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Seth Halvorsen

Relief Pitcher

Los Angeles Dodgers

Bats / Throws Right / Right
Date of Birth 2/18/2000 (26)
Height, Weight 6'2", 243 lb
Hometown Chicago, IL

2026 Season Stats

MLB Rank MLB Average
Sv IP ERA WHIP K% BB%
0 19.0 4.74 1.95 17.7% 15.6%
191st 2
Sv
278th 35.0
IP
227th 4.28
ERA
336th 1.35
WHIP
270th 22.4%
K%
325th 9.9%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
98.8 10.9% 23.7% 44.0% 4.5% 4.53 5.86
13th 94.5
FB MPH
216th 12.1%
SwStr%
332nd 28.5%
CSW%
334th 50.9%
Str-ICR
165th 4.6%
MTK%
349th 4.94
PLV
343rd 3.52
PLA

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Seth Halvorsen 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 COL 12 0 12.1 2-1 2 2 1.46 0.81 2.75 3.91 2.94 2.45 28.3% 4.3% 5.8 1.46 .214 33.3% 97.6% 23.3% 48.3% 15.7% 33.7% 0.69 5.18
2025 COL 42 0 39.2 1-2 11 4 4.99 1.56 5.72 5.23 4.40 3.68 20.9% 11.6% 9.3 1.59 .315 29.2% 69.0% 32.8% 56.5% 14.2% 28.6% 0.46 4.82
2026 COL 21 0 19.0 0-1 0 2 4.74 1.95 6.79 5.74 5.36 5.86 17.7% 15.6% 10.4 1.42 .311 23.1% 82.3% 45.3% 47.6% 10.9% 23.7% 0.32 4.53
RP MLB Percentile 35 0 20 0-52 0 40 35 4 3 11 15 1 22 7 14 29 35 25 84 7 67 36 5 6 0
RP MLB AVG 27 1 35.0 2-2 2 5 4.28 1.35 4.31 4.33 4.37 3.52 22.4% 9.9% 8.3 1.16 .289 18.4% 72.6% 37.1% 43.6% 12.1% 28.5% 0.50 4.94
Career 75 0 71.0 3-4 13 8 4.31 1.54 5.49 5.12 4.40 4.05 21.0% 11.8% 9.0 1.52 .299 27.9% 76.2% 35.2% 52.7% 13.4% 27.8% 0.45 4.78

Seth Halvorsen Repertoire

2024 2025 2026 All
Hide MLB Percentile | Hide MLB Average

Seth Halvorsen Game Log

Seth Halvorsen Standard

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team G GS IP W-L QS Sv Hld P Strikes Balls TBF H 1B 2B 3B HR K BB HB WP
2024 COL 12 0 12.1 2-1 0 2 2 178 120 58 46 8 6 0 0 2 13 2 1 0
2025 COL 42 0 39.2 1-2 0 11 4 636 398 238 172 41 23 10 1 7 36 20 0 3
2026 COL 21 0 19.0 0-1 0 0 2 375 223 152 96 22 14 4 1 3 17 15 0 2
RP MLB Percentile 35 0 20 0-52 0 0 40 27 23 70 26 65 66 56 12 51 19 37 75 20
RP MLB AVG 27 1 35.0 2-2 0 2 5 591 377 215 152 32 21 6 1 4 34 14 2 1
Career 75 0 71.0 3-4 0 13 8 1,189 741 448 314 71 43 14 2 12 66 37 1 5

Seth Halvorsen 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 COL 28.3% 4.3% .186 .326 .565 .250 .214 .267 .217 .263 .295 .335 92.1 79.7 15.4 2.75
2025 COL 20.9% 11.6% .273 .493 .850 .363 .315 .357 .279 .372 .318 .433 88.2 86.6 6.9 5.72
2026 COL 17.7% 15.6% .272 .457 .842 .368 .311 .344 .311 .407 .362 .452 90.2 90.3 12.3 6.79
RP MLB Percentile 22 7 25 25 16 15 35 33 3 3 1 6 13 37 56 3
RP MLB AVG 22.4% 9.9% .241 .393 .717 .316 .289 .320 .237 .319 .281 .362 87.7 89.3 13.3 4.31
Career 21.0% 11.8% .259 .456 .804 .350 .299 .340 .279 .369 .328 .427 89.4 86.8 9.8 5.49

Seth Halvorsen Pitch › Mix

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team FF% (MPH) SI% (MPH) FC% (MPH) SL% (MPH) ST% (MPH) CB% (MPH) CH% (MPH) FS% (MPH) KN% (MPH) Fastball% Secondary%
2024 COL37.1% (99.9)19.1% (100.1)-15.7% (88.9)---28.1% (89.4)- 56.2% 43.8%
2025 COL53.8% (100.0)0.6% (99.3)-19.7% (89.4)---25.8% (90.8)- 54.4% 45.4%
2026 COL62.7% (98.8)--29.3% (86.2)---8.0% (90.2)- 62.7% 37.3%
RP MLB Percentile 94 (96) - - 64 (48) - - - 25 (89) - 88.0% 12.0%
RP MLB AVG 38.1% (94.5) 25.8% (94.0) 20.7% (89.4) 25.4% (85.4) 21.5% (82.5) 16.2% (79.9) 17.3% (86.3) 18.6% (86.3) 32.3% (68.2) 48.3% 51.5%
Career54.1% (99.6)3.2% (100.0)-22.1% (88.0)---20.5% (90.4)- 57.3% 42.6%

Seth Halvorsen Pitch › Results

Hide 2026 MLB Percentile | Hide 2026 MLB Average
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 COL31.8% (7)38.2% (4)-32.1% (7)---34.0% (10)- 34.0% 33.3%
2025 COL30.4% (40)25.0% (0)-27.2% (22)---26.2% (28)- 30.3% 26.6%
2026 COL19.1% (14)--30.0% (21)---36.7% (6)- 19.1% 31.4%
RP MLB Percentile 6 (54) - - 54 (27) - - - 91 (47) - 1.4% 69.7%
RP MLB AVG 27.0% (21) 27.1% (8) 27.0% (10) 29.1% (17) 28.1% (14) 27.4% (10) 21.8% (13) 23.8% (15) 23.8% (8) 27.8% 28.8%
Career26.4% (61)36.8% (4)-28.9% (50)---29.1% (44)- 27.0% 29.0%

Seth Halvorsen Batted Ball › Contact

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team GB% LD% FB% PU% SS% Pull% Cent% Oppo% Foul Str% PC% Fl&B% Solid% Brl% ICR%
2024 COL 48.3% 20.7% 20.7% 10.3% 31.0% 26.7% 33.3% 40.0% 16.9% 75.8% 13.8% 3.4% 6.9% 23.3%
2025 COL 56.5% 16.5% 20.9% 6.1% 31.3% 46.6% 25.0% 28.4% 15.7% 66.9% 19.1% 4.3% 9.6% 32.8%
2026 COL 47.6% 23.8% 20.6% 7.9% 42.9% 35.9% 34.4% 29.7% 18.7% 53.9% 34.9% 4.8% 6.3% 45.3%
RP MLB Percentile 67 33 27 34 7 22 55 81 60 7 3 59 56 7
RP MLB AVG 43.6% 21.7% 24.4% 10.3% 34.6% 41.0% 33.9% 25.1% 18.0% 62.6% 24.5% 5.8% 7.1% 37.1%
Career 52.7% 19.3% 20.8% 7.2% 34.8% 40.5% 29.0% 30.5% 16.8% 64.2% 23.2% 4.3% 8.2% 35.2%

Seth Halvorsen Batted Ball › Outcomes

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team AVG wOBA BABIP BACON xAVG xwOBA xBABIP xwoBACON EV FB EV LA HR/FB ICR% IPA%
2024 COL .186 .250 .214 .267 .217 .263 .295 .335 92.1 79.7 15.4 33.3% 23.3% 15.2%
2025 COL .273 .363 .315 .357 .279 .372 .318 .433 88.2 86.6 6.9 29.2% 32.8% 22.1%
2026 COL .272 .368 .311 .344 .311 .407 .362 .452 90.2 90.3 12.3 23.1% 45.3% 30.2%
RP MLB Percentile 25 15 35 33 3 3 1 6 13 37 56 25 7 12
RP MLB AVG .241 .316 .289 .320 .237 .319 .281 .362 87.7 89.3 13.3 18.4% 37.1% 24.6%
Career .259 .350 .299 .340 .279 .369 .328 .427 89.4 86.8 9.8 27.9% 35.2% 23.6%

Seth Halvorsen Approach › Plate Discipline

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team Zone% Str% Swing% O-Sw% Whiff% Foul Str% Con% Z-Con% O-Con% CS% SwStr% CSW% BIP% PLUS% IPR% Str-ICR
2024 COL 53.9% 67.4% 49.4% 24.4% 31.8% 16.9% 68.2% 77.9% 35.0% 18.0% 15.7% 33.7% 16.9% 62.9% 0.69 59.6%
2025 COL 45.4% 62.6% 48.1% 32.3% 29.4% 15.7% 70.6% 82.0% 50.9% 14.5% 14.2% 28.6% 18.2% 56.1% 0.46 50.6%
2026 COL 40.3% 59.5% 46.7% 29.9% 23.4% 18.7% 76.6% 84.3% 64.2% 12.8% 10.9% 23.7% 17.1% 53.6% 0.32 44.0%
RP MLB Percentile 8 8 42 35 36 60 36 50 25 6 36 5 49 6 6 5
RP MLB AVG 44.5% 63.6% 47.2% 31.4% 25.7% 18.0% 74.3% 83.8% 58.5% 16.4% 12.1% 28.5% 17.1% 58.1% 0.50 50.9%
Career 45.1% 62.3% 47.9% 30.5% 27.9% 16.8% 72.1% 81.9% 53.8% 14.5% 13.4% 27.8% 17.7% 56.3% 0.45 49.9%

Seth Halvorsen Approach › Locations

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team Zone% aLoc% x-mLoc% gLoc% hiLoc% y-mLoc% loLoc% iLoc% oLoc% mmLoc%
2024 COL 53.9% 43.8% 28.1% 28.1% 25.8% 29.2% 44.9% 21.3% 50.6% 9.6%
2025 COL 45.4% 45.4% 24.4% 30.2% 30.2% 23.8% 46.0% 27.9% 47.7% 6.1%
2026 COL 40.3% 26.7% 30.1% 43.2% 46.7% 19.5% 33.9% 25.9% 44.0% 6.9%
RP MLB Percentile 8 10 16 79 90 86 17 18 55 63
RP MLB AVG 44.5% 34.6% 26.9% 38.4% 36.4% 23.0% 40.7% 30.0% 43.1% 6.6%
Career 45.1% 39.2% 26.8% 34.0% 34.8% 23.2% 42.0% 26.3% 47.0% 6.9%

Seth Halvorsen Approach › Counts

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team Early% Behind% 2-Str% Early BIP% F-Str% TF-Str% ECS% 2-Str O-Sw% PAR%
2024 COL 54.5% 10.7% 36.0% 12.4% 69.6% 56.5% 24.7% 7.8% 20.3%
2025 COL 61.6% 11.3% 27.7% 16.3% 59.9% 47.1% 18.6% 26.1% 20.5%
2026 COL 59.2% 14.1% 27.7% 15.3% 55.8% 43.2% 15.3% 25.0% 16.3%
RP MLB Percentile 58 22 24 59 15 9 4 33 25
RP MLB AVG 58.5% 12.3% 29.7% 14.5% 60.9% 50.1% 21.1% 26.5% 19.3%
Career 59.8% 12.1% 28.9% 15.5% 60.1% 47.3% 18.4% 22.4% 19.2%

Seth Halvorsen PLV

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team P PLV QP% AP% BP% Q-BP% MTK% HP HL PLA
2024 COL 178 5.18 50.0% 16.9% 33.1% 16.9% 6.2% -1.0 -3 2.45
2025 COL 636 4.82 42.1% 20.9% 36.9% 5.2% 5.0% 10.0 +9 3.68
2026 COL 375 4.53 37.1% 19.7% 43.2% -6.1% 4.5% 1.6 +3 5.86
RP MLB Percentile 27 0 1 81 4 4 49 45 26 1
RP MLB AVG 591 4.94 45.9% 17.4% 36.8% 9.1% 4.6% 0.9 0 3.52
Career 1,189 4.78 41.7% 19.9% 38.4% 3.4% 5.0% 10.6 +9 4.05
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