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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 25.0 6.84 1.84 25.4% 13.9%
217th 3
Sv
305th 49.0
IP
323rd 4.25
ERA
331st 1.35
WHIP
75th 22.5%
K%
334th 9.8%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
97.9 12.8% 29.8% 50.0% 4.3% 4.91 4.06
31st 94.7
FB MPH
106th 12.1%
SwStr%
79th 28.5%
CSW%
222nd 51.1%
Str-ICR
159th 4.7%
MTK%
196th 4.94
PLV
293rd 3.49
PLA
Holds List
Rank
121st

Articles

9/7/2026Fantasy Baseball Relief Pitcher Roundup: 9/6Rick Graham

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

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 23 0 25.0 1-0 0 0 6.84 1.84 5.54 4.34 4.31 4.06 25.4% 13.9% 10.4 1.08 .371 18.8% 60.7% 42.5% 37.0% 12.8% 29.8% 0.55 4.91
RP MLB Percentile 20 0 12 13-84 0 0 8 5 9 35 47 16 78 5 20 42 7 28 9 9 16 69 77 74 41
RP MLB AVG 39 2 49.0 3-3 3 7 4.25 1.35 4.21 4.24 4.30 3.49 22.5% 9.8% 8.3 1.11 .290 17.6% 72.5% 36.9% 43.8% 12.1% 28.5% 0.50 4.94
Career 34 1 40.0 2-2 0 0 7.65 1.80 5.35 4.87 4.21 3.93 24.7% 12.4% 10.8 1.58 .360 25.9% 55.4% 40.5% 39.7% 13.2% 29.9% 0.57 4.94

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 23 0 25.0 1-0 0 0 0 470 297 173 122 29 16 10 0 3 31 17 1 1
RP MLB Percentile 20 0 12 13-84 0 0 0 18 17 80 17 78 87 37 47 67 27 52 63 47
RP MLB AVG 39 2 49.0 3-3 0 3 7 818 523 295 210 44 29 8 1 6 47 20 3 2
Career 34 1 40.0 2-2 0 0 0 742 481 261 194 48 26 15 0 7 48 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 25.4% 13.9% .279 .462 .847 .374 .371 .397 .264 .368 .339 .442 90.2 89.1 13.4 5.54
RP MLB Percentile 78 5 29 24 16 12 7 6 23 9 3 3 10 59 40 9
RP MLB AVG 22.5% 9.8% .241 .390 .713 .314 .290 .320 .235 .315 .280 .358 87.7 89.3 13.2 4.21
Career 24.7% 12.4% .286 .500 .876 .381 .360 .397 .270 .366 .337 .443 91.4 89.5 13.5 5.35

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/PHI46.6% (97.9)9.2% (95.7)-34.9% (88.3)2.8% (85.0)5.7% (82.4)-0.9% (90.5)- 55.7% 44.3%
RP MLB Percentile 69 (91) 10 (73) - 77 (80) 2 (83) 18 (68) - 1 (87) - 70.9% 28.9%
RP MLB AVG 38.5% (94.7) 26.5% (94.0) 19.9% (89.4) 25.8% (85.9) 21.0% (82.4) 15.5% (80.1) 17.1% (86.1) 18.5% (86.6) 42.5% (61.5) 48.5% 51.3%
Career48.1% (97.5)5.8% (95.7)-34.2% (88.1)1.8% (85.0)6.5% (80.2)0.9% (87.2)2.7% (88.8)- 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% (31)16.3% (2)-37.8% (22)23.1% (2)14.8% (3)-25.0% (0)- 26.7% 33.7%
RP MLB Percentile 62 (36) 4 (78) - 88 (36) 22 (85) 10 (61) - 57 (0) - 49.4% 86.6%
RP MLB AVG 27.0% (29) 27.4% (12) 26.8% (14) 29.7% (25) 28.1% (18) 26.9% (13) 22.0% (18) 22.0% (19) 19.4% (9) 27.8% 28.8%
Career27.7% (44)16.3% (2)-38.2% (43)23.1% (2)18.8% (5)28.6% (1)25.0% (1)- 26.5% 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 37.0% 31.5% 21.9% 9.6% 42.5% 43.8% 32.9% 23.3% 17.9% 57.6% 21.9% 9.6% 11.0% 42.5%
RP MLB Percentile 16 3 32 61 6 70 43 33 40 10 76 8 3 9
RP MLB AVG 43.8% 21.7% 24.3% 10.3% 34.7% 40.9% 33.7% 25.4% 18.2% 62.9% 24.5% 5.8% 6.8% 36.9%
Career 39.7% 28.9% 22.3% 9.1% 38.8% 39.7% 32.2% 28.1% 18.6% 59.5% 22.3% 8.3% 9.9% 40.5%

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 .279 .374 .371 .397 .264 .368 .339 .442 90.2 89.1 13.4 18.8% 42.5% 25.4%
RP MLB Percentile 29 12 7 6 23 9 3 3 10 59 40 28 9 45
RP MLB AVG .241 .314 .290 .320 .235 .315 .280 .358 87.7 89.3 13.2 17.6% 36.9% 24.5%
Career .286 .381 .360 .397 .270 .366 .337 .443 91.4 89.5 13.5 25.9% 40.5% 25.3%

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 45.7% 63.2% 46.2% 28.6% 27.6% 17.9% 72.4% 81.3% 54.8% 17.0% 12.8% 29.8% 15.5% 57.0% 0.55 50.0%
RP MLB Percentile 58 30 26 14 79 40 79 81 81 62 69 77 11 27 74 35
RP MLB AVG 44.4% 63.8% 47.4% 31.7% 25.5% 18.2% 74.5% 84.0% 58.6% 16.4% 12.1% 28.5% 17.1% 58.3% 0.50 51.1%
Career 48.2% 64.8% 48.1% 28.6% 27.5% 18.6% 72.5% 82.6% 50.0% 16.7% 13.2% 29.9% 16.3% 58.4% 0.57 51.6%

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 45.7% 35.7% 28.9% 35.3% 42.6% 19.6% 37.9% 30.4% 40.6% 4.7%
RP MLB Percentile 58 58 22 30 81 87 31 61 21 5
RP MLB AVG 44.4% 34.5% 27.0% 38.5% 36.3% 22.9% 40.8% 29.9% 43.2% 6.6%
Career 48.2% 32.3% 27.9% 39.8% 41.9% 22.2% 35.8% 30.1% 42.0% 5.8%

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 56.0% 15.1% 28.9% 14.8% 59.8% 41.8% 21.3% 22.1% 22.8%
RP MLB Percentile 2 5 47 28 31 4 56 11 81
RP MLB AVG 58.5% 12.1% 29.9% 14.5% 61.0% 50.1% 21.1% 26.8% 19.2%
Career 57.4% 12.4% 30.2% 15.5% 61.3% 44.8% 21.8% 20.1% 21.4%

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 470 4.91 48.3% 15.7% 36.0% 12.3% 4.3% 7.7 +5 4.06
RP MLB Percentile 18 41 75 13 49 49 53 23 35 16
RP MLB AVG 818 4.94 45.9% 17.4% 36.7% 9.2% 4.7% 0.6 -1 3.49
Career 742 4.94 47.3% 17.4% 35.3% 12.0% 4.4% 15.1 +12 3.93
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