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Greg Weissert

#0 - Relief Pitcher

Boston Red Sox

Bats / Throws Right / Right
Date of Birth 2/4/1995 (31)
Height, Weight 6'2", 235 lb
Hometown Bay Shore, NY

2026 Season Stats

MLB Rank MLB Average
Sv IP ERA WHIP K% BB%
0 21.1 3.80 1.41 22.3% 7.4%
138th 1
Sv
154th 19.0
IP
188th 4.56
ERA
209th 1.44
WHIP
163rd 22.3%
K%
95th 10.6%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
93.8 10.6% 28.9% 52.5% 3.9% 5.14 2.82
149th 94.3
FB MPH
239th 11.9%
SwStr%
177th 28.5%
CSW%
134th 50.5%
Str-ICR
97th 4.4%
MTK%
48th 4.93
PLV
75th 3.62
PLA

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Greg Weissert 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
2022 NYY 12 0 11.1 3-0 0 2 5.56 0.97 2.95 4.19 4.88 3.25 22.9% 10.4% 4.8 0.79 .172 11.1% 51.7% 26.7% 34.5% 8.1% 28.0% 0.45 5.00
2023 NYY 17 0 20.0 0-0 0 2 4.05 1.45 4.38 4.36 4.19 3.84 25.3% 9.2% 9.5 1.35 .346 21.4% 81.4% 39.3% 50.0% 12.1% 30.5% 0.52 4.94
2024 BOS 62 0 63.1 4-2 1 6 3.13 1.34 3.62 3.72 4.28 1.06 22.1% 7.6% 9.2 0.99 .328 13.2% 70.5% 35.1% 43.8% 9.8% 28.3% 0.54 5.01
2025 BOS 72 0 67.0 6-6 4 17 2.82 1.16 3.68 3.67 4.66 2.64 20.5% 7.6% 7.7 0.81 .268 10.2% 74.4% 32.5% 43.4% 10.6% 27.8% 0.47 4.93
2026 BOS 23 0 21.1 0-1 0 4 3.80 1.41 4.07 4.69 3.62 2.82 22.3% 7.4% 9.7 1.69 .317 30.8% 82.7% 35.9% 50.0% 10.6% 28.9% 0.53 5.14
RP MLB Percentile 74 0 55 0-27 0 70 47 40 46 31 67 79 53 73 26 19 33 13 76 57 65 32 49 56 86
RP MLB AVG 15 1 19.0 1-1 1 2 4.56 1.44 4.34 4.39 4.35 3.62 22.3% 10.6% 8.6 1.08 .292 17.5% 72.1% 37.0% 44.5% 11.9% 28.5% 0.49 4.93
Career 186 0 183.0 13-9 5 31 3.34 1.27 3.74 3.91 4.36 2.28 21.9% 7.9% 8.5 1.03 .297 14.2% 73.6% 34.2% 44.5% 10.3% 28.4% 0.51 4.99

Greg Weissert Repertoire

2022 2023 2024 2025 2026 All
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Greg Weissert Game Log

Greg Weissert 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
2022 NYY 12 0 11.1 3-0 0 0 2 186 113 73 48 6 4 1 0 1 11 5 2 0
2023 NYY 17 0 20.0 0-0 0 0 2 347 214 133 87 21 16 2 0 3 22 8 1 1
2024 BOS 62 0 63.1 4-2 0 1 6 1,030 688 342 263 65 49 9 0 7 58 20 0 2
2025 BOS 72 0 67.0 6-6 0 4 17 1,069 684 385 278 57 37 14 0 6 57 21 3 1
2026 BOS 23 0 21.1 0-1 0 0 4 360 235 124 94 23 16 3 0 4 21 7 1 0
RP MLB Percentile 74 0 55 0-27 0 0 70 60 61 42 62 21 22 39 23 10 59 48 25 47
RP MLB AVG 15 1 19.0 1-1 0 1 2 330 209 121 84 18 12 3 0 2 19 9 1 1
Career 186 0 183.0 13-9 0 5 31 2,992 1,934 1,057 770 172 122 29 0 21 169 61 7 4

Greg Weissert 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
2022 NYY 22.9% 10.4% .146 .244 .515 .245 .172 .200 .159 .274 .179 .276 83.9 84.8 16.8 2.95
2023 NYY 25.3% 9.2% .273 .416 .765 .336 .346 .382 .242 .319 .304 .378 90.3 93.5 9.8 4.38
2024 BOS 22.1% 7.6% .274 .401 .725 .310 .328 .353 .252 .289 .301 .343 88.1 87.7 12.1 3.62
2025 BOS 20.5% 7.6% .227 .355 .647 .284 .268 .291 .233 .299 .270 .339 89.4 90.4 13.1 3.68
2026 BOS 22.3% 7.4% .274 .452 .785 .342 .317 .359 .258 .318 .305 .380 86.4 90.3 7.7 4.07
RP MLB Percentile 53 73 27 24 29 32 33 29 31 46 34 34 71 44 71 46
RP MLB AVG 22.3% 10.6% .241 .388 .718 .321 .292 .321 .236 .322 .283 .363 88.0 89.3 13.0 4.34
Career 21.9% 7.9% .249 .383 .696 .308 .297 .325 .239 .304 .284 .352 88.4 89.4 12.0 3.74

Greg Weissert 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%
2022 NYY 13.4% (94.3) 39.8% (94.9) - 36.6% (81.8) - - 10.2% (85.2) - - 53.2% 46.8%
2023 NYY 24.8% (94.3) 34.9% (94.1) 6.6% (91.3) - 27.4% (80.4) - 6.1% (84.5) - - 59.7% 40.1%
2024 BOS 22.8% (93.9) 33.5% (93.7) - 5.0% (85.7) 29.7% (80.0) - 8.9% (84.6) - - 56.3% 43.7%
2025 BOS 33.4% (94.1) 27.9% (93.8) - 16.1% (85.6) 9.0% (81.4) 4.0% (81.1) 9.6% (86.0) - - 61.3% 38.7%
2026 BOS 27.8% (93.7) 36.9% (93.8) - 6.7% (85.2) 19.4% (81.5) 1.7% (81.1) 7.5% (85.1) - - 64.7% 35.3%
RP MLB Percentile 32 (35) 76 (45) - 9 (31) 46 (34) 1 (54) 17 (33) - - 92.1% 7.6%
RP MLB AVG 36.7% (94.3) 26.3% (93.9) 21.3% (89.2) 26.2% (85.5) 22.7% (82.4) 17.7% (80.0) 18.4% (86.1) 20.6% (86.4) 31.8% (68.1) 47.9% 52.0%
Career 26.8% (94.0) 32.5% (93.9) 0.8% (91.3) 10.6% (84.8) 19.0% (84.8) 1.6% (81.1) 8.8% (85.2) - - 59.3% 40.7%

Greg Weissert 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%
2022 NYY 24.0% (2) 33.8% (4) - 29.4% (8) - - 5.3% (1) - - 31.3% 24.1%
2023 NYY 32.6% (21) 31.4% (6) 30.4% (3) - 29.5% (7) - 23.8% (5) - - 31.9% 28.8%
2024 BOS 25.1% (29) 32.8% (17) - 17.3% (2) 30.1% (37) - 20.7% (16) - - 29.7% 26.7%
2025 BOS 26.3% (48) 33.2% (17) - 31.4% (20) 21.9% (7) 16.3% (6) 21.4% (15) - - 29.5% 25.1%
2026 BOS 26.0% (14) 28.6% (5) - 41.7% (0) 35.7% (14) 0.0% (0) 18.5% (5) - - 27.5% 31.5%
RP MLB Percentile 45 (28) 49 (32) - 92 (90) 83 (24) 0 (83) 31 (47) - - 44.9% 62.4%
RP MLB AVG 26.6% (11) 27.6% (5) 26.8% (6) 29.8% (10) 27.7% (9) 27.2% (6) 22.1% (8) 25.2% (11) 23.3% (6) 28.0% 28.6%
Career 26.5% (114) 32.2% (49) 30.4% (3) 29.4% (30) 29.3% (65) 14.3% (6) 19.8% (42) - - 29.7% 26.7%

Greg Weissert 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
2022 NYY 34.5% 24.1% 31.0% 10.3% 34.5% 33.3% 33.3% 33.3% 16.7% 72.4% 13.8% 10.3% 3.4% 26.7%
2023 NYY 50.0% 21.4% 25.0% 3.6% 28.6% 33.9% 41.1% 25.0% 15.0% 60.6% 28.6% 3.6% 7.1% 39.3%
2024 BOS 43.8% 20.0% 28.6% 7.6% 34.6% 32.4% 42.2% 25.4% 20.5% 64.8% 24.9% 4.9% 5.4% 35.1%
2025 BOS 43.4% 18.4% 30.1% 8.2% 38.3% 38.6% 38.1% 23.4% 17.8% 67.4% 19.9% 5.6% 7.1% 32.5%
2026 BOS 50.0% 23.4% 20.3% 6.3% 32.8% 40.6% 34.4% 25.0% 18.6% 64.1% 23.4% 7.8% 4.7% 35.9%
RP MLB Percentile 65 37 37 26 53 31 66 58 67 59 58 25 69 57
RP MLB AVG 44.5% 21.3% 24.1% 10.2% 34.1% 41.5% 33.7% 24.8% 17.6% 62.7% 24.1% 6.0% 7.2% 37.0%
Career 44.5% 20.2% 27.9% 7.4% 35.1% 35.9% 39.1% 25.0% 18.4% 65.7% 22.6% 5.7% 6.0% 34.2%

Greg Weissert 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%
2022 NYY .146 .245 .172 .200 .159 .274 .179 .276 83.9 84.8 16.8 11.1% 26.7% 16.7%
2023 NYY .273 .336 .346 .382 .242 .319 .304 .378 90.3 93.5 9.8 21.4% 39.3% 25.3%
2024 BOS .274 .310 .328 .353 .252 .289 .301 .343 88.1 87.7 12.1 13.2% 35.1% 24.7%
2025 BOS .227 .284 .268 .291 .233 .299 .270 .339 89.4 90.4 13.1 10.2% 32.5% 23.0%
2026 BOS .274 .342 .317 .359 .258 .318 .305 .380 86.4 90.3 7.7 30.8% 35.9% 24.5%
RP MLB Percentile 27 32 33 29 31 46 34 34 71 44 71 13 57 49
RP MLB AVG .241 .321 .292 .321 .236 .322 .283 .363 88.0 89.3 13.0 17.5% 37.0% 24.3%
Career .249 .308 .297 .325 .239 .304 .284 .352 88.4 89.4 12.0 14.2% 34.2% 23.6%

Greg Weissert 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
2022 NYY 42.5% 60.8% 40.9% 25.2% 19.7% 16.7% 80.3% 91.8% 59.3% 19.9% 8.1% 28.0% 16.1% 57.5% 0.45 52.2%
2023 NYY 47.3% 61.7% 43.2% 21.9% 28.0% 15.0% 72.0% 76.4% 60.0% 18.4% 12.1% 30.5% 16.1% 55.6% 0.52 49.0%
2024 BOS 50.0% 66.8% 48.3% 31.5% 20.3% 20.5% 79.7% 85.4% 67.9% 18.5% 9.8% 28.3% 18.0% 60.5% 0.54 54.2%
2025 BOS 48.0% 64.0% 46.8% 27.0% 22.6% 17.8% 77.4% 82.9% 64.7% 17.2% 10.6% 27.8% 18.4% 58.7% 0.47 52.0%
2026 BOS 45.3% 65.3% 46.9% 35.0% 22.5% 18.6% 77.5% 83.0% 69.6% 18.3% 10.6% 28.9% 17.8% 58.9% 0.53 52.5%
RP MLB Percentile 51 69 53 75 30 67 30 51 16 67 32 49 59 55 56 62
RP MLB AVG 44.3% 63.0% 46.4% 30.8% 25.6% 17.6% 74.4% 83.9% 58.5% 16.6% 11.9% 28.5% 16.9% 57.7% 0.49 50.5%
Career 47.9% 64.6% 46.5% 28.8% 22.2% 18.4% 77.8% 83.5% 65.8% 18.1% 10.3% 28.4% 17.8% 58.9% 0.51 52.5%

Greg Weissert Approach › Locations

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Year Team Zone% aLoc% x-mLoc% gLoc% hiLoc% y-mLoc% loLoc% iLoc% oLoc% mmLoc%
2022 NYY 42.5% 52.7% 23.1% 24.2% 20.4% 31.2% 48.4% 28.5% 48.4% 5.9%
2023 NYY 47.3% 44.8% 24.9% 30.3% 23.7% 28.0% 48.3% 31.5% 43.6% 7.8%
2024 BOS 50.0% 40.4% 27.1% 32.5% 18.2% 28.3% 53.5% 32.0% 40.9% 8.0%
2025 BOS 48.0% 39.9% 23.7% 36.4% 22.0% 26.4% 51.6% 34.9% 41.4% 6.0%
2026 BOS 45.3% 39.7% 23.1% 37.2% 33.3% 23.9% 42.8% 34.7% 42.2% 6.7%
RP MLB Percentile 51 78 88 44 38 39 62 83 46 35
RP MLB AVG 44.3% 34.9% 26.9% 38.2% 36.3% 22.8% 40.9% 30.5% 42.6% 6.5%
Career 47.9% 41.4% 24.9% 33.7% 22.1% 27.2% 50.6% 33.1% 42.0% 7.0%

Greg Weissert Approach › Counts

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Year Team Early% Behind% 2-Str% Early BIP% F-Str% TF-Str% ECS% 2-Str O-Sw% PAR%
2022 NYY 60.2% 11.3% 29.0% 16.1% 50.0% 41.7% 22.3% 20.4% 20.4%
2023 NYY 57.6% 16.4% 26.5% 10.0% 59.8% 52.9% 24.0% 23.9% 23.9%
2024 BOS 58.8% 12.1% 30.6% 14.7% 55.5% 47.5% 23.8% 22.9% 18.4%
2025 BOS 60.2% 13.8% 26.4% 13.8% 55.9% 48.4% 21.1% 24.5% 20.2%
2026 BOS 60.6% 10.0% 30.6% 13.3% 67.7% 58.1% 24.8% 22.7% 19.1%
RP MLB Percentile 72 77 61 31 84 85 82 26 51
RP MLB AVG 58.5% 12.8% 29.3% 14.2% 60.1% 49.6% 21.2% 26.4% 19.4%
Career 59.5% 12.9% 28.5% 13.8% 57.3% 49.4% 22.9% 23.3% 19.8%

Greg Weissert PLV

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team P PLV QP% AP% BP% Q-BP% MTK% HP HL PLA
2022 NYY 186 5.00 52.7% 11.3% 36.0% 16.7% 1.6% -2.1 -1 3.25
2023 NYY 347 4.94 46.4% 15.9% 37.8% 8.6% 5.5% 2.2 +3 3.84
2024 BOS 1,030 5.01 44.0% 19.6% 36.4% 7.6% 6.5% 1.8 +6 1.06
2025 BOS 1,069 4.93 42.0% 19.6% 38.4% 3.6% 7.4% -8.6 -7 2.64
2026 BOS 360 5.14 53.8% 13.4% 32.9% 20.9% 3.9% 4.6 +3 2.82
RP MLB Percentile 60 86 97 11 79 79 71 16 23 79
RP MLB AVG 330 4.93 46.2% 16.9% 36.9% 9.3% 4.4% 0.4 +0 3.62
Career 2,992 4.99 46.0% 17.2% 36.8% 9.3% 5.8% -2.0 +4 2.28
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