Ryan Zeferjahn

26-Year-Old PitcherRP
2024 Stats
W-L
0-0
ERA
2.12
WHIP
0.76
K
18
SV
0
2025 Projections
W-L
ERA
WHIP
K
SV
Unlock Our Projections
2025 Fantasy Outlook
There was no outlook written for Ryan Zeferjahn in 2025. Check out the latest news below for more on his current fantasy value.
League Majors
Bats R
Throws R
40 Man Yes
Height 6'5"
Weight 210
DOB 2/28/1998
Born Topeka, KS
College Kansas
Drafted 3rd Rd 2019 BOS
$Signed a contract with the Red Sox in June of 2019. Traded to the Angels in July of 2024.
First MLB stint
PLos Angeles Angels
August 23, 2024
The Angels selected Zeferjahn's contract from Triple-A Salt Lake on Friday.
ANALYSIS
Zeferjahn was part of the return package in the trade that sent Luis Garcia to Boston. After stumbling to a 5.47 ERA with a 31:17 K:BB across 24.2 innings with the Red Sox's Triple-A affiliate, Zeferjahn has tallied a 2.35 ERA and an 8:1 K:BB in 7.2 innings for Salt Lake. The 26-year-old will take Mike Baumann's spot on the 26-man and 40-man rosters.
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Pitching Stats
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2024
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Scoring
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Pitching Appearances Breakdown
Average Pitch Count
17
Last 10 Games
16
Last 5 Games
15
How many pitches does Ryan Zeferjahn 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 Ryan Zeferjahn 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
 
 
-71%
BAA vs LHP
2024
 
 
-71%
BAA vs LHP
2023
No Stats
2022
No Stats
BAA Batters K BB H 2B 3B HR
Since 2022vs Left .050 23 10 2 1 0 0 0
Since 2022vs Right .171 41 8 4 6 1 0 0
2024vs Left .050 23 10 2 1 0 0 0
2024vs Right .171 41 8 4 6 1 0 0
2023vs Left 0 0 0 0 0 0 0 0
2023vs Right 0 0 0 0 0 0 0 0
2022vs Left 0 0 0 0 0 0 0 0
2022vs Right 0 0 0 0 0 0 0 0
More Splits→ View More Split Stats
Home/Away Pitching Splits
Since 2022
 
 
-100%
ERA at Home
2024
 
 
-100%
ERA at Home
2023
No Stats
2022
No Stats
ERA WHIP IP W L SV K/9 BB/9 HR/9
Since 2022Home 0.00 0.57 7.0 0 0 0 7.7 3.9 0.0
Since 2022Away 3.60 0.90 10.0 0 0 0 10.8 2.7 0.0
2024Home 0.00 0.57 7.0 0 0 0 7.7 3.9 0.0
2024Away 3.60 0.90 10.0 0 0 0 10.8 2.7 0.0
2023Home 0 0 0 0 0 0 0 0 0
2023Away 0 0 0 0 0 0 0 0 0
2022Home 0 0 0 0 0 0 0 0 0
2022Away 0 0 0 0 0 0 0 0 0
More Splits→ View More Split Stats
Stat Review
How does Ryan Zeferjahn 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
9.5
 
BB/9
3.2
 
HR/9
0.0
 
Fastball
97.4 mph
 
ERA
2.12
 
WHIP
0.76
 
BABIP
.189
 
GB/FB
1.00
 
Left On Base
69.2%
 
Exit Velocity
82.5 mph
 
Barrels/BBE
0.0%
 
Spin Rate
2294 rpm
 
Balls Hit 95+ MPH
17.9%
 
Swinging Strike
13.7%
 
Advanced Pitching Stats
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Defensive Stats
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Stats Vs Today's Lineup
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Angels Depth Chart
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Headed to Halos
PLos Angeles Angels
July 30, 2024
The Angels acquired Zeferjahn, outfielder Matthew Lugo, infielder Niko Kavadas and right-hander Yeferson Vargas from the Red Sox on Tuesday in exchange for right-hander Luis Garcia, Sam Blum of The Athletic reports.
ANALYSIS
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Final pick of third round
PBoston Red Sox
June 4, 2019
The Red Sox have selected Zeferjahn with the No. 107 overall pick in the 2019 first-year player draft.
ANALYSIS
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