MLB Player Intelligence

Mason Montgomery

RP · Pittsburgh Pirates · #46

Bats/ThrowsL/L

Height6' 2"

Weight205 lbs

BirthplaceAustin, TX

MLB Debut2023

CollegeTexas Tech

📊Full Stat Line (2026)

G70

GS5

QS0

HLD9

H45

ER22

HR6

BB26

K/913.76

WAR2.42

🤚Career Splits by Handedness

vs Left-Handed Batters

AVG.129

OBP.244

SLG.171

OPS.415

82 PA · Ranks #21 of 640 qualified pitchers

vs Right-Handed Batters

AVG.183

OBP.232

SLG.324

OPS.556

151 PA · Ranks #95 of 659 qualified pitchers

Career totals from real plate-appearance data — lower OPS allowed is better for a pitcher.

⚔️This Season vs. Each Opponent

Opponent	ERA	IP	K	BB	Opp AVG
vs. CHC	2.84	6.1	11	1	.136
vs. STL	3.00	6.0	6	1	.150
vs. MIL	0.00	5.1	9	4	.059
vs. DET	7.36	3.2	7	0	.294
vs. SF	0.00	3.2	2	0	.167
vs. NYM	5.40	3.1	8	3	.231
vs. PHI	2.70	3.1	5	1	.091
vs. WSH	0.00	3.1	5	0	.182
vs. ATL	0.00	3.0	4	3	.182
vs. CIN	12.00	3.0	6	2	.231
vs. SD	0.00	2.1	3	1	.143
vs. SEA	0.00	2.1	5	0	.125
vs. CHW	0.00	2.0	3	0	.143
vs. CLE	0.00	2.0	3	1	.000
vs. KC	0.00	2.0	2	1	.143
vs. LAA	0.00	2.0	2	1	.143
vs. ARI	0.00	1.2	1	2	.143
vs. BAL	5.40	1.2	4	0	.375
vs. COL	10.80	1.2	4	0	.444
vs. TOR	0.00	1.2	2	0	.000
vs. BOS	0.00	1.1	3	0	.000
vs. MIA	0.00	1.1	0	0	.333
vs. NYY	0.00	1.1	2	1	.000
vs. LAD	0.00	1.0	2	0	.000
vs. OAK	0.00	1.0	2	1	.000
vs. TB	0.00	1.0	2	0	.250
vs. HOU	40.50	0.2	2	1	.500
vs. MIN	27.00	0.2	0	2	.500

🏟️This Season at Each Ballpark

Ballpark	ERA	IP	K	BB	Opp AVG
Total	2.88	68.2	105	26	.180
PNC Park	2.16	33.1	52	9	.192
Busch Stadium II	6.00	3.0	2	0	.273
Wrigley Field	0.00	2.2	4	1	.111
Citi Field	7.71	2.1	5	3	.300
Great American	7.71	2.1	4	2	.111
PETCO Park	0.00	2.1	3	1	.143
Citizens Bank Park	0.00	2.0	5	1	.000
Progressive Field	0.00	2.0	3	1	.000
U.S. Cellular Field	0.00	2.0	3	0	.143
AT&T Park	0.00	1.2	1	0	.000
Comerica Park	16.20	1.2	3	0	.375
Rogers Centre	0.00	1.2	2	0	.000
Nationals Park	0.00	1.1	2	0	.000
Yankee Stadium	0.00	1.1	2	1	.000
Dodger Stadium	0.00	1.0	2	0	.000
Chase Field	0.00	0.2	0	1	.333
Coors Field	27.00	0.2	1	0	.600
Minute Maid Park	40.50	0.2	2	1	.500

📅By Month & Recent Form

Split	ERA	IP	K	BB	Opp AVG
Last 7 Days	10.13	2.2	6	0	.273
Last 15 Days	4.50	6.0	10	3	.182
Last 30 Days	1.93	14.0	16	4	.163
March	7.71	2.1	5	3	.300
April	2.45	11.0	17	4	.195
May	4.66	9.2	8	3	.222
June	6.52	9.2	16	6	.275
July	1.46	12.1	23	5	.073
August	0.00	10.2	20	1	.111
September	2.08	13.0	16	4	.174

🎯Pitch Arsenal (2026)

Type	Pitches	Usage%	Zone%	Chase%	Whiff%	BA	wOBA	xwOBA
4-Seam Fastball	561	48.0%	36.9%	28.8%	30.3%	.197	.216	.187
Sinker	267	22.8%	58.8%	23.8%	33.3%	.159	.250	.270
Curveball	167	14.3%	31.1%	43.5%	29.0%	.250	.268	.208
Slider	155	13.3%	23.2%	56.5%	40.3%	.036	.105	.215
Changeup	19	1.6%	42.1%	37.5%	12.5%	.200	.225	.210

🌀Pitch Movement (2026)

Type	#	Velo	Spin	IVB	H-Break	Ext
4-Seam Fastball	290	98.7	2,234	+17.4"	-0.4"	7.0
Sinker	252	98.8	2,225	+14.1"	-1.0"	6.9
Slider	83	90.0	2,663	+1.0"	+0.2"	6.9
Curveball	78	86.5	2,714	-6.6"	+0.2"	6.9

IVB = induced vertical break (gravity removed) · H-Break = horizontal movement · Ext = release extension in feet.

📋Recent Game Log

	Date	Opp	Score	IP	H	ER	BB	K	Outs	ERA	PC	Dec
W	Sunday, September 27, 2026	DET	4-2	1.0	0	0	0	2	3	2.88	14	S
L	Saturday, September 26, 2026	DET	3-4	0.2	3	3	0	1	2	2.93	20	L
W	Thursday, September 24, 2026	STL	1-2	1.0	0	0	0	3	3	2.55	17	S
W	Sunday, September 20, 2026	KC	3-4	1.0	1	0	0	1	3	2.59	11	S
W	Saturday, September 19, 2026	KC	5-6	1.0	0	0	1	1	3	2.63	21	S
W	Thursday, September 17, 2026	MIL	4-7	1.1	0	0	2	2	4	2.67	29	S
W	Sunday, September 13, 2026	CHC	4-3	1.0	0	0	0	0	3	2.73	7	S
W	Thursday, September 10, 2026	CHW	2-0	1.0	1	0	0	1	3	2.77	14	S
W	Wednesday, September 9, 2026	CHW	4-2	1.0	0	0	0	2	3	2.82	17	S
W	Sunday, September 6, 2026	LAA	0-1	1.0	0	0	1	1	3	2.87	16	S

👥Team — Pittsburgh Pirates

Player	Pos	Key Stat
Spencer Horwitz	1B	.244 AVG
Brandon Lowe	2B	.260 AVG
Nick Gonzales	3B	.303 AVG
Nick Yorke	3B	.212 AVG
Christian Bethancourt	C	—
Henry Davis	C	.172 AVG
Rafael Flores Jr.	C	0.00 ERA
Endy Rodriguez	C	.267 AVG
Billy Cook	CF	.179 AVG
Oneil Cruz	CF	.280 AVG
Jake Mangum	CF	.276 AVG
Marcell Ozuna	DH	.203 AVG
Tyler Callihan	LF	0.00 ERA
Bryan Reynolds	LF	.261 AVG
Jhostynxon Garcia	RF	.167 AVG
Ryan O'Hearn	RF	.265 AVG
Ronny Simon	RF	.254 AVG
Esmerlyn Valdez	RF	.232 AVG
Lake Bachar	RP	3.43 ERA
Hunter Barco	RP	7.64 ERA
Wilber Dotel	RP	4.46 ERA
Brandon Eisert	RP	5.52 ERA
Antwone Kelly	RP	4.82 ERA
Isaac Mattson	RP	5.35 ERA
Carmen Mlodzinski	RP	3.95 ERA
Noah Murdock	RP	0.00 ERA
Yohan Ramirez	RP	2.86 ERA
Evan Sisk	RP	3.02 ERA
Gregory Soto	RP	3.63 ERA
Luke Weaver	RP	2.69 ERA
Kirby Yates	RP	3.19 ERA
Braxton Ashcraft	SP	3.65 ERA
Bubba Chandler	SP	4.62 ERA
Khristian Curtis	SP	4.71 ERA
Khristian Curtis	SP	0.00 ERA
Thomas Harrington	SP	15.58 ERA
Jared Jones	SP	3.72 ERA
Mitch Keller	SP	5.29 ERA
Paul Skenes	SP	3.82 ERA
Jack Brannigan	SS	.000 AVG
Jacob Gonzalez	SS	.220 AVG
Konnor Griffin	SS	.272 AVG
Jared Triolo	SS	0.00 ERA

See the Full Analysis

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