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Joel Peguero

#63 - Relief Pitcher

San Francisco Giants

Bats / Throws Right / Right
Date of Birth 5/5/1997 (29)
Height, Weight 5'10", 195 lb
Hometown Santo Domingo, DOM

2026 Season Stats

MLB Rank MLB Average
Sv IP ERA WHIP K% BB%
0 9.1 2.89 1.07 8.1% 8.1%
138th 1
Sv
285th 19.0
IP
15th 4.56
ERA
13th 1.44
WHIP
347th 22.2%
K%
45th 10.7%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
99.6 9.2% 22.3% 62.3% 6.9% 4.88 3.10
5th 94.3
FB MPH
247th 11.9%
SwStr%
346th 28.5%
CSW%
2nd 50.5%
Str-ICR
309th 4.5%
MTK%
171st 4.93
PLV
59th 3.57
PLA
Holds List
Rank
95th

Articles

5/26/2026Fantasy Baseball Relief Pitcher Roundup: 5/25Rick Graham

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5/25/2026Relief Pitcher Streamer Rankings Fantasy Baseball: 5/25Rick Graham

5/24/2026Fantasy Baseball Relief Pitcher Roundup: 5/23Rick Graham

5/24/2026Relief Pitcher Streamer Rankings Fantasy Baseball: 5/24Rick Graham

See More Articles
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Joel Peguero Overview

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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
2025 SF 17 0 22.1 3-1 0 4 2.42 1.03 3.09 3.86 4.45 3.26 19.8% 9.3% 6.0 0.81 .224 12.5% 79.2% 29.5% 55.7% 10.5% 26.7% 0.41 4.88
2026 SF 9 0 9.1 0-0 0 0 2.89 1.07 3.40 4.07 5.30 3.10 8.1% 8.1% 6.8 0.00 .241 0.0% 66.7% 13.8% 65.5% 9.2% 22.3% 0.37 4.88
RP MLB Percentile 22 0 19 0-59 0 0 96 96 80 57 31 83 2 87 90 83 91 83 67 99 98 28 3 18 50
RP MLB AVG 15 1 19.0 1-1 1 2 4.56 1.44 4.36 4.39 4.35 3.57 22.2% 10.7% 8.6 1.08 .293 17.3% 72.0% 37.1% 44.5% 11.9% 28.5% 0.49 4.93
Career 26 0 31.2 3-1 0 4 2.56 1.04 3.18 3.91 4.68 3.21 16.3% 8.9% 6.3 0.57 .230 9.5% 74.5% 24.4% 58.9% 10.1% 25.4% 0.40 4.88

Joel Peguero Repertoire

2025 2026 All
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Joel Peguero Game Log

Joel Peguero 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
2025 SF 17 0 22.1 3-1 0 0 4 315 200 116 86 15 10 3 0 2 17 8 0 0
2026 SF 9 0 9.1 0-0 0 0 0 130 89 41 37 7 5 2 0 0 3 3 2 1
RP MLB Percentile 22 0 19 0-59 0 0 0 12 14 93 13 90 85 74 23 83 2 94 11 19
RP MLB AVG 15 1 19.0 1-1 0 1 2 324 205 119 83 17 12 3 0 2 18 8 1 1
Career 26 0 31.2 3-1 0 0 4 445 289 157 123 22 15 5 0 2 20 11 2 1

Joel Peguero Advanced

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Year Team K% BB% AVG SLG OPS wOBA BABIP BACON xAVG xwOBA xBABIP xwoBACON EV FB EV LA xERA
2025 SF 19.8% 9.3% .197 .316 .587 .256 .224 .250 .203 .270 .224 .292 88.8 91.2 6.8 3.09
2026 SF 8.1% 8.1% .219 .281 .605 .288 .241 .241 .232 .295 .256 .253 84.4 83.5 2.7 3.40
RP MLB Percentile 2 87 87 93 92 91 91 95 71 80 84 97 91 86 97 80
RP MLB AVG 22.2% 10.7% .241 .386 .717 .321 .293 .321 .236 .323 .284 .364 88.0 89.3 13.0 4.36
Career 16.3% 8.9% .204 .306 .593 .269 .230 .247 .211 .282 .234 .285 87.4 89.3 5.5 3.18

Joel Peguero 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%
2025 SF 32.4% (99.8) 34.6% (99.8) - 33.0% (91.6) - - - - - 67.0% 33.0%
2026 SF 40.0% (99.6) 38.5% (98.9) - 21.5% (92.8) - - - - - 78.5% 21.5%
RP MLB Percentile 56 (99) 79 (98) - 43 (99) - - - - - 98.9% 0.8%
RP MLB AVG 36.5% (94.3) 26.4% (93.8) 21.1% (89.2) 26.5% (85.5) 22.9% (82.4) 17.5% (80.2) 18.4% (86.1) 20.4% (86.4) 31.8% (68.1) 48.0% 51.9%
Career 34.6% (99.8) 35.7% (99.6) - 29.7% (91.9) - - - - - 70.3% 29.7%

Joel Peguero 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%
2025 SF 23.5% (8) 27.5% (5) - 28.8% (20) - - - - - 25.6% 28.8%
2026 SF 28.8% (7) 18.0% (2) - 17.9% (3) - - - - - 23.5% 17.9%
RP MLB Percentile 61 (52) 12 (60) - 8 (67) - - - - - 11.2% 5.3%
RP MLB AVG 26.5% (11) 27.6% (5) 26.7% (6) 29.7% (10) 27.8% (9) 26.9% (6) 22.1% (8) 25.2% (11) 23.3% (6) 27.9% 28.6%
Career 25.3% (15) 24.5% (7) - 26.5% (23) - - - - - 24.9% 26.5%

Joel Peguero 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
2025 SF 55.7% 14.8% 26.2% 3.3% 24.6% 31.1% 37.7% 31.1% 17.5% 70.5% 13.1% 9.8% 6.6% 29.5%
2026 SF 65.5% 17.2% 17.2% 0.0% 27.6% 20.7% 44.8% 34.5% 23.8% 86.1% 13.8% 0.0% 0.0% 13.8%
RP MLB Percentile 98 80 13 0 82 1 94 92 99 99 97 93 92 99
RP MLB AVG 44.5% 21.3% 24.0% 10.2% 34.1% 41.4% 33.8% 24.8% 17.6% 62.6% 24.3% 6.0% 7.1% 37.1%
Career 58.9% 15.6% 23.3% 2.2% 25.6% 27.8% 40.0% 32.2% 19.3% 75.5% 13.3% 6.7% 4.4% 24.4%

Joel Peguero 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%
2025 SF .197 .256 .224 .250 .203 .270 .224 .292 88.8 91.2 6.8 12.5% 29.5% 20.9%
2026 SF .219 .288 .241 .241 .232 .295 .256 .253 84.4 83.5 2.7 0.0% 13.8% 10.8%
RP MLB Percentile 87 91 91 95 71 80 84 97 91 86 97 83 99 99
RP MLB AVG .241 .321 .293 .321 .236 .323 .284 .364 88.0 89.3 13.0 17.3% 37.1% 24.4%
Career .204 .269 .230 .247 .211 .282 .234 .285 87.4 89.3 5.5 9.5% 24.4% 17.9%

Joel Peguero 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
2025 SF 47.3% 63.5% 47.3% 25.9% 22.1% 17.5% 77.9% 83.0% 65.1% 16.2% 10.5% 26.7% 19.4% 58.7% 0.41 52.1%
2026 SF 49.2% 68.5% 55.4% 36.4% 16.7% 23.8% 83.3% 87.5% 75.0% 13.1% 9.2% 22.3% 22.3% 63.1% 0.37 62.3%
RP MLB Percentile 90 95 99 85 12 99 12 30 9 5 28 3 96 98 18 99
RP MLB AVG 44.2% 63.0% 46.4% 30.8% 25.6% 17.6% 74.4% 83.8% 58.6% 16.6% 11.9% 28.5% 16.9% 57.6% 0.49 50.5%
Career 47.9% 64.9% 49.7% 28.9% 20.4% 19.3% 79.6% 84.4% 68.7% 15.3% 10.1% 25.4% 20.2% 60.0% 0.40 55.1%

Joel Peguero Approach › Locations

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Year Team Zone% aLoc% x-mLoc% gLoc% hiLoc% y-mLoc% loLoc% iLoc% oLoc% mmLoc%
2025 SF 47.3% 27.6% 24.4% 47.9% 27.3% 22.9% 49.8% 25.4% 50.2% 7.0%
2026 SF 49.2% 45.4% 24.6% 30.0% 51.5% 20.8% 27.7% 33.1% 42.3% 6.9%
RP MLB Percentile 90 94 72 10 98 67 2 81 37 56
RP MLB AVG 44.2% 34.8% 26.8% 38.4% 36.3% 22.8% 40.9% 30.5% 42.7% 6.4%
Career 47.9% 32.8% 24.5% 42.7% 34.4% 22.2% 43.4% 27.6% 47.9% 7.0%

Joel Peguero Approach › Counts

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Year Team Early% Behind% 2-Str% Early BIP% F-Str% TF-Str% ECS% 2-Str O-Sw% PAR%
2025 SF 61.3% 8.9% 31.7% 18.7% 59.3% 48.8% 22.8% 21.0% 17.0%
2026 SF 65.4% 6.2% 28.5% 20.0% 71.1% 52.6% 18.8% 24.3% 8.1%
RP MLB Percentile 97 98 34 94 89 71 12 57 2
RP MLB AVG 58.5% 12.8% 29.4% 14.1% 60.1% 49.6% 21.2% 26.3% 19.4%
Career 62.5% 8.1% 30.8% 19.1% 62.9% 50.0% 21.6% 21.9% 14.6%

Joel Peguero PLV

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Year Team P PLV QP% AP% BP% Q-BP% MTK% HP HL PLA
2025 SF 315 4.88 41.8% 22.2% 36.1% 5.7% 6.6% -6.0 -5 3.26
2026 SF 130 4.88 45.4% 19.2% 35.4% 10.0% 6.9% -1.2 -1 3.10
RP MLB Percentile 12 50 27 92 65 65 12 76 74 83
RP MLB AVG 324 4.93 46.2% 16.8% 37.0% 9.2% 4.5% 0.3 0 3.57
Career 445 4.88 42.8% 21.3% 35.9% 7.0% 6.7% -7.2 -6 3.21
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