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Mason Montgomery
RP · 
Pittsburgh Pirates · #46
Bats/ThrowsL/L
Height6' 2"
Weight205 lbs
BirthplaceAustin, TX
MLB Debut2023
🪪Bio
Bats/ThrowsL/L
Height6' 2"
Weight205 lbs
BirthplaceAustin, TX
MLB Debut2023
CollegeTexas Tech
📊Season Stats (2026)
ERA2.77
W-L6-3
IP61.2
K95
WHIP1.04
SV12
Full Stat Line
G63
GS5
QS0
HLD9
H41
ER19
HR5
BB23
K/913.86
WAR2.22
🤚Career Splits by Handedness
vs Left-Handed Batters
AVG.123
OBP.227
SLG.169
OPS.396
vs Right-Handed Batters
AVG.189
OBP.238
SLG.311
OPS.550
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
|
3.38 | 5.1 | 11 | 1 | .158 |
vs. STL
|
3.60 | 5.0 | 3 | 1 | .176 |
vs. MIL
|
0.00 | 4.0 | 7 | 2 | .077 |
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. CLE
|
0.00 | 2.0 | 3 | 1 | .000 |
vs. DET
|
0.00 | 2.0 | 4 | 0 | .222 |
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 | 2.87 | 59.2 | 92 | 23 | .183 |
| PNC Park | 2.48 | 29.0 | 45 | 6 | .207 |
| Busch Stadium II | 6.00 | 3.0 | 2 | 0 | .273 |
| 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 |
| AT&T Park | 0.00 | 1.2 | 1 | 0 | .000 |
| Rogers Centre | 0.00 | 1.2 | 2 | 0 | .000 |
| Wrigley Field | 0.00 | 1.2 | 4 | 1 | .167 |
| 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 | 0.00 | 3.0 | 3 | 1 | .100 |
| Last 15 Days | 0.00 | 7.0 | 7 | 2 | .130 |
| Last 30 Days | 0.00 | 12.2 | 17 | 2 | .140 |
| 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 | 0.00 | 4.0 | 3 | 1 | .214 |
🎯Pitch Arsenal (2026)
| Type | Pitches | Usage% | Zone% | Chase% | Whiff% | BA | wOBA | xwOBA |
|---|---|---|---|---|---|---|---|---|
| 4-Seam Fastball | 532 | 50.7% | 37.0% | 26.8% | 29.5% | .212 | .235 | .195 |
| Sinker | 194 | 18.5% | 59.8% | 23.4% | 34.0% | .129 | .232 | .299 |
| Curveball | 159 | 15.1% | 30.2% | 43.9% | 28.1% | .244 | .225 | .198 |
| Slider | 146 | 13.9% | 24.7% | 55.0% | 38.3% | .036 | .074 | .189 |
| Changeup | 19 | 1.8% | 42.1% | 37.5% | 12.5% | .200 | .225 | .210 |
🌀Pitch Movement (2026)
| Type | # | Velo | Spin | IVB | H-Break | Ext |
|---|---|---|---|---|---|---|
| 4-Seam Fastball | 261 | 98.7 | 2,225 | +17.4" | -0.4" | 7.0 |
| Sinker | 179 | 98.9 | 2,208 | +13.9" | -1.0" | 7.0 |
| Slider | 74 | 90.0 | 2,656 | +1.0" | +0.2" | 6.9 |
| Curveball | 70 | 86.6 | 2,710 | -6.4" | +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 | ERA | PC | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| W | Thursday, September 10, 2026 |
CHW
|
2-0 | 1.0 | 1 | 0 | 0 | 1 | 2.77 | 14 | S |
| W | Wednesday, September 9, 2026 |
CHW
|
4-2 | 1.0 | 0 | 0 | 0 | 2 | 2.82 | 17 | S |
| W | Sunday, September 6, 2026 |
LAA
|
0-1 | 1.0 | 0 | 0 | 1 | 1 | 2.87 | 16 | S |
| W | Friday, September 4, 2026 |
LAA
|
0-1 | 1.0 | 1 | 0 | 0 | 1 | 2.91 | 21 | S |
| W | Thursday, September 3, 2026 |
SF
|
2-5 | 1.0 | 0 | 0 | 0 | 1 | 2.97 | 11 | S |
| W | Tuesday, September 1, 2026 |
SF
|
12-13 | 1.0 | 2 | 0 | 0 | 0 | 3.02 | 15 | W |
| W | Sunday, August 30, 2026 |
STL
|
5-4 | 1.0 | 0 | 0 | 0 | 0 | 3.07 | 11 | S |
| W | Saturday, August 29, 2026 |
STL
|
6-2 | 1.0 | 0 | 0 | 0 | 2 | 3.13 | 14 | — |
| W | Tuesday, August 25, 2026 |
SD
|
1-0 | 1.0 | 0 | 0 | 1 | 2 | 3.19 | 24 | S |
| W | Monday, August 24, 2026 |
SD
|
3-2 | 1.1 | 1 | 0 | 0 | 1 | 3.25 | 12 | — |
👥Team — Pittsburgh Pirates
| Player | Pos | Key Stat |
|---|---|---|
| Spencer Horwitz | 1B | .246 AVG |
| Brandon Lowe | 2B | .257 AVG |
| Ronny Simon | 2B | .281 AVG |
| Nick Gonzales | 3B | .305 AVG |
| Nick Yorke | 3B | .212 AVG |
| Christian Bethancourt | C | — |
| Henry Davis | C | .169 AVG |
| Rafael Flores Jr. | C | 0.00 ERA |
| Endy Rodriguez | C | .267 AVG |
| Shawn Ross | C | .200 AVG |
| Billy Cook | CF | .180 AVG |
| Oneil Cruz | CF | .276 AVG |
| Jake Mangum | CF | .284 AVG |
| Marcell Ozuna | DH | .203 AVG |
| Tyler Callihan | LF | 0.00 ERA |
| Bryan Reynolds | LF | .264 AVG |
| Jhostynxon Garcia | RF | .167 AVG |
| Ryan O'Hearn | RF | .270 AVG |
| Esmerlyn Valdez | RF | .235 AVG |
| Lake Bachar | RP | 3.52 ERA |
| Hunter Barco | RP | 7.64 ERA |
| Wilber Dotel | RP | 4.41 ERA |
| Camilo Doval | RP | 4.20 ERA |
| Brandon Eisert | RP | 5.63 ERA |
| Isaac Mattson | RP | 5.35 ERA |
| Carmen Mlodzinski | RP | 3.87 ERA |
| Yohan Ramirez | RP | 3.12 ERA |
| Evan Sisk | RP | 3.16 ERA |
| Gregory Soto | RP | 3.08 ERA |
| Luke Weaver | RP | 2.60 ERA |
| Kirby Yates | RP | 3.40 ERA |
| Braxton Ashcraft | SP | 3.65 ERA |
| Bubba Chandler | SP | 4.25 ERA |
| Khristian Curtis | SP | 1.64 ERA |
| Khristian Curtis | SP | 0.00 ERA |
| Thomas Harrington | SP | 15.58 ERA |
| Jared Jones | SP | 4.10 ERA |
| Mitch Keller | SP | 5.29 ERA |
| Antwone Kelly | SP | 5.40 ERA |
| Noah Murdock | SP | 0.00 ERA |
| Paul Skenes | SP | 3.83 ERA |
| Jack Brannigan | SS | .000 AVG |
| Jacob Gonzalez | SS | .223 AVG |
| Konnor Griffin | SS | .262 AVG |
| Jared Triolo | SS | 0.00 ERA |
See the Full Analysis
Key Suspects, player props, DFS rankings, and matchup intelligence for Mason Montgomery and every MLB game — available in the BlowOutAlert workspace.