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Seth Johnson

#52 - Relief Pitcher

Athletics

Bats / Throws Right / Right
Date of Birth 9/19/1998 (28)
Height, Weight 6'1", 205 lb
Hometown Concord, NC

2026 Season Stats

MLB Rank MLB Average
Sv IP ERA WHIP K% BB%
0 33.2 5.88 1.69 25.3% 12.7%
221st 3
Sv
253rd 52.0
IP
304th 4.19
ERA
316th 1.34
WHIP
108th 22.7%
K%
290th 9.8%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
97.7 12.6% 30.2% 50.4% 4.0% 4.91 3.92
35th 94.7
FB MPH
135th 12.2%
SwStr%
87th 28.5%
CSW%
205th 51.2%
Str-ICR
111th 4.7%
MTK%
195th 4.94
PLV
247th 3.56
PLA
Holds List
Rank
101st
Saves+Holds List
Rank
167th

Articles

9/30/2026Fantasy Baseball SP Roundup 9/27: The Max EffortNick Pollack

9/26/20269/27 UPDATE - The List 9/21: Starting Pitcher Daily Rankings Cheat SheetNick Pollack

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

9/19/2026Fantasy Baseball Relief Pitcher Roundup: 9/18Rick Graham

9/17/2026Fantasy Baseball Relief Pitcher Roundup: 9/16Rick Graham

See More Articles
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Seth Johnson 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 PHI 1 1 2.1 0-1 0 0 34.71 4.71 13.82 13.64 11.98 6.09 0.0% 16.7% 30.9 3.86 .500 25.0% 20.8% 46.7% 26.7% 10.3% 31.0% 0.38 4.80
2025 PHI 10 0 12.2 1-1 0 0 4.26 1.18 3.41 4.53 2.73 3.28 31.5% 7.4% 7.8 2.13 .267 42.9% 64.8% 33.3% 51.5% 15.0% 29.9% 0.66 5.02
2026 ATH/PHI 28 1 33.2 1-0 0 0 5.88 1.69 5.12 4.64 4.41 3.92 25.3% 12.7% 9.9 1.34 .352 20.8% 67.3% 40.6% 36.8% 12.6% 30.2% 0.55 4.91
RP MLB Percentile 26 64 26 12-85 0 0 13 9 14 27 38 29 69 15 17 29 10 29 26 17 18 60 73 67 40
RP MLB AVG 42 2 52.0 3-3 3 7 4.19 1.34 4.16 4.17 4.24 3.56 22.7% 9.8% 8.3 1.08 .291 17.6% 72.5% 36.8% 44.0% 12.2% 28.5% 0.50 4.94
Career 39 2 48.2 2-2 0 0 6.84 1.71 5.09 4.96 4.28 3.85 24.8% 11.7% 10.4 1.66 .348 25.7% 60.8% 39.6% 39.2% 13.0% 30.2% 0.57 4.93

Seth Johnson Repertoire

2024 2025 2026 All
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Seth Johnson Game Log

Seth Johnson 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 PHI 1 1 2.1 0-1 0 0 0 58 37 21 18 8 5 2 0 1 0 3 0 0
2025 PHI 10 0 12.2 1-1 0 0 0 214 147 67 54 11 5 3 0 3 17 4 0 1
2026 ATH/PHI 28 1 33.2 1-0 0 0 0 605 383 222 158 37 21 11 0 5 40 20 2 1
RP MLB Percentile 26 64 26 12-85 0 0 0 29 29 68 31 59 69 21 50 46 37 45 46 51
RP MLB AVG 42 2 52.0 3-3 0 3 7 884 565 319 227 48 32 9 1 6 52 21 3 2
Career 39 2 48.2 2-2 0 0 0 877 567 310 230 56 31 16 0 9 57 27 2 2

Seth Johnson Advanced

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team K% BB% AVG SLG OPS wOBA BABIP BACON xAVG xwOBA xBABIP xwoBACON EV FB EV LA xERA
2024 PHI 0.0% 16.7% .571 .929 1.540 .613 .500 .533 .506 .576 .435 .553 93.2 84.4 20.1 13.82
2025 PHI 31.5% 7.4% .220 .460 .738 .316 .267 .333 .215 .289 .287 .389 93.1 93.4 10.6 3.41
2026 ATH/PHI 25.3% 12.7% .272 .463 .836 .369 .352 .385 .252 .355 .316 .425 89.1 88.6 13.2 5.12
RP MLB Percentile 69 15 23 17 14 11 10 8 30 14 11 7 22 61 48 14
RP MLB AVG 22.7% 9.8% .241 .389 .712 .314 .291 .321 .235 .314 .280 .358 87.6 89.3 13.1 4.16
Career 24.8% 11.7% .280 .495 .865 .376 .348 .389 .261 .358 .322 .431 90.4 89.1 13.3 5.09

Seth Johnson 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 PHI48.3% (95.2)--29.3% (87.4)-10.3% (76.0)12.1% (87.2)-- 48.3% 51.7%
2025 PHI51.4% (97.2)--34.1% (87.9)-7.0% (77.7)-7.5% (88.4)- 51.4% 48.6%
2026 ATH/PHI46.5% (97.7)8.9% (95.6)-33.6% (88.3)5.1% (84.7)4.8% (82.3)-1.2% (91.1)- 55.4% 44.6%
RP MLB Percentile 71 (90) 10 (71) - 75 (79) 6 (79) 14 (67) - 3 (91) - 69.1% 30.3%
RP MLB AVG 38.7% (94.7) 26.6% (94.1) 19.7% (89.4) 25.8% (86.1) 20.7% (82.3) 15.3% (80.3) 17.7% (86.1) 18.9% (86.6) 42.7% (61.5) 48.7% 51.2%
Career47.8% (97.4)6.2% (95.6)-33.4% (88.2)3.5% (84.7)5.7% (80.2)0.8% (87.2)2.6% (89.2)- 53.9% 46.1%

Seth Johnson 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 PHI35.7% (2)--29.4% (3)-16.7% (0)28.6% (1)-- 35.7% 26.7%
2025 PHI23.6% (11)--41.1% (18)-26.7% (2)-25.0% (1)- 23.6% 36.5%
2026 ATH/PHI28.8% (33)20.4% (3)-37.4% (29)25.8% (6)20.7% (5)-14.3% (0)- 27.5% 33.7%
RP MLB Percentile 61 (37) 11 (74) - 88 (32) 33 (68) 20 (55) - 16 (93) - 46.0% 86.3%
RP MLB AVG 27.2% (32) 27.6% (13) 27.0% (15) 29.7% (28) 28.5% (20) 27.4% (15) 22.4% (21) 22.6% (21) 19.3% (9) 27.9% 28.8%
Career27.9% (46)20.4% (3)-37.9% (50)25.8% (6)22.0% (7)28.6% (1)21.7% (1)- 27.1% 33.9%

Seth Johnson 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 PHI 26.7% 33.3% 26.7% 13.3% 46.7% 26.7% 33.3% 40.0% 6.9% 53.4% 26.7% 13.3% 6.7% 46.7%
2025 PHI 51.5% 21.2% 21.2% 6.1% 27.3% 36.4% 30.3% 33.3% 23.4% 66.6% 21.2% 3.0% 9.1% 33.3%
2026 ATH/PHI 36.8% 29.5% 25.3% 8.4% 41.1% 42.7% 35.4% 21.9% 17.2% 59.0% 22.1% 8.4% 10.5% 40.6%
RP MLB Percentile 18 3 60 37 8 62 67 22 31 17 73 14 7 17
RP MLB AVG 44.0% 21.7% 24.1% 10.2% 34.6% 40.9% 33.7% 25.4% 18.1% 63.0% 24.5% 5.8% 6.8% 36.8%
Career 39.2% 28.0% 24.5% 8.4% 38.5% 39.6% 34.0% 26.4% 18.0% 60.2% 22.4% 7.7% 9.8% 39.6%

Seth Johnson 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 PHI .571 .613 .500 .533 .506 .576 .435 .553 93.2 84.4 20.1 25.0% 46.7% 38.9%
2025 PHI .220 .316 .267 .333 .215 .289 .287 .389 93.1 93.4 10.6 42.9% 33.3% 20.4%
2026 ATH/PHI .272 .369 .352 .385 .252 .355 .316 .425 89.1 88.6 13.2 20.8% 40.6% 24.7%
RP MLB Percentile 23 11 10 8 30 14 11 7 22 61 48 29 17 48
RP MLB AVG .241 .314 .291 .321 .235 .314 .280 .358 87.6 89.3 13.1 17.6% 36.8% 24.4%
Career .280 .376 .348 .389 .261 .358 .322 .431 90.4 89.1 13.3 25.7% 39.6% 24.8%

Seth Johnson 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 PHI 53.4% 63.8% 43.1% 14.8% 24.0% 6.9% 76.0% 81.0% 50.0% 20.7% 10.3% 31.0% 25.9% 50.0% 0.38 39.7%
2025 PHI 52.3% 68.7% 53.7% 32.4% 27.8% 23.4% 72.2% 85.4% 39.4% 15.0% 15.0% 29.9% 15.4% 63.6% 0.66 58.4%
2026 ATH/PHI 45.5% 63.3% 45.6% 30.0% 27.5% 17.2% 72.5% 81.9% 55.6% 17.7% 12.6% 30.2% 15.9% 57.2% 0.55 50.4%
RP MLB Percentile 63 40 29 34 67 31 67 71 66 71 60 73 27 32 67 39
RP MLB AVG 44.5% 63.8% 47.4% 31.7% 25.6% 18.1% 74.4% 83.9% 58.5% 16.4% 12.2% 28.5% 17.1% 58.3% 0.50 51.2%
Career 47.7% 64.7% 47.4% 29.6% 27.4% 18.0% 72.6% 82.9% 51.5% 17.2% 13.0% 30.2% 16.4% 58.3% 0.57 51.7%

Seth Johnson Approach › Locations

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Year Team Zone% aLoc% x-mLoc% gLoc% hiLoc% y-mLoc% loLoc% iLoc% oLoc% mmLoc%
2024 PHI 53.4% 31.0% 24.1% 44.8% 32.8% 27.6% 39.7% 29.3% 46.6% 6.9%
2025 PHI 52.3% 25.2% 26.6% 48.1% 43.0% 26.6% 30.4% 29.4% 43.9% 7.9%
2026 ATH/PHI 45.5% 35.2% 29.1% 35.7% 41.7% 19.5% 38.8% 28.8% 42.1% 5.5%
RP MLB Percentile 63 57 23 32 76 88 39 41 39 11
RP MLB AVG 44.5% 34.6% 27.0% 38.4% 36.2% 22.9% 40.9% 29.9% 43.1% 6.6%
Career 47.7% 32.5% 28.2% 39.3% 41.4% 21.8% 36.8% 29.0% 42.9% 6.2%

Seth Johnson 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 PHI 69.0% 5.2% 25.9% 27.5% 61.1% 44.4% 30.0% - 0.0%
2025 PHI 57.5% 8.4% 34.1% 13.0% 64.8% 51.9% 20.3% 20.5% 23.3%
2026 ATH/PHI 56.7% 14.5% 28.8% 14.9% 58.9% 43.0% 22.7% 24.1% 23.0%
RP MLB Percentile 21 12 31 54 30 5 67 24 83
RP MLB AVG 58.5% 12.1% 29.9% 14.5% 61.0% 50.1% 21.1% 26.7% 19.3%
Career 57.7% 12.4% 29.9% 15.4% 60.4% 45.2% 22.7% 21.8% 21.8%

Seth Johnson PLV

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team P PLV QP% AP% BP% Q-BP% MTK% HP HL PLA
2024 PHI 58 4.80 50.0% 12.1% 37.9% 12.1% 5.2% 5.1 +5 6.09
2025 PHI 214 5.02 44.4% 22.4% 33.2% 11.2% 4.7% 2.4 +2 3.28
2026 ATH/PHI 605 4.91 47.1% 15.5% 37.4% 9.8% 4.0% 8.9 +6 3.92
RP MLB Percentile 29 40 65 21 43 43 66 14 17 29
RP MLB AVG 884 4.94 45.8% 17.4% 36.8% 9.1% 4.7% 0.6 -1 3.56
Career 877 4.93 46.6% 17.0% 36.4% 10.3% 4.2% 16.4 +13 3.85
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