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Mason Montgomery

#46 - Relief Pitcher

Pittsburgh Pirates

Bats / Throws Left / Left
Date of Birth 6/17/2000 (26)
Height, Weight 6'2", 205 lb
Hometown Austin, TX

2026 Season Stats

MLB Rank MLB Average
Sv IP ERA WHIP K% BB%
18 68.2 2.88 1.03 37.8% 9.4%
20th 3
Sv
70th 52.0
IP
61st 4.19
ERA
33rd 1.34
WHIP
2nd 22.7%
K%
168th 9.8%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
98.5 16.0% 32.7% 57.0% 3.3% 5.15 2.84
23rd 94.7
FB MPH
28th 12.2%
SwStr%
26th 28.5%
CSW%
16th 51.2%
Str-ICR
57th 4.7%
MTK%
21st 4.94
PLV
51st 3.56
PLA
Saves List
Rank
5th
Saves+Holds List
Rank
5th

Articles

9/30/2026Who Shot the Pirates’ Playoff Hopes?Joe Landolina

9/26/20262026 Top 400 Dynasty Rankings-v7.0Martin Sekulski

9/24/2026Fantasy Baseball Relief Pitcher Roundup: 9/23Rick Graham

9/22/2026Fantasy Reliever Rankings: Closers, Holds & SOLDs - 9/22Rick Graham

9/21/2026Fantasy Baseball Relief Pitcher Roundup: 9/20Rick Graham

See More Articles
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Mason Montgomery Overview

Hide 2026 MLB Percentile | Hide 2026 MLB Average
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
2024 TB 9 0 9.2 0-0 0 3 1.86 1.14 3.50 1.10 1.62 2.40 45.9% 13.5% 5.6 0.00 .400 0.0% 81.8% 60.0% 60.0% 24.7% 36.1% 0.81 5.29
2025 TB 57 0 46.0 1-3 1 10 5.67 1.65 4.11 3.92 3.66 3.43 30.1% 12.9% 9.6 1.17 .391 22.2% 65.6% 44.1% 45.3% 18.3% 32.2% 0.67 5.06
2026 PIT 70 5 68.2 6-4 18 9 2.88 1.03 3.04 2.35 2.26 2.84 37.8% 9.4% 5.9 0.79 .279 20.0% 77.0% 35.6% 55.5% 16.0% 32.7% 0.72 5.15
RP MLB Percentile 92 87 80 83-18 94 65 83 89 87 96 99 85 99 51 92 64 59 33 69 59 90 91 92 97 92
RP MLB AVG 42 2 52.0 3-3 3 7 4.19 1.34 4.16 4.17 4.24 3.56 22.7% 9.8% 8.3 1.08 .291 17.6% 72.5% 36.8% 44.0% 12.2% 28.5% 0.50 4.94
Career 136 5 124.1 7-7 19 22 3.84 1.27 3.47 2.85 2.74 3.03 35.3% 11.1% 7.2 0.87 .332 20.3% 71.9% 40.5% 51.4% 17.5% 32.8% 0.71 5.12

Mason Montgomery Repertoire

2024 2025 2026 All
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Mason Montgomery Game Log

Mason Montgomery 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
2024 TB 9 0 9.2 0-0 0 0 3 158 101 57 37 6 3 3 0 0 17 5 0 0
2025 TB 57 0 46.0 1-3 0 1 10 859 559 300 209 49 33 10 0 6 63 27 1 1
2026 PIT 70 5 68.2 6-4 0 18 9 1,169 770 399 278 45 29 10 0 6 105 26 1 2
RP MLB Percentile 92 87 80 83-18 0 94 65 83 84 24 77 43 46 29 50 37 96 25 64 33
RP MLB AVG 42 2 52.0 3-3 0 3 7 884 565 319 227 48 32 9 1 6 52 21 3 2
Career 136 5 124.1 7-7 0 19 22 2,186 1,430 756 524 100 65 23 0 12 185 58 2 3

Mason Montgomery Advanced

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Year Team K% BB% AVG SLG OPS wOBA BABIP BACON xAVG xwOBA xBABIP xwoBACON EV FB EV LA xERA
2024 TB 45.9% 13.5% .188 .281 .578 .266 .400 .400 .180 .290 .325 .485 91.8 101.5 5.7 3.50
2025 TB 30.1% 12.9% .277 .435 .807 .354 .391 .422 .237 .319 .330 .395 87.6 84.3 11.0 4.11
2026 PIT 37.8% 9.4% .180 .292 .551 .247 .279 .308 .199 .269 .308 .390 87.3 87.4 8.7 3.04
RP MLB Percentile 99 51 94 89 93 93 59 60 85 87 17 22 57 78 76 87
RP MLB AVG 22.7% 9.8% .241 .389 .712 .314 .291 .321 .235 .314 .280 .358 87.6 89.3 13.1 4.16
Career 35.3% 11.1% .218 .346 .653 .292 .332 .361 .212 .292 .318 .399 87.6 86.5 9.5 3.47

Mason Montgomery 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%
2024 TB72.8% (97.3)--27.2% (88.6)----- 72.8% 27.2%
2025 TB66.1% (98.7)--33.8% (89.8)----- 66.1% 33.8%
2026 PIT46.4% (98.5)24.5% (98.7)-13.9% (89.7)-13.3% (86.5)2.0% (90.0)-- 70.8% 29.2%
RP MLB Percentile 70 (93) 54 (97) - 20 (95) - 49 (96) 2 (87) - - 96.3% 3.4%
RP MLB AVG 38.7% (94.7) 26.6% (94.1) 19.7% (89.4) 25.8% (86.1) 20.7% (82.3) 15.3% (80.3) 17.7% (86.1) 18.9% (86.6) 42.7% (61.5) 48.7% 51.2%
Career56.0% (98.5)13.1% (98.7)-22.6% (89.6)-7.1% (86.5)1.1% (90.0)-- 69.1% 30.8%

Mason Montgomery 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%
2024 TB35.7% (25)--37.2% (14)----- 35.7% 37.2%
2025 TB32.4% (88)--32.1% (69)----- 32.4% 32.1%
2026 PIT31.9% (84)38.8% (44)-28.4% (31)-30.1% (27)21.7% (1)-- 34.3% 28.7%
RP MLB Percentile 85 (5) 97 (6) - 39 (30) - 60 (18) 46 (87) - - 95.7% 50.0%
RP MLB AVG 27.2% (32) 27.6% (13) 27.0% (15) 29.7% (28) 28.5% (20) 27.4% (15) 22.4% (21) 22.6% (21) 19.3% (9) 27.9% 28.8%
Career32.5% (197)38.8% (44)-31.3% (114)-30.1% (27)21.7% (1)-- 33.7% 30.7%

Mason Montgomery 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%
2024 TB 60.0% 26.7% 13.3% 0.0% 53.3% 40.0% 46.7% 13.3% 18.4% 40.1% 46.7% 0.0% 13.3% 60.0%
2025 TB 45.3% 24.8% 23.1% 6.8% 35.9% 34.7% 34.7% 30.5% 19.1% 55.6% 33.3% 1.7% 9.4% 44.1%
2026 PIT 55.5% 17.1% 20.5% 6.8% 27.4% 40.4% 29.5% 30.1% 20.7% 64.3% 24.7% 5.5% 5.5% 35.6%
RP MLB Percentile 90 87 25 22 93 46 16 83 87 59 47 51 66 59
RP MLB AVG 44.0% 21.7% 24.1% 10.2% 34.6% 40.9% 33.7% 25.4% 18.1% 63.0% 24.5% 5.8% 6.8% 36.8%
Career 51.4% 20.9% 21.2% 6.5% 32.4% 38.0% 32.6% 29.4% 19.9% 59.3% 29.5% 3.6% 7.6% 40.5%

Mason Montgomery 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%
2024 TB .188 .266 .400 .400 .180 .290 .325 .485 91.8 101.5 5.7 0.0% 60.0% 24.3%
2025 TB .277 .354 .391 .422 .237 .319 .330 .395 87.6 84.3 11.0 22.2% 44.1% 24.9%
2026 PIT .180 .247 .279 .308 .199 .269 .308 .390 87.3 87.4 8.7 20.0% 35.6% 18.7%
RP MLB Percentile 94 93 59 60 85 87 17 22 57 78 76 33 59 91
RP MLB AVG .241 .314 .291 .321 .235 .314 .280 .358 87.6 89.3 13.1 17.6% 36.8% 24.4%
Career .218 .292 .332 .361 .212 .292 .318 .399 87.6 86.5 9.5 20.3% 40.5% 21.6%

Mason Montgomery 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
2024 TB 44.3% 63.9% 52.5% 31.8% 47.0% 18.4% 53.0% 60.0% 39.3% 11.4% 24.7% 36.1% 9.5% 60.1% 0.81 52.5%
2025 TB 47.7% 65.1% 51.1% 34.1% 35.8% 19.1% 64.2% 72.3% 49.0% 14.0% 18.3% 32.2% 13.7% 59.4% 0.67 53.0%
2026 PIT 45.4% 65.9% 49.2% 35.3% 32.5% 20.7% 67.5% 79.1% 49.3% 16.7% 16.0% 32.7% 12.5% 62.0% 0.72 57.0%
RP MLB Percentile 60 77 69 83 91 87 91 86 90 55 91 92 2 90 97 95
RP MLB AVG 44.5% 63.8% 47.4% 31.7% 25.6% 18.1% 74.4% 83.9% 58.5% 16.4% 12.2% 28.5% 17.1% 58.3% 0.50 51.2%
Career 46.2% 65.4% 50.2% 34.6% 34.9% 19.9% 65.1% 74.8% 48.5% 15.2% 17.5% 32.8% 12.8% 60.8% 0.71 55.1%

Mason Montgomery Approach › Locations

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Year Team Zone% aLoc% x-mLoc% gLoc% hiLoc% y-mLoc% loLoc% iLoc% oLoc% mmLoc%
2024 TB 44.3% 17.7% 34.8% 47.5% 48.1% 17.1% 34.8% 34.2% 31.0% 6.3%
2025 TB 47.7% 16.1% 32.2% 51.7% 41.5% 23.0% 35.5% 39.5% 28.3% 8.0%
2026 PIT 45.4% 23.4% 33.4% 43.1% 44.6% 22.5% 32.9% 32.8% 33.7% 8.5%
RP MLB Percentile 60 4 3 80 88 54 11 75 2 94
RP MLB AVG 44.5% 34.6% 27.0% 38.4% 36.2% 22.9% 40.9% 29.9% 43.1% 6.6%
Career 46.2% 20.1% 33.0% 46.8% 43.6% 22.3% 34.1% 35.6% 31.4% 8.1%

Mason Montgomery Approach › Counts

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Year Team Early% Behind% 2-Str% Early BIP% F-Str% TF-Str% ECS% 2-Str O-Sw% PAR%
2024 TB 51.9% 13.3% 35.4% 4.9% 54.1% 48.6% 18.3% 28.6% 30.4%
2025 TB 56.6% 10.4% 33.1% 11.7% 67.5% 57.9% 18.3% 23.2% 22.2%
2026 PIT 55.3% 11.6% 33.7% 10.4% 60.9% 52.5% 20.7% 28.9% 26.6%
RP MLB Percentile 5 55 93 5 47 67 46 72 97
RP MLB AVG 58.5% 12.1% 29.9% 14.5% 61.0% 50.1% 21.1% 26.7% 19.3%
Career 55.6% 11.3% 33.6% 10.5% 63.0% 54.4% 19.6% 26.7% 25.2%

Mason Montgomery PLV

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Year Team P PLV QP% AP% BP% Q-BP% MTK% HP HL PLA
2024 TB 158 5.29 55.1% 13.9% 31.0% 24.1% 3.8% 0.7 +1 2.40
2025 TB 859 5.06 51.1% 14.8% 34.1% 17.0% 3.4% 19.4 +21 3.43
2026 PIT 1,169 5.15 49.5% 17.0% 33.4% 16.1% 3.3% -9.5 -13 2.84
RP MLB Percentile 83 92 86 44 83 83 83 88 95 85
RP MLB AVG 884 4.94 45.8% 17.4% 36.8% 9.1% 4.7% 0.6 -1 3.56
Career 2,186 5.12 50.5% 15.9% 33.5% 17.0% 3.4% 10.5 +9 3.03
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