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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%
1 43.1 3.95 1.20 22.7% 6.6%
102nd 2
Sv
124th 37.0
IP
177th 4.26
ERA
98th 1.35
WHIP
175th 22.4%
K%
61st 9.9%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
93.9 11.4% 28.0% 55.3% 6.6% 5.05 2.96
189th 94.7
FB MPH
212th 12.1%
SwStr%
196th 28.5%
CSW%
37th 50.9%
Str-ICR
314th 4.7%
MTK%
92nd 4.93
PLV
77th 3.53
PLA

Articles

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7/20/2026Fantasy Baseball Relief Pitcher Roundup: 7/19Rick Graham

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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 45 0 43.1 3-2 1 6 3.95 1.20 3.12 4.29 4.20 2.96 22.7% 6.6% 8.3 1.45 .280 19.4% 76.9% 31.2% 44.0% 11.4% 28.0% 0.53 5.05
RP MLB Percentile 83 0 64 66-33 43 55 50 72 83 43 54 78 50 82 47 26 62 37 64 84 51 38 42 61 72
RP MLB AVG 29 2 37.0 2-2 2 5 4.26 1.35 4.26 4.29 4.33 3.53 22.4% 9.9% 8.3 1.14 .289 18.0% 72.5% 37.0% 43.7% 12.1% 28.5% 0.50 4.93
Career 208 0 205.0 16-10 6 33 3.42 1.24 3.57 3.91 4.41 3.19 22.1% 7.7% 8.3 1.05 .292 14.0% 73.2% 33.4% 43.8% 10.5% 28.3% 0.51 5.02

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 45 0 43.1 3-2 0 1 6 685 457 228 181 40 28 5 0 7 41 12 2 0
RP MLB Percentile 83 0 64 66-33 0 43 55 62 66 44 64 28 25 48 40 15 59 58 31 66
RP MLB AVG 29 2 37.0 2-2 0 2 5 625 399 227 161 34 23 6 1 5 36 15 2 1
Career 208 0 205.0 16-10 0 6 33 3,317 2,156 1,161 857 189 134 31 0 24 189 66 8 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 22.7% 6.6% .242 .400 .700 .305 .280 .320 .217 .274 .254 .319 85.5 87.7 11.0 3.12
RP MLB Percentile 50 82 49 44 55 57 62 55 69 83 76 75 83 64 64 83
RP MLB AVG 22.4% 9.9% .241 .392 .717 .316 .289 .320 .237 .318 .281 .361 87.8 89.3 13.2 4.26
Career 22.1% 7.7% .245 .379 .687 .302 .292 .320 .232 .294 .275 .339 88.0 88.9 12.2 3.57

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 NYY13.4% (94.3)39.8% (94.9)-36.6% (81.8)--10.2% (85.2)-- 53.2% 46.8%
2023 NYY24.8% (94.3)34.9% (94.1)6.6% (91.3)-27.4% (80.4)-6.1% (84.5)-- 59.7% 40.1%
2024 BOS22.8% (93.9)33.5% (93.7)-5.1% (85.7)29.7% (80.0)-8.9% (84.6)-- 56.3% 43.7%
2025 BOS33.3% (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 BOS28.9% (93.9)36.6% (93.9)-7.5% (85.2)14.6% (81.7)2.5% (81.5)9.9% (85.3)-- 65.5% 34.5%
RP MLB Percentile 29 (32) 76 (44) - 10 (32) 37 (36) 5 (57) 31 (31) - - 92.6% 7.1%
RP MLB AVG 37.8% (94.7) 26.1% (93.9) 20.5% (89.4) 25.4% (85.5) 21.3% (82.5) 16.4% (79.9) 17.2% (86.2) 18.3% (86.4) 32.3% (68.3) 48.3% 51.5%
Career27.1% (94.0)32.9% (93.9)0.7% (91.3)10.3% (84.8)18.0% (80.6)1.8% (81.2)9.1% (85.3)-- 60.0% 40.0%

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 NYY24.0% (2)33.8% (4)-29.4% (8)--5.3% (1)-- 31.3% 24.1%
2023 NYY32.6% (21)31.4% (6)30.4% (3)-29.5% (7)-23.8% (5)-- 31.9% 28.8%
2024 BOS25.1% (29)32.8% (17)-17.3% (2)30.1% (37)-20.7% (16)-- 29.7% 26.7%
2025 BOS26.1% (48)33.4% (17)-31.4% (20)21.9% (7)16.3% (6)21.4% (15)-- 29.5% 25.1%
2026 BOS24.2% (29)31.1% (15)-33.3% (2)32.0% (17)5.9% (0)23.5% (15)-- 28.1% 28.0%
RP MLB Percentile 28 (28) 74 (19) - 72 (82) 69 (29) 3 (83) 62 (28) - - 51.3% 43.9%
RP MLB AVG 27.1% (23) 27.2% (9) 26.9% (11) 29.1% (18) 28.0% (15) 27.5% (10) 21.6% (14) 23.4% (16) 22.0% (8) 27.9% 28.7%
Career26.0% (129)32.5% (59)30.4% (3)29.2% (32)29.0% (68)13.3% (6)20.8% (52)-- 29.5% 26.5%

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 44.0% 18.4% 28.8% 8.8% 30.4% 39.2% 37.6% 23.2% 20.4% 68.8% 20.0% 6.4% 4.8% 31.2%
RP MLB Percentile 51 72 79 41 77 40 71 38 86 85 81 36 76 84
RP MLB AVG 43.7% 21.7% 24.4% 10.2% 34.7% 40.9% 34.0% 25.1% 18.0% 62.8% 24.4% 5.8% 7.1% 37.0%
Career 43.8% 19.5% 28.9% 7.8% 34.3% 36.1% 39.3% 24.6% 18.8% 66.5% 22.0% 5.6% 5.9% 33.4%

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 .242 .305 .280 .320 .217 .274 .254 .319 85.5 87.7 11.0 19.4% 31.2% 21.5%
RP MLB Percentile 49 57 62 55 69 83 76 75 83 64 64 37 84 71
RP MLB AVG .241 .316 .289 .320 .237 .318 .281 .361 87.8 89.3 13.2 18.0% 37.0% 24.6%
Career .245 .302 .292 .320 .232 .294 .275 .339 88.0 88.9 12.2 14.0% 33.4% 23.1%

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 47.0% 66.7% 50.1% 36.6% 22.7% 20.4% 77.3% 83.8% 66.9% 16.6% 11.4% 28.0% 18.2% 60.9% 0.53 55.3%
RP MLB Percentile 79 85 78 88 27 86 27 42 15 56 38 42 68 84 61 89
RP MLB AVG 44.5% 63.6% 47.3% 31.5% 25.6% 18.0% 74.4% 83.7% 58.6% 16.3% 12.1% 28.5% 17.1% 58.2% 0.50 50.9%
Career 48.0% 65.0% 47.2% 29.7% 22.3% 18.8% 77.7% 83.6% 65.6% 17.8% 10.5% 28.3% 17.9% 59.3% 0.51 53.1%

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 47.0% 43.1% 24.7% 32.3% 37.8% 23.1% 39.1% 32.4% 42.9% 6.1%
RP MLB Percentile 79 90 73 17 56 46 41 73 44 33
RP MLB AVG 44.5% 34.7% 26.9% 38.4% 36.2% 22.9% 40.8% 29.9% 43.2% 6.6%
Career 48.0% 41.9% 25.0% 33.0% 24.2% 26.7% 49.1% 32.8% 42.2% 6.8%

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 59.0% 9.9% 31.8% 14.4% 71.1% 58.3% 22.5% 25.2% 18.8%
RP MLB Percentile 52 85 78 43 99 97 70 39 41
RP MLB AVG 58.5% 12.3% 29.7% 14.5% 60.7% 50.0% 21.0% 26.5% 19.2%
Career 59.3% 12.6% 29.0% 13.9% 59.0% 50.3% 22.6% 23.8% 19.7%

Greg Weissert PLV

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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 685 5.05 49.2% 17.2% 33.6% 15.6% 6.6% 1.5 -1 2.96
RP MLB Percentile 62 72 82 40 76 76 10 46 61 78
RP MLB AVG 625 4.93 45.8% 17.4% 36.8% 9.0% 4.7% 0.8 0 3.53
Career 3,317 5.02 46.5% 18.0% 35.5% 11.1% 6.4% 12.0 +13 3.19
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