Mark Leiter

Mark Leiter

33-Year-Old PitcherRP
Chicago Cubs
2024 Fantasy Outlook
Leiter re-signed with the Cubs on a minor-league deal last February and secured a spot on the Opening Day roster with a strong spring. After spending much of the 2022 season in a multi-inning relief role, the 32-year-old locked down setup duties for Chicago and finished the season with 28 holds (T-5th in the league). Leiter rode the success of his splitter (.134 BA, 48.2% whiff percentage) to career-best ratios and a 28.6% strikeout rate, with 65 of his 77 total strikeouts coming on the pitch. He threw the splitter at a career-high 34% clip, which was +11.3% difference from the season prior. Leiter's secondary offerings aren't as effective, but he mixes five pitches to keep hitters guessing. The right-hander also tallied four saves to give the Cubs another option to turn to when closing out games. Leiter, who is arbitration eligible for the first time, figures to reprise his setup role for the Cubs after he was recently tendered a contract for 2024. Read Past Outlooks
RANKSFrom Preseason
#600
ADP
$Signed a one-year, $1.5 million contract with the Cubs in January of 2024.
Earns first hold
PChicago Cubs
April 14, 2024
Leiter tossed 1.1 scoreless innings of relief to record a hold in Saturday's 4-1 win against Seattle. He struck out one.
ANALYSIS
Leiter came on in relief of starter Shota Imanaga in the sixth inning, then helped take the team into the seventh. The righty has been excellent so far with a 0.00 ERA, 0.88 WHIP and 10 strikeouts across eight innings. Leiter was a trusted member of the bullpen a season ago with 28 holds, four saves and a 3.50 ERA across 69 appearances, and it looks like he'll have a similar role in 2024.
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Pitching Stats
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2024
2023
2022
2018
2017
2024 MLB Game Log
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2023 MLB Game Log
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2022 MLB Game Log
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2018 MLB Game Log
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2017 MLB Game Log
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Pitching Appearances Breakdown
Average Pitch Count
16
Last 10 Games
16
Last 5 Games
13
How many pitches does Mark Leiter 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 Mark Leiter 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 2022
 
 
-30%
BAA vs LHP
2024
 
 
-73%
BAA vs LHP
2023
 
 
-27%
BAA vs LHP
2022
 
 
-29%
BAA vs LHP
BAA Batters K BB H 2B 3B HR
Since 2022vs Left .171 350 106 31 54 11 3 8
Since 2022vs Right .245 239 55 22 49 8 2 9
2024vs Left .045 24 5 2 1 0 1 0
2024vs Right .167 14 6 2 2 0 0 0
2023vs Left .185 182 58 18 30 8 1 3
2023vs Right .254 87 19 6 18 4 1 4
2022vs Left .176 144 43 11 23 3 1 5
2022vs Right .248 138 30 14 29 4 1 5
More Splits View More Split Stats
Home/Away Pitching Splits
Since 2022
 
 
-1%
ERA on Road
2024
No Stats
2023
 
 
-23%
ERA at Home
2022
 
 
-12%
ERA on Road
ERA WHIP IP W L SV K/9 BB/9 HR/9
Since 2022Home 3.50 1.08 74.2 2 3 2 9.6 3.4 1.3
Since 2022Away 3.48 1.11 67.1 1 7 5 10.8 3.3 0.8
2024Home 0.00 1.33 3.0 0 0 0 12.0 6.0 0.0
2024Away 0.00 0.43 7.0 0 0 0 9.0 2.6 0.0
2023Home 3.11 1.09 37.2 0 1 2 9.3 3.8 1.4
2023Away 4.05 1.16 26.2 1 2 2 12.8 2.7 0.3
2022Home 4.24 1.06 34.0 2 2 0 9.8 2.6 1.3
2022Away 3.74 1.22 33.2 0 5 3 9.6 4.0 1.3
More Splits View More Split Stats
Stat Review
How does Mark Leiter 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
2.75
 
K/9
9.9
 
BB/9
3.6
 
HR/9
0.0
 
Fastball
91.1 mph
 
ERA
0.00
 
WHIP
0.70
 
BABIP
.149
 
GB/FB
2.17
 
Left On Base
71.4%
 
Swinging Strike
15.6%
 
Advanced Pitching Stats
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Defensive Stats
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Stats Vs Today's Lineup
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Latest Fantasy Rumors
Heavy usage of late
PChicago Cubs
August 11, 2023
Leiter has made 14 relief appearances since the All-Star break, compiling a 2.03 ERA and 0.75 WHIP over that span.
ANALYSIS
No pitcher has been called upon more than Leiter over the past month. Overall, the 32-year-old is striking out 32.2 percent of his opponents en route to a .203 xBA on the season. Leiter's quality performance has netted three saves and 21 holds in 50 total appearances.
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Past Fantasy Outlooks
2019
2018
After he posted some decent peripherals in 2017, a forearm strain and poor performance limited Leiter to just 23.1 innings last season. The 27-year-old spent time with both Philadelphia and Toronto but failed to impress for either organization, finishing with an ugly 7.71 ERA. His numbers fell across the board, with his strikeout rate falling to 17.9% while his walk rate rose to 9.8%. He surrendered a home run on a full 25% of opposing hitters' flyballs. That number -- along with his .350 BABIP and 53.6% strand rate -- can be taken as a sign of bad luck, but even with some positive regression, Leiter looks like a low-leverage reliever at best. The Blue Jays outrighted him off the 40-man roster in November. He could eventually work his way into a long-relief role this season, but his odds of producing fantasy-relevant numbers are slim.
Leiter started 11 games and appeared in another 16 out of the bullpen in his rookie season. He put up a somewhat poor 4.96 ERA in his 90.2 innings, though the underlying numbers suggest that he should be a roughly league-average pitcher going forward. His 8.3 K/9 exactly matched the league average, while his 3.1 BB/9 and 48.9 percent groundball rate were both slightly above average. His poor ERA looks to be mostly a result of an unlucky HR/FB rate, as 21.7 percent of the flyballs he gave up left the park. If that number falls back, as it should, Leiter could put up an ERA closer to what his xFIP said it should have been last year (4.19), making him a viable but low-ceiling back-end starter. The Phillies have a number of young starters with similar track records, but Leiter has a better shot than most to provide acceptable production if given the opportunity.
More Fantasy News
Effective in Opening Day contest
PChicago Cubs
March 28, 2024
Leiter tossed 1.2 scoreless innings of relief in Thursday's 4-3, 10-inning loss to the Rangers. He struck out three.
ANALYSIS
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No defined roles in Cubs bullpen
PChicago Cubs
March 15, 2024
Cubs manager Craig Counsell doesn't plan to enter the season with defined bullpen roles for Leiter or any other reliever, Sahadev Sharma of The Athletic reports.
ANALYSIS
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Avoids arbitration with Cubs
PChicago Cubs
January 11, 2024
The Cubs and Leiter avoided arbitration by agreeing to a one-year, $1.5 million contract Thursday, Jesse Rogers of ESPN.com reports.
ANALYSIS
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Blows save in critical loss
PChicago Cubs
September 27, 2023
Leiter allowed a run on two hits while retiring only one batter to record a blown save in Wednesday's extra-inning loss to Atlanta.
ANALYSIS
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Earns another hold Tuesday
PChicago Cubs
August 29, 2023
Leiter pitched a scoreless inning of relief in Tuesday's 1-0 win over the Brewers. He struck out one.
ANALYSIS
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