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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 11.1 2.38 1.24 10.4% 8.3%
146th 1
Sv
274th 21.0
IP
70th 4.53
ERA
131st 1.42
WHIP
344th 22.2%
K%
117th 10.5%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
100.0 10.1% 22.5% 60.9% 6.5% 4.90 3.28
4th 94.3
FB MPH
252nd 12.0%
SwStr%
340th 28.6%
CSW%
3rd 50.4%
Str-ICR
262nd 4.4%
MTK%
203rd 4.94
PLV
134th 3.55
PLA
Holds List
Rank
91st

Articles

6/1/2026Fantasy Baseball Relief Pitcher Roundup: 5/31Rick Graham

6/1/2026Relief Pitcher Streamer Rankings Fantasy Baseball: 6/1Rick Graham

5/31/2026Relief Pitcher Streamer Rankings Fantasy Baseball: 5/31Rick Graham

5/30/2026Fantasy Baseball Relief Pitcher Roundup: 5/29Rick Graham

5/30/2026Relief Pitcher Streamer Rankings Fantasy Baseball: 5/30Rick 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 11 0 11.1 0-0 0 1 2.38 1.24 3.18 3.80 5.85 3.28 10.4% 8.3% 7.9 0.00 .270 0.0% 68.8% 16.2% 56.8% 10.1% 22.5% 0.37 4.90
RP MLB Percentile 27 0 21 0-63 0 36 80 61 76 57 11 62 2 65 52 88 60 88 38 100 90 28 3 17 41
RP MLB AVG 16 1 21.0 1-1 1 3 4.53 1.42 4.35 4.39 4.35 3.55 22.2% 10.5% 8.6 1.12 .293 18.5% 72.0% 37.3% 44.1% 12.0% 28.6% 0.49 4.94
Career 28 0 33.2 3-1 0 5 2.41 1.10 3.12 3.83 4.89 3.26 16.4% 9.0% 6.7 0.53 .242 7.7% 74.6% 24.5% 56.1% 10.3% 25.2% 0.40 4.89

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 11 0 11.1 0-0 0 0 1 169 115 54 48 10 7 3 0 0 5 4 2 1
RP MLB Percentile 27 0 21 0-63 0 0 36 14 19 88 19 77 74 43 24 88 4 83 13 22
RP MLB AVG 16 1 21.0 1-1 0 1 3 358 227 132 92 19 13 4 0 2 20 9 1 1
Career 28 0 33.2 3-1 0 0 5 484 315 170 134 25 17 6 0 2 22 12 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 10.4% 8.3% .238 .310 .643 .300 .270 .270 .220 .284 .247 .253 84.5 84.8 6.9 3.18
RP MLB Percentile 2 65 51 72 64 59 60 77 65 76 79 95 89 86 85 76
RP MLB AVG 22.2% 10.5% .243 .392 .723 .322 .293 .322 .238 .323 .284 .365 88.0 89.5 13.1 4.35
Career 16.4% 9.0% .212 .314 .607 .275 .242 .258 .209 .278 .233 .281 87.2 88.7 6.8 3.12

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 43.2% (100.0) 33.7% (99.1) - 23.1% (93.2) - - - - - 76.9% 23.1%
RP MLB Percentile 63 (99) 71 (99) - 47 (100) - - - - - 98.6% 1.1%
RP MLB AVG 36.7% (94.3) 26.1% (93.9) 21.2% (89.3) 26.4% (85.4) 22.4% (82.4) 17.5% (79.9) 18.2% (86.0) 20.1% (86.5) 31.8% (68.1) 48.0% 51.9%
Career 36.2% (99.9) 34.3% (99.6) - 29.5% (92.1) - - - - - 70.5% 29.5%

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% (10) 17.5% (3) - 17.9% (4) - - - - - 23.8% 17.9%
RP MLB Percentile 61 (44) 11 (51) - 8 (60) - - - - - 15.3% 2.6%
RP MLB AVG 26.6% (12) 27.7% (5) 26.3% (7) 29.7% (11) 27.6% (10) 26.5% (6) 21.9% (9) 24.5% (11) 23.3% (6) 28.2% 28.5%
Career 25.7% (18) 24.1% (8) - 25.9% (24) - - - - - 24.9% 25.9%

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 56.8% 13.5% 27.0% 2.7% 29.7% 21.6% 43.2% 35.1% 23.7% 83.8% 10.8% 5.4% 0.0% 16.2%
RP MLB Percentile 90 91 69 7 75 1 90 91 99 100 99 51 95 100
RP MLB AVG 44.1% 21.5% 24.2% 10.2% 34.3% 41.5% 33.7% 24.8% 17.5% 62.4% 24.4% 6.0% 7.3% 37.3%
Career 56.1% 14.3% 26.5% 3.1% 26.5% 27.6% 39.8% 32.7% 19.6% 75.5% 12.2% 8.2% 4.1% 24.5%

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 .238 .300 .270 .270 .220 .284 .247 .253 84.5 84.8 6.9 0.0% 16.2% 12.5%
RP MLB Percentile 51 59 60 77 65 76 79 95 89 86 85 88 100 99
RP MLB AVG .243 .322 .293 .322 .238 .323 .284 .365 88.0 89.5 13.1 18.5% 37.3% 24.6%
Career .212 .275 .242 .258 .209 .278 .233 .281 87.2 88.7 6.8 7.7% 24.5% 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 47.9% 68.0% 55.6% 36.4% 18.1% 23.7% 81.9% 85.5% 75.0% 12.4% 10.1% 22.5% 21.9% 62.1% 0.37 60.9%
RP MLB Percentile 84 92 97 86 11 99 11 45 5 6 28 3 95 89 17 99
RP MLB AVG 44.3% 63.1% 46.5% 30.9% 25.6% 17.5% 74.4% 84.0% 58.3% 16.6% 12.0% 28.6% 17.0% 57.7% 0.49 50.4%
Career 47.5% 65.1% 50.2% 29.5% 20.6% 19.6% 79.4% 83.9% 69.3% 14.9% 10.3% 25.2% 20.2% 59.9% 0.40 55.2%

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 47.9% 40.2% 26.6% 33.1% 47.9% 21.3% 30.8% 31.4% 42.0% 7.1%
RP MLB Percentile 84 78 50 22 93 66 9 59 45 67
RP MLB AVG 44.3% 34.6% 27.0% 38.4% 36.4% 22.8% 40.8% 30.4% 42.6% 6.5%
Career 47.5% 32.0% 25.2% 42.8% 34.5% 22.3% 43.2% 27.5% 47.3% 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 63.3% 5.9% 30.8% 20.6% 69.4% 51.0% 17.8% 28.8% 9.6%
RP MLB Percentile 93 99 68 97 95 58 18 68 1
RP MLB AVG 58.6% 12.6% 29.4% 14.3% 59.9% 49.4% 21.3% 26.3% 19.3%
Career 62.0% 7.9% 31.4% 19.3% 63.0% 49.6% 21.0% 23.7% 14.5%

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 169 4.90 46.7% 19.5% 33.7% 13.0% 6.5% -0.9 -1 3.28
RP MLB Percentile 14 41 52 86 79 79 24 60 57 62
RP MLB AVG 358 4.94 46.3% 16.9% 36.9% 9.4% 4.4% 0.5 +0 3.55
Career 484 4.89 43.5% 21.2% 35.3% 8.2% 6.6% -6.9 -5 3.26
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