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| Player Report for #18 Stu O'Neill | | Wednesday, December 31st, 2025 |  | | Name: | Stu O'Neill | Contract: | None | | Nickname: | | Salary: | | | Birthday: | 09-25-2004 | Signed Through: | | | Age: | 21 | Years of Major League Service: | None, None | | Born in: | Bothell (Washington) | Major League Service Days this Year: | None | | Nationality: | American | | | | Height: | 5' 11" | Years on 40-Man Roster: | None, None | | Weight: | 190 lbs | Years of Pro Service: | 2 Years | | | | Arbitration Eligibility: | Not yet eligible | | Position: | MR | Minor League Option Years: | 3 option years left | | Bats: | Right | | | | Throws: | Right | Contract Extension | - | | Status: | Completely Rested | Drafted | - | | Morale: | Normal | Local Popularity (National) | Unknown (Unknown) |
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| Pitching Ratings (SISA) | | Pitching | Stuff | Movement | Control | Velocity | | | Overall | 2 | 1 | 6 | 85-87 Mph | | | Versus LHP | 2 | 1 | 6 | | | | Versus RHP | 2 | 1 | 6 | | | | Talent | 2 | 2 | 8 | | |
| Pitching Ratings | | | Pitches: | Fastball, Changeup, Cutter, Splitter | | Endurance: | 8 | | | | | Groundball Pct.: | 63 | | | | | Holding Runners: | 1 | | | |
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| Batting Ratings (SISA) | | Batting | Contact | Gap | Power | Discipline/Eye | Avoid K's | | | Overall | 4 | 5 | 2 | 2 | 1 | | | Versus LHP | 4 | 5 | 2 | 2 | 1 | | | Versus RHP | 4 | 5 | 2 | 2 | 1 | | | Talent | 6 | 9 | 3 | 4 | 5 | |
| Running & Bunting Ratings | | | Fielding Ratings | | Running Speed: | 5 | | Pitcher 20 | | Stealing Ability: | 9 | | | | Baserunning Instincts: | 5 | | | | Sacrifice Bunt: | 3 | | | | Bunt for Hit: | 1 | | | | Hitter Type: | Normal | | | | | | | | | | | | | | | | | |
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| MLB Rookie League 2025 Pitching Stats | | Pitching | G | GS | W | L | SV | ERA | IP | HA | R | ER | HR | BB | K | CG | CG% | SHO | QS | QS% | | Overall | 6 | 0 | 0 | 0 | 0 | 12.79 | 6.1 | 13 | 9 | 9 | 1 | 4 | 3 | 0 | 0.0 | 0 | 0 | 0.0 | | Pitching | SVO | BS | SV% | RA | GF | R/9 | H/9 | K/9 | BB/9 | ERC | WHIP | VORP | BABIP | | | | | | | Overall | 1 | 1 | 0.0 | 6 | 1 | 24.16 | 18.47 | 4.26 | 5.68 | 12.46 | 2.68 | -4.9 | .462 | | | | | | | Pitching | AB | H | 2B | 3B | HR | R | BB | K | SF | SH | HP | AVG | OBP | SLG | OPS | | | | | vs. LHB | 10 | 7 | 2 | 0 | 0 | 2 | 4 | 1 | 0 | 0 | 0 | .700 | .786 | .900 | 1.686 | | | | | vs. RHB | 20 | 6 | 1 | 0 | 1 | 7 | 0 | 2 | 1 | 0 | 0 | .300 | .286 | .500 | .786 | | | |
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| MLB Rookie League 2025 Pitching Splits | | Split | G | GS | W | L | SV | ERA | IP | HA | R | ER | HR | BB | K | | | April | 4 | 0 | 0 | 0 | 0 | 20.26 | 2.2 | 7 | 6 | 6 | 1 | 4 | 2 | | | May | 2 | 0 | 0 | 0 | 0 | 7.36 | 3.2 | 6 | 3 | 3 | 0 | 0 | 1 | | | Last Year | 8 | 0 | 0 | 0 | 0 | 2.40 | 15.0 | 17 | 6 | 4 | 0 | 5 | 7 | | | 2 Years Ago | 13 | 0 | 0 | 2 | 0 | 6.14 | 14.2 | 22 | 10 | 10 | 1 | 3 | 11 | | | Career | 27 | 0 | 0 | 2 | 0 | 5.75 | 36.0 | 52 | 25 | 23 | 2 | 12 | 21 | | | Home | 3 | 0 | 0 | 0 | 0 | 9.64 | 4.2 | 9 | 5 | 5 | 0 | 0 | 1 | | | Road | 3 | 0 | 0 | 0 | 0 | 21.61 | 1.2 | 4 | 4 | 4 | 1 | 4 | 2 | | | Grass | 6 | 0 | 0 | 0 | 0 | 12.79 | 6.1 | 13 | 9 | 9 | 1 | 4 | 3 | | | Day | 4 | 0 | 0 | 0 | 0 | 11.57 | 4.2 | 8 | 6 | 6 | 1 | 0 | 2 | | | Night | 2 | 0 | 0 | 0 | 0 | 16.21 | 1.2 | 5 | 3 | 3 | 0 | 4 | 1 | |
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| Career Pitching Stats | | Year/Team/League | Age | G | GS | W | L | SV | ERA | IP | HA | R | ER | HR | BB | K | CG | SHO | WHIP | BABIP | VORP |
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| Career Minor League Pitching Stats | |
| Career Fielding Stats | | Year/Team/League | POS | G | GS | PO | A | DP | TC | E | PCT | INN | RANGE | PB | RSTA | RTO | RTO% | | 2025 Epping - R | P | 6 | 0 | 0 | 1 | 0 | 1 | 0 | 1.000 | 6.1 | 1.42 | | | | | | | | | | | | | | | | | | | | |
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| Player History | | 01-01-2023 | SISA scouting updated ratings (potential): Stuff: 9 (9); Movement: 4 (7); Control: 3 (9). | | 04-01-2023 | Signed a 1-year minor league contract with the Kansas City Royals organization. | | 07-06-2023 | Released by the Kansas City organization. | | 01-01-2024 | SISA scouting updated ratings (potential): Stuff: 6 (6); Movement: 4 (6); Control: 2 (4). | | 04-01-2024 | Signed a 1-year minor league contract with the Pittsburgh Pirates organization. | | 07-08-2024 | Released by the Pittsburgh organization. | | 01-01-2025 | SISA scouting updated ratings (potential): Stuff: 5 (5); Movement: 2 (4); Control: 1 (3). | | 04-01-2025 | Signed a 1-year minor league contract with the Boston Red Sox organization. | | 05-23-2025 | Injured (torn rotator cuff muscle), out for 2-3 months. | | 07-08-2025 | Released by the Boston organization. |
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