November of 2024. Waived by the Athletics in May of 2025. Claimed off waivers by the Guardians in May of 2025.
Headed to free agency
PFree Agent  
November 6, 2025
The Guardians outrighted Krook to Triple-A Columbus, and he elected free agency Thursday, Tim Stebbins of MLB.com reports.
Analysis
Krook's only big-league appearances came with the A's in May, but he spent the final four months of the season in the Guardians' organization. He'll likely find a minor-league deal around the league this winter.
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Pitching Stats
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2025 MLB Game Log
2025
2024
2023
2025 MLB Game Log
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2024 MLB Game Log
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2023 MLB Game Log
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Minor League Game Log
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Pitching Appearances Breakdown
Average Pitch Count
24
Last 10 Games
24
Last 5 Games
23
How many pitches does Matt Krook 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 Matt Krook 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
 
 
-41%
BAA vs LHP
2025
 
 
-44%
BAA vs LHP
2024
 
 
-100%
BAA vs LHP
2023
 
 
-38%
BAA vs LHP
BAA Batters K BB H 2B 3B HR
Since 2023vs Left .250 17 4 4 3 1 0 0
Since 2023vs Right .423 31 4 4 11 2 0 2
2025vs Left .250 5 1 0 1 1 0 0
2025vs Right .444 10 2 1 4 1 0 0
2024vs Left .000 1 1 0 0 0 0 0
2024vs Right .250 5 1 1 1 0 0 1
2023vs Left .286 11 2 4 2 0 0 0
2023vs Right .462 16 1 2 6 1 0 1
Home/Away Pitching Splits
Since 2023
 
 
-31%
ERA on Road
2025
 
 
-100%
ERA on Road
2024
 
 
-100%
ERA on Road
2023
 
 
-42%
ERA on Road
ERA WHIP IP W L SV K/9 BB/9 HR/9
Since 2023Home 19.64 2.73 3.2 0 0 0 12.3 9.8 2.5
Since 2023Away 13.50 2.57 4.2 0 0 0 5.8 7.7 1.9
2025Home 10.80 2.40 1.2 0 0 0 5.4 5.4 0.0
2025Away 0.00 1.20 1.2 0 0 0 10.8 0.0 0.0
2024Home 18.00 2.00 1.0 0 0 0 18.0 9.0 9.0
2024Away 0 0 0 0 0 0 0 0 0
2023Home 36.00 4.00 1.0 0 0 0 18.0 18.0 0.0
2023Away 21.00 3.33 3.0 0 0 0 3.0 12.0 3.0
Stat Review
How does Matt Krook 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
3.00
 
K/9
8.1
 
BB/9
2.7
 
HR/9
0.0
 
Fastball
89.6 mph
 
ERA
5.40
 
WHIP
1.80
 
BABIP
.439
 
GB/FB
1.00
 
Left On Base
66.7%
 
Exit Velocity
81.3 mph
 
Barrels/BBE
0.0%
 
Spin Rate
2288 rpm
 
Balls Hit 95+ MPH
33.3%
 
Swinging Strike
9.9%
 
Advanced Pitching Stats
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Defensive Stats
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Stats Vs Today's Lineup
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Recent RotoWire Articles Featuring Matt Krook See More
Recent RotoWire Articles Featuring Matt Krook See More
More Fantasy News
Claimed by Guardians
PCleveland Guardians  
May 29, 2025
The Guardians claimed Krook off waivers from the Athletics on Thursday and optioned him to Triple-A Columbus, Tim Stebbins of MLB.com reports.
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Dumped from 40-man roster
PSacramento Athletics  
May 27, 2025
The Athletics designated Krook for assignment Tuesday.
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Returns to Triple-A
PSacramento Athletics  
May 22, 2025
The Athletics optioned Krook to Triple-A Las Vegas on Thursday.
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Selected from Vegas
PSacramento Athletics  
May 16, 2025
The Athletics selected Krook's contract from Triple-A Las Vegas on Friday.
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Catches on with Athletics
POakland Athletics  
November 19, 2024
Krook signed a minor-league contract with the Athletics on Friday.
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