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Greg Weissert

#57 - 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 15.1 5.28 1.63 25.4% 8.5%
118th 1
Sv
166th 15.0
IP
232nd 4.81
ERA
252nd 1.46
WHIP
101st 22.1%
K%
129th 10.8%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
93.9 10.4% 29.6% 50.7% 3.0% 4.99 3.86
135th 94.2
FB MPH
236th 11.9%
SwStr%
133rd 28.4%
CSW%
163rd 50.2%
Str-ICR
36th 6.0%
MTK%
52nd 4.71
PLV
109th 4.57
PLA
Holds List
Rank
114th
Saves+Holds List
Rank
90th

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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 2.93 22.1% 7.6% 9.2 0.99 .328 13.2% 70.5% 35.1% 43.8% 9.8% 28.3% 0.54 5.12
2025 BOS 72 0 67.0 6-6 4 17 2.82 1.16 3.68 3.67 4.66 3.38 20.5% 7.6% 7.7 0.81 .268 10.2% 74.4% 32.5% 43.4% 10.6% 27.8% 0.47 4.92
2026 BOS 18 0 15.1 0-1 0 3 5.28 1.63 5.06 5.37 3.11 3.86 25.4% 8.5% 11.2 2.35 .357 50.0% 77.3% 43.5% 47.8% 10.4% 29.6% 0.56 4.99
RP MLB Percentile 82 0 50 0-20 0 68 34 28 30 25 85 69 70 62 20 11 25 3 63 20 62 32 62 69 83
RP MLB AVG 11 1 15.0 1-1 1 2 4.81 1.46 4.48 4.50 4.43 4.57 22.1% 10.8% 8.8 1.14 .298 17.8% 71.4% 37.4% 44.1% 11.9% 28.4% 0.48 4.71
Career 181 0 177.0 13-9 5 30 3.46 1.29 3.81 3.94 4.35 3.30 22.2% 8.0% 8.5 1.07 .300 14.7% 72.8% 34.8% 44.1% 10.3% 28.5% 0.51 5.01

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 18 0 15.1 0-1 0 0 3 270 177 93 71 19 13 2 0 4 18 6 0 0
RP MLB Percentile 82 0 50 0-20 0 0 68 62 64 46 63 17 17 43 19 7 71 42 49 41
RP MLB AVG 11 1 15.0 1-1 0 1 2 254 160 94 65 14 9 3 0 2 14 7 1 1
Career 181 0 177.0 13-9 0 5 30 2,902 1,876 1,026 747 168 119 28 0 21 166 60 6 4

Greg Weissert Advanced

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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 25.4% 8.5% .302 .524 .881 .379 .357 .413 .285 .353 .346 .452 87.5 89.4 8.1 5.06
RP MLB Percentile 70 62 21 18 19 24 25 16 19 30 13 12 59 56 78 30
RP MLB AVG 22.1% 10.8% .247 .399 .735 .328 .298 .328 .239 .328 .284 .370 88.1 89.4 13.1 4.48
Career 22.2% 8.0% .251 .387 .702 .311 .300 .329 .241 .307 .287 .358 88.6 89.3 12.1 3.81

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 33.3% (94.1) 28.0% (93.8) - 16.1% (85.6) 9.0% (81.4) 4.0% (81.1) 9.6% (86.0) - - 61.3% 38.7%
2026 BOS 26.3% (93.8) 35.6% (93.9) - 7.0% (85.1) 21.1% (81.5) 2.2% (81.1) 7.8% (85.1) - - 61.9% 38.1%
RP MLB Percentile 32 (39) 73 (47) - 8 (31) 49 (35) 2 (52) 19 (34) - - 86.9% 13.7%
RP MLB AVG 35.8% (94.2) 26.7% (93.9) 20.7% (89.3) 26.8% (85.5) 23.4% (82.5) 17.5% (80.6) 18.6% (86.0) 19.4% (86.2) 33.7% (68.1) 47.5% 52.3%
Career 26.6% (94.0) 32.2% (93.9) 0.8% (91.3) 10.7% (84.7) 19.1% (84.7) 1.7% (81.1) 8.8% (85.2) - - 58.9% 41.1%

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 26.1% (48) 33.4% (17) - 31.4% (20) 21.9% (7) 16.3% (6) 21.4% (15) - - 29.5% 25.1%
2026 BOS 28.2% (10) 31.3% (3) - 36.8% (0) 36.8% (13) 0.0% (0) 9.5% (2) - - 29.9% 29.1%
RP MLB Percentile 55 (31) 64 (45) - 78 (89) 83 (19) 0 (84) 6 (66) - - 63.0% 55.3%
RP MLB AVG 26.9% (8) 28.0% (4) 27.9% (5) 29.5% (8) 27.9% (8) 27.0% (5) 22.2% (7) 26.3% (8) 21.9% (5) 27.9% 28.4%
Career 26.6% (110) 32.7% (47) 30.4% (3) 28.9% (30) 29.2% (64) 14.3% (6) 19.1% (39) - - 30.0% 26.4%

Greg Weissert 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
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 47.8% 28.3% 17.4% 6.5% 39.1% 39.1% 34.8% 26.1% 18.9% 56.5% 26.1% 10.9% 6.5% 43.5%
RP MLB Percentile 62 18 20 29 30 39 55 54 69 21 39 11 54 20
RP MLB AVG 44.1% 21.5% 24.3% 10.1% 34.3% 42.1% 33.3% 24.6% 17.4% 62.4% 24.1% 6.0% 7.6% 37.4%
Career 44.1% 20.5% 27.9% 7.4% 35.7% 35.6% 39.3% 25.1% 18.4% 65.0% 22.9% 5.9% 6.3% 34.8%

Greg Weissert 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%
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 .302 .379 .357 .413 .285 .353 .346 .452 87.5 89.4 8.1 50.0% 43.5% 28.2%
RP MLB Percentile 21 24 25 16 19 30 13 12 59 56 78 3 20 25
RP MLB AVG .247 .328 .298 .328 .239 .328 .284 .370 88.1 89.4 13.1 17.8% 37.4% 24.5%
Career .251 .311 .300 .329 .241 .307 .287 .358 88.6 89.3 12.1 14.7% 34.8% 24.0%

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 44.1% 65.6% 46.3% 35.8% 22.4% 18.9% 77.6% 83.1% 70.4% 19.3% 10.4% 29.6% 17.0% 58.5% 0.56 50.7%
RP MLB Percentile 49 75 50 79 33 69 33 58 14 81 32 62 48 58 69 53
RP MLB AVG 44.1% 62.8% 46.3% 30.6% 25.6% 17.4% 74.4% 83.6% 59.0% 16.5% 11.9% 28.4% 17.0% 57.3% 0.48 50.2%
Career 47.9% 64.6% 46.5% 28.6% 22.2% 18.4% 77.8% 83.5% 65.8% 18.2% 10.3% 28.5% 17.7% 58.9% 0.51 52.3%

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 44.1% 38.5% 22.2% 39.3% 33.7% 23.0% 43.3% 34.4% 43.3% 6.3%
RP MLB Percentile 49 71 88 52 39 46 64 77 54 48
RP MLB AVG 44.1% 35.1% 26.6% 38.3% 36.0% 22.9% 41.1% 30.6% 42.8% 6.4%
Career 47.9% 41.4% 24.9% 33.8% 21.8% 27.3% 50.9% 33.0% 42.1% 6.9%

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 60.4% 10.7% 30.7% 13.5% 67.1% 57.1% 25.8% 26.5% 21.7%
RP MLB Percentile 72 74 68 40 84 84 85 52 69
RP MLB AVG 58.5% 13.0% 29.1% 14.1% 59.5% 49.2% 20.9% 26.0% 19.4%
Career 59.4% 13.1% 28.5% 13.8% 56.9% 49.0% 22.9% 23.7% 20.1%

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 5.12 47.7% 18.9% 33.4% 14.3% 6.8% 11.6 +13 2.93
2025 BOS 1,069 4.92 42.8% 19.4% 37.9% 4.9% 6.9% -1.2 +0 3.38
2026 BOS 270 4.99 44.8% 23.0% 32.2% 12.6% 3.0% 8.0 +7 3.86
RP MLB Percentile 62 83 80 81 91 91 89 7 11 69
RP MLB AVG 254 4.71 39.3% 20.2% 40.5% -1.3% 6.0% 1.9 +2 4.57
Career 2,902 5.01 45.8% 18.6% 35.6% 10.1% 6.0% 18.6 +22 3.30
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