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Ryan Zeferjahn

Relief Pitcher

Chicago Cubs

Bats / Throws Right / Right
Date of Birth 2/28/1998 (28)
Height, Weight 6'5", 209 lb
Hometown Topeka, KS

2026 Season Stats

MLB Rank MLB Average
Sv IP ERA WHIP K% BB%
7 69.2 3.88 1.28 31.0% 12.9%
40th 3
Sv
66th 51.0
IP
170th 4.19
ERA
155th 1.34
WHIP
21st 22.6%
K%
302nd 9.8%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
97.5 13.5% 31.2% 51.6% 2.9% 5.01 3.61
39th 94.7
FB MPH
104th 12.1%
SwStr%
58th 28.5%
CSW%
154th 51.2%
Str-ICR
46th 4.7%
MTK%
124th 4.94
PLV
204th 3.57
PLA
Saves List
Rank
24th
Saves+Holds List
Rank
26th

Articles

9/23/2026Fantasy Baseball Relief Pitcher Roundup: 9/22Rick Graham

9/22/2026Fantasy Reliever Rankings: Closers, Holds & SOLDs - 9/22Rick Graham

9/20/2026Fantasy Baseball Relief Pitcher Roundup: 9/19Rick Graham

9/20/2026Predicting the Top Pitching Prospect Contributors of 2027John Villavicencio

9/19/2026OTW 268 - Final FAAB; September 20, 2026Adam Howe

See More Articles
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Ryan Zeferjahn Overview

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team G GS IP W-L Sv Hld ERA WHIP xERA FIP xFIP PLA K% BB% H/9 HR/9 BABIP HR/FB% LOB% ICR% GB% SwStr% CSW% IPR% PLV
2024 LAA 12 0 17.0 0-0 0 0 2.12 0.76 1.41 2.46 3.72 2.25 28.1% 9.4% 3.7 0.00 .184 0.0% 73.3% 15.8% 39.5% 15.9% 30.3% 0.54 5.11
2025 LAA 62 1 57.0 6-5 2 17 4.74 1.47 4.51 5.36 4.73 3.63 28.2% 13.3% 7.7 1.89 .280 24.5% 80.1% 39.3% 37.2% 13.7% 30.0% 0.55 4.97
2026 LAA/CHC 65 0 69.2 4-4 7 14 3.88 1.28 3.26 3.82 3.51 3.61 31.0% 12.9% 6.3 0.90 .276 24.1% 73.7% 32.5% 46.5% 13.5% 31.2% 0.57 5.01
RP MLB Percentile 84 0 81 66-18 86 84 51 53 79 62 83 41 94 12 85 57 58 18 52 79 61 70 83 75 64
RP MLB AVG 42 2 51.0 3-3 3 7 4.19 1.34 4.17 4.19 4.24 3.57 22.6% 9.8% 8.3 1.10 .291 17.7% 72.7% 36.8% 44.0% 12.1% 28.5% 0.50 4.94
Career 139 1 143.2 10-9 9 31 4.01 1.29 3.54 4.27 4.01 3.46 29.6% 12.7% 6.6 1.19 .267 21.8% 76.3% 33.5% 41.8% 13.8% 30.7% 0.56 5.00

Ryan Zeferjahn Repertoire

2024 2025 2026 All
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Ryan Zeferjahn Game Log

Ryan Zeferjahn Standard

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Year Team G GS IP W-L QS Sv Hld P Strikes Balls TBF H 1B 2B 3B HR K BB HB WP
2024 LAA 12 0 17.0 0-0 0 0 0 208 135 73 64 7 6 1 0 0 18 6 2 0
2025 LAA 62 1 57.0 6-5 0 2 17 1,029 634 395 255 49 29 8 0 12 72 34 4 3
2026 LAA/CHC 65 0 69.2 4-4 0 7 14 1,278 764 513 303 49 32 9 1 7 94 39 9 4
RP MLB Percentile 84 0 81 66-18 0 86 84 88 84 8 83 35 35 34 21 26 94 6 2 12
RP MLB AVG 42 2 51.0 3-3 0 3 7 869 556 314 223 47 31 9 1 6 51 21 3 2
Career 139 1 143.2 10-9 0 9 31 2,515 1,533 981 622 105 67 18 1 19 184 79 15 7

Ryan Zeferjahn Advanced

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Year Team K% BB% AVG SLG OPS wOBA BABIP BACON xAVG xwOBA xBABIP xwoBACON EV FB EV LA xERA
2024 LAA 28.1% 9.4% .127 .145 .379 .181 .184 .184 .119 .176 .171 .163 87.0 86.3 17.3 1.41
2025 LAA 28.2% 13.3% .228 .433 .776 .336 .280 .340 .216 .327 .263 .399 86.7 86.5 14.8 4.51
2026 LAA/CHC 31.0% 12.9% .195 .323 .645 .291 .276 .308 .180 .274 .258 .318 88.5 92.3 13.0 3.26
RP MLB Percentile 94 12 86 77 72 70 58 55 95 79 75 79 29 13 51 79
RP MLB AVG 22.6% 9.8% .241 .389 .712 .314 .291 .321 .235 .314 .280 .358 87.6 89.2 13.1 4.17
Career 29.6% 12.7% .202 .349 .670 .300 .267 .308 .188 .287 .250 .337 87.6 88.4 14.2 3.54

Ryan Zeferjahn Pitch › Mix

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Year Team FF% (MPH) SI% (MPH) FC% (MPH) SL% (MPH) ST% (MPH) CB% (MPH) CH% (MPH) FS% (MPH) KN% (MPH) Fastball% Secondary%
2024 LAA35.6% (97.3)-47.6% (90.4)-16.4% (83.3)0.5% (70.2)--- 35.6% 64.4%
2025 LAA31.5% (97.4)0.6% (96.6)22.7% (91.0)17.2% (87.9)27.8% (83.8)0.2% (82.8)--- 32.1% 67.9%
2026 LAA/CHC32.4% (97.5)15.7% (96.4)0.2% (89.5)9.4% (88.7)39.4% (85.5)2.3% (84.4)--- 48.0% 51.3%
RP MLB Percentile 36 (88) 28 (80) 0 (48) 11 (85) 89 (85) 5 (88) - - - 43.4% 50.9%
RP MLB AVG 38.7% (94.7) 26.6% (94.1) 19.7% (89.4) 25.7% (86.1) 20.9% (82.3) 15.4% (80.3) 17.5% (86.1) 19.1% (86.6) 42.7% (61.5) 48.6% 51.2%
Career32.3% (97.4)8.2% (96.4)13.3% (90.8)11.8% (88.2)32.8% (84.9)1.3% (83.8)--- 40.5% 59.2%

Ryan Zeferjahn Pitch › Results

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Year Team FF CSW% SI CSW% FC CSW% SL CSW% ST CSW% CB CSW% CH CSW% FS CSW% KN CSW% Fastball CSW% Secondary CSW%
2024 LAA25.7% (13)-35.4% (14)-26.5% (6)0.0% (0)--- 25.7% 32.8%
2025 LAA28.1% (35)16.7% (0)32.5% (31)26.6% (27)32.5% (47)50.0% (1)--- 27.9% 31.0%
2026 LAA/CHC30.0% (55)24.0% (10)50.0% (1)27.5% (11)36.3% (89)24.1% (5)--- 28.0% 34.2%
RP MLB Percentile 71 (17) 23 (41) 99 (7) 37 (60) 88 (1) 32 (54) - - - 49.7% 87.7%
RP MLB AVG 27.2% (32) 27.4% (13) 27.0% (14) 29.6% (27) 28.4% (19) 27.1% (15) 22.3% (20) 22.7% (21) 19.3% (9) 27.9% 28.8%
Career28.8% (103)23.8% (10)33.4% (46)26.9% (38)34.6% (142)25.0% (6)--- 27.8% 32.6%

Ryan Zeferjahn Batted Ball › Contact

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Year Team GB% LD% FB% PU% SS% Pull% Cent% Oppo% Foul Str% PC% Fl&B% Solid% Brl% ICR%
2024 LAA 39.5% 15.8% 23.7% 21.1% 26.3% 39.5% 39.5% 21.1% 16.3% 84.1% 13.2% 2.6% 0.0% 15.8%
2025 LAA 37.2% 19.3% 33.8% 9.7% 40.0% 42.1% 34.5% 23.4% 17.5% 60.7% 21.4% 7.6% 10.3% 39.3%
2026 LAA/CHC 46.5% 21.4% 18.2% 13.8% 31.4% 38.1% 38.1% 23.8% 16.0% 67.4% 25.2% 3.1% 4.4% 32.5%
RP MLB Percentile 61 48 13 78 65 29 83 40 20 79 38 86 79 79
RP MLB AVG 44.0% 21.7% 24.1% 10.2% 34.6% 41.0% 33.6% 25.3% 18.2% 63.0% 24.5% 5.8% 6.7% 36.8%
Career 41.8% 19.9% 25.4% 12.9% 34.5% 39.9% 36.7% 23.3% 16.7% 66.4% 22.2% 5.0% 6.4% 33.5%

Ryan Zeferjahn Batted Ball › Outcomes

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Year Team AVG wOBA BABIP BACON xAVG xwOBA xBABIP xwoBACON EV FB EV LA HR/FB ICR% IPA%
2024 LAA .127 .181 .184 .184 .119 .176 .171 .163 87.0 86.3 17.3 0.0% 15.8% 9.4%
2025 LAA .228 .336 .280 .340 .216 .327 .263 .399 86.7 86.5 14.8 24.5% 39.3% 22.4%
2026 LAA/CHC .195 .291 .276 .308 .180 .274 .258 .318 88.5 92.3 13.0 24.1% 32.5% 17.2%
RP MLB Percentile 86 70 58 55 95 79 75 79 29 13 51 18 79 95
RP MLB AVG .241 .314 .291 .321 .235 .314 .280 .358 87.6 89.2 13.1 17.7% 36.8% 24.4%
Career .202 .300 .267 .308 .188 .287 .250 .337 87.6 88.4 14.2 21.8% 33.5% 18.5%

Ryan Zeferjahn Approach › Plate Discipline

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Year Team Zone% Str% Swing% O-Sw% Whiff% Foul Str% Con% Z-Con% O-Con% CS% SwStr% CSW% BIP% PLUS% IPR% Str-ICR
2024 LAA 49.5% 64.9% 50.5% 29.5% 31.4% 16.3% 68.6% 77.0% 48.4% 14.4% 15.9% 30.3% 18.3% 61.5% 0.54 59.1%
2025 LAA 47.4% 61.6% 45.3% 25.3% 30.3% 17.5% 69.7% 79.6% 46.0% 16.3% 13.7% 30.0% 14.1% 56.9% 0.55 50.5%
2026 LAA/CHC 42.3% 59.8% 42.0% 27.4% 32.0% 16.0% 68.0% 79.9% 48.5% 17.8% 13.5% 31.2% 12.5% 55.9% 0.57 51.6%
RP MLB Percentile 21 5 5 14 90 20 90 81 90 72 70 83 2 17 75 55
RP MLB AVG 44.5% 63.8% 47.4% 31.7% 25.6% 18.2% 74.4% 84.0% 58.5% 16.4% 12.1% 28.5% 17.1% 58.4% 0.50 51.2%
Career 45.0% 61.0% 44.1% 26.7% 31.2% 16.7% 68.8% 79.5% 47.6% 16.9% 13.8% 30.7% 13.6% 56.8% 0.56 51.8%

Ryan Zeferjahn Approach › Locations

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Year Team Zone% aLoc% x-mLoc% gLoc% hiLoc% y-mLoc% loLoc% iLoc% oLoc% mmLoc%
2024 LAA 49.5% 37.5% 24.0% 38.5% 33.7% 29.3% 37.0% 27.9% 48.1% 9.1%
2025 LAA 47.4% 33.1% 22.7% 44.1% 30.0% 26.3% 43.6% 27.9% 49.4% 6.4%
2026 LAA/CHC 42.3% 35.0% 24.9% 40.1% 36.1% 25.5% 38.4% 27.7% 47.4% 7.0%
RP MLB Percentile 21 52 70 64 49 17 35 31 81 64
RP MLB AVG 44.5% 34.6% 27.0% 38.4% 36.2% 22.9% 40.9% 29.9% 43.1% 6.6%
Career 45.0% 34.4% 23.9% 41.6% 33.4% 26.2% 40.4% 27.8% 48.2% 6.9%

Ryan Zeferjahn Approach › Counts

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Year Team Early% Behind% 2-Str% Early BIP% F-Str% TF-Str% ECS% 2-Str O-Sw% PAR%
2024 LAA 63.9% 13.0% 25.0% 20.3% 61.3% 41.9% 16.5% 28.8% 34.6%
2025 LAA 58.4% 11.0% 31.5% 13.8% 58.4% 49.4% 19.5% 16.7% 22.2%
2026 LAA/CHC 55.9% 13.8% 31.9% 10.1% 57.5% 50.8% 22.8% 24.3% 23.0%
RP MLB Percentile 7 20 80 3 19 49 69 25 83
RP MLB AVG 58.6% 12.1% 29.9% 14.5% 61.1% 50.2% 21.1% 26.8% 19.3%
Career 57.6% 12.6% 31.2% 12.6% 58.3% 49.4% 20.9% 21.4% 23.5%

Ryan Zeferjahn PLV

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team P PLV QP% AP% BP% Q-BP% MTK% HP HL PLA
2024 LAA 208 5.11 51.0% 14.4% 34.6% 16.3% 2.4% -5.6 -2 2.25
2025 LAA 1,029 4.97 46.5% 17.9% 35.7% 10.8% 5.1% 12.6 +3 3.63
2026 LAA/CHC 1,278 5.01 48.0% 14.0% 38.0% 10.0% 2.9% -1.8 -11 3.61
RP MLB Percentile 88 64 74 6 35 35 85 59 91 41
RP MLB AVG 869 4.94 45.8% 17.4% 36.7% 9.1% 4.7% 0.6 0 3.57
Career 2,515 5.00 47.6% 15.6% 36.8% 10.9% 3.7% 5.1 -10 3.46
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