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Miles Mastrobuoni
3B · 
Seattle Mariners · #21
Bats/ThrowsL/R
Height5' 9"
Weight185 lbs
BirthplaceSan Ramon, CA
MLB Debut2021
Draft2016: Rd 14, Pk 420 (TB)
🪪Bio
Bats/ThrowsL/R
Height5' 9"
Weight185 lbs
BirthplaceSan Ramon, CA
MLB Debut2021
CollegeNevada
Draft2016: Rd 14, Pk 420 (TB)
📊Season Stats (2026)
AVG.192
OPS.434
HR0
RBI1
SB0
H5
Full Stat Line
G13
AB26
R3
2B0
3B0
TB5
BB2
SO10
OBP.241
SLG.192
WAR-0.14
🤚Career Splits by Handedness
vs Right-Handed Pitchers
AVG.160
OBP.214
SLG.160
OPS.374
Career totals from real plate-appearance data.
⚔️This Season vs. Each Opponent
🏟️This Season at Each Ballpark
| Ballpark | AB | AVG | OBP | SLG | OPS |
|---|---|---|---|---|---|
| Nationals Park | 9 | .111 | .182 | .111 | .293 |
| Camden Yards | 7 | .286 | .286 | .286 | .571 |
| Safeco Field | 7 | .286 | .375 | .286 | .661 |
| Tropicana Field | 3 | .000 | .000 | .000 | .000 |
📅By Month & Recent Form
| Split | AB | AVG | OBP | SLG | OPS |
|---|---|---|---|---|---|
| Last 7 Days | 1 | .000 | .000 | .000 | .000 |
| Last 15 Days | 1 | .000 | .000 | .000 | .000 |
| Last 30 Days | 1 | .000 | .000 | .000 | .000 |
| June | 23 | .217 | .269 | .217 | .487 |
| July | 3 | .000 | .000 | .000 | .000 |
🎯Vs. Pitch Type (2026)
| Type | Pitches | Usage% | BA | SLG | wOBA | Whiff% | Chase% |
|---|---|---|---|---|---|---|---|
| 4-Seam Fastball | 51 | 47.7% | .250 | .250 | .225 | 9.1% | 27.3% |
| Slider | 15 | 14.0% | .000 | .000 | .000 | 20.0% | 60.0% |
📋Recent Game Log
| Date | Opp | Score | AB | H | 2B | 3B | HR | RBI | BB | K | SB | AVG | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| W | Sunday, July 12, 2026 |
TB
|
8-2 | 0 | 0 | — | — | 0 | 0 | 0 | 0 | — | .192 |
| L | Saturday, July 11, 2026 |
TB
|
1-6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .192 |
| L | Friday, July 10, 2026 |
TB
|
2-7 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .200 |
| L | Tuesday, July 7, 2026 |
MIA
|
5-6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .217 |
| W | Saturday, July 4, 2026 |
TOR
|
0-11 | 0 | 0 | — | — | 0 | 0 | 0 | 0 | — | .217 |
| W | Thursday, June 18, 2026 |
BAL
|
0-3 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | .217 |
| L | Wednesday, June 17, 2026 |
BAL
|
5-3 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | .200 |
| W | Tuesday, June 16, 2026 |
BAL
|
1-3 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | .176 |
| L | Sunday, June 14, 2026 |
WSH
|
1-10 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | .188 |
| L | Saturday, June 13, 2026 |
WSH
|
3-8 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | .231 |
👥Team — Seattle Mariners
| Player | Pos | Key Stat |
|---|---|---|
| Josh Naylor | 1B | .265 AVG |
| Cole Young | 2B | .248 AVG |
| Brendan Donovan | 3B | .277 AVG |
| Leo Rivas | 3B | 63.00 ERA |
| Weston Wilson | 3B | 18.90 ERA |
| Patrick Wisdom | 3B | .106 AVG |
| Mitch Garver | C | .175 AVG |
| Jhonny Pereda | C | 54.00 ERA |
| Cal Raleigh | C | .183 AVG |
| Stuart Fairchild | CF | .158 AVG |
| Julio Rodriguez | CF | .239 AVG |
| Dominic Canzone | DH | .254 AVG |
| Taylor Ward | DH | .225 AVG |
| Connor Joe | First Baseman | .179 AVG |
| Randy Arozarena | LF | .272 AVG |
| Matt Brash | Relief Pitcher | 0.54 ERA |
| Lazaro Montes | RF | .227 AVG |
| Luke Raley | RF | .225 AVG |
| Victor Robles | RF | 27.00 ERA |
| Eduard Bazardo | RP | 3.90 ERA |
| Cooper Criswell | RP | 3.44 ERA |
| Nick Davila | RP | 4.94 ERA |
| Jhonathan Diaz | RP | 6.75 ERA |
| Seranthony Dominguez | RP | 4.17 ERA |
| Jose Ferrer | RP | 3.77 ERA |
| Hoby Milner | RP | 4.03 ERA |
| Andres Munoz | RP | 3.98 ERA |
| Michael Rucker | RP | 6.69 ERA |
| Josh Simpson | RP | 9.82 ERA |
| Gabe Speier | RP | 2.61 ERA |
| Troy Taylor | RP | 12.15 ERA |
| Carlos Vargas | RP | 3.38 ERA |
| Cole Wilcox | RP | 4.00 ERA |
| Kade Anderson | SP | 4.29 ERA |
| Logan Gilbert | SP | 3.72 ERA |
| Emerson Hancock | SP | 3.57 ERA |
| George Kirby | SP | 4.18 ERA |
| Bryce Miller | SP | 4.22 ERA |
| Bryan Woo | SP | 4.03 ERA |
| Michael Arroyo | SS | .000 AVG |
| J.P. Crawford | SS | .219 AVG |
| Colt Emerson | SS | .190 AVG |
| Brock Rodden | SS | .226 AVG |
See the Full Analysis
Key Suspects, player props, DFS rankings, and matchup intelligence for Miles Mastrobuoni and every MLB game — available in the BlowOutAlert workspace.