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Seth Johnson

#52 - Relief Pitcher

Athletics

Bats / Throws Right / Right
Date of Birth 9/19/1998 (27)
Height, Weight 6'1", 205 lb
Hometown Concord, NC

2026 Season Stats

MLB Rank MLB Average
Sv IP ERA WHIP K% BB%
0 21.0 7.29 2.00 24.5% 16.0%
212th 3
Sv
290th 42.0
IP
334th 4.24
ERA
343rd 1.35
WHIP
122nd 22.5%
K%
340th 9.8%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
98.0 12.4% 29.3% 48.2% 4.0% 4.88 4.53
29th 94.6
FB MPH
145th 12.2%
SwStr%
137th 28.5%
CSW%
279th 51.1%
Str-ICR
121st 4.7%
MTK%
218th 4.94
PLV
314th 3.55
PLA
Holds List
Rank
119th

Articles

8/13/2026Fantasy Baseball Relief Pitcher Roundup: 8/12Rick Graham

8/11/2026Fantasy Baseball Relief Pitcher Roundup: 8/10Rick Graham

8/9/2026Fantasy Baseball Relief Pitcher Roundup: 8/8Rick Graham

8/7/2026Fantasy Baseball Relief Pitcher Roundup: 8/6Rick Graham

8/4/2026Breaking Down All 30 Teams Following 2026 MLB Trade DeadlineWill Orsland

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 21 0 21.0 1-0 0 0 7.29 2.00 6.29 5.03 4.55 4.53 24.5% 16.0% 10.7 1.29 .373 25.0% 61.9% 45.2% 37.1% 12.4% 29.3% 0.52 4.88
RP MLB Percentile 25 0 18 20-81 0 0 6 3 5 24 35 11 65 4 12 34 4 16 12 7 21 58 60 59 36
RP MLB AVG 33 2 42.0 2-2 3 6 4.24 1.35 4.23 4.26 4.31 3.55 22.5% 9.8% 8.3 1.13 .289 17.8% 72.7% 36.9% 43.6% 12.2% 28.5% 0.50 4.94
Career 32 1 36.0 2-2 0 0 8.00 1.89 5.77 5.33 4.34 4.19 24.2% 13.5% 11.0 1.75 .359 30.4% 55.7% 41.8% 40.0% 13.0% 29.6% 0.55 4.92

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 21 0 21.0 1-0 0 0 0 427 262 165 106 25 14 8 0 3 26 17 1 1
RP MLB Percentile 25 0 18 20-81 0 0 0 23 23 72 23 71 77 31 43 60 28 42 58 42
RP MLB AVG 33 2 42.0 2-2 0 3 6 715 457 258 183 39 26 7 1 5 41 17 2 2
Career 32 1 36.0 2-2 0 0 0 699 446 253 178 44 24 13 0 7 43 24 1 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 24.5% 16.0% .284 .477 .883 .390 .373 .403 .277 .393 .350 .469 90.2 89.2 13.9 6.29
RP MLB Percentile 65 4 16 19 9 7 4 5 12 5 2 3 12 50 46 5
RP MLB AVG 22.5% 9.8% .241 .391 .714 .315 .289 .320 .236 .317 .280 .360 87.7 89.2 13.3 4.23
Career 24.2% 13.5% .289 .513 .901 .391 .359 .400 .278 .381 .342 .458 91.5 89.6 13.8 5.77

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/PHI47.8% (98.0)8.0% (95.9)-34.4% (88.1)2.8% (84.9)6.1% (82.4)-0.9% (90.5)- 55.7% 44.3%
RP MLB Percentile 73 (91) 9 (77) - 76 (77) 2 (79) 17 (69) - 0 (88) - 71.5% 28.0%
RP MLB AVG 38.2% (94.6) 26.3% (93.9) 20.3% (89.4) 25.5% (85.7) 21.3% (82.5) 16.4% (79.7) 17.1% (86.2) 17.4% (86.6) 32.8% (68.2) 48.1% 51.7%
Career48.9% (97.5)4.9% (95.9)-33.9% (88.0)1.7% (84.9)6.7% (80.1)1.0% (87.2)2.9% (88.8)- 53.8% 46.2%

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/PHI28.9% (29)17.6% (2)-36.1% (17)16.7% (2)15.4% (3)-25.0% (0)- 27.3% 31.7%
RP MLB Percentile 65 (34) 8 (75) - 82 (42) 7 (84) 12 (60) - 58 (0) - 44.9% 74.6%
RP MLB AVG 27.0% (26) 27.4% (10) 26.5% (12) 29.4% (22) 28.2% (16) 27.1% (11) 21.5% (16) 23.3% (17) 22.0% (9) 27.8% 28.9%
Career27.8% (42)17.6% (2)-37.1% (38)16.7% (2)19.1% (5)28.6% (1)25.0% (1)- 26.9% 32.8%

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 37.1% 32.3% 19.4% 11.3% 41.9% 45.2% 30.6% 24.2% 17.6% 54.8% 22.6% 9.7% 12.9% 45.2%
RP MLB Percentile 21 3 18 64 9 76 23 41 41 8 65 9 4 7
RP MLB AVG 43.6% 21.6% 24.6% 10.2% 34.7% 41.0% 33.8% 25.2% 18.2% 62.8% 24.4% 5.8% 7.0% 36.9%
Career 40.0% 29.1% 20.9% 10.0% 38.2% 40.0% 30.9% 29.1% 18.5% 58.1% 22.7% 8.2% 10.9% 41.8%

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 .284 .390 .373 .403 .277 .393 .350 .469 90.2 89.2 13.9 25.0% 45.2% 26.4%
RP MLB Percentile 16 7 4 5 12 5 2 3 12 50 46 16 7 31
RP MLB AVG .241 .315 .289 .320 .236 .317 .280 .360 87.7 89.2 13.3 17.8% 36.9% 24.5%
Career .289 .391 .359 .400 .278 .381 .342 .458 91.5 89.6 13.8 30.4% 41.8% 25.8%

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 44.7% 61.4% 44.5% 26.3% 27.9% 17.6% 72.1% 81.3% 53.2% 16.9% 12.4% 29.3% 14.5% 55.5% 0.52 48.2%
RP MLB Percentile 53 20 20 9 67 41 67 72 75 60 58 60 12 16 59 21
RP MLB AVG 44.5% 63.8% 47.4% 31.8% 25.6% 18.2% 74.4% 83.8% 58.6% 16.3% 12.2% 28.5% 17.1% 58.4% 0.50 51.1%
Career 47.8% 63.8% 47.2% 27.1% 27.6% 18.5% 72.4% 82.7% 48.5% 16.6% 13.0% 29.6% 15.7% 57.5% 0.55 50.6%

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 44.7% 34.9% 29.5% 35.6% 43.6% 19.7% 36.8% 31.6% 38.9% 5.2%
RP MLB Percentile 53 53 21 30 82 86 29 67 18 10
RP MLB AVG 44.5% 34.5% 27.0% 38.5% 36.4% 22.9% 40.8% 29.8% 43.2% 6.6%
Career 47.8% 31.6% 28.2% 40.2% 42.5% 22.5% 35.1% 30.8% 41.1% 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 54.3% 16.4% 29.3% 13.4% 56.6% 39.6% 21.6% 21.6% 20.8%
RP MLB Percentile 3 3 44 32 18 3 57 10 66
RP MLB AVG 58.5% 12.1% 29.9% 14.4% 60.9% 50.2% 21.2% 26.8% 19.1%
Career 56.5% 13.0% 30.5% 14.7% 59.6% 43.8% 22.0% 19.7% 20.2%

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 427 4.88 48.0% 14.5% 37.5% 10.5% 4.0% 8.1 +4 4.53
RP MLB Percentile 23 36 72 14 44 44 61 16 26 11
RP MLB AVG 715 4.94 46.0% 17.4% 36.6% 9.3% 4.7% 0.8 0 3.55
Career 699 4.92 47.1% 16.7% 36.2% 10.9% 4.3% 15.5 +10 4.19
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