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| Player Report for #33 Jairo Diaz | | Saturday, March 1st, 2031 |  | | Name: | Jairo Diaz | Contract: | Major League Contract | | Nickname: | | Salary: | $1,330,560 | | Birthday: | 03-26-2002 | Signed Through: | 2031 Season | | Age: | 28 | Years of Major League Service: | 5 Years, None | | Born in: | West Liberty (Kentucky) | Major League Service Days this Year: | None | | Nationality: | American | | | | Height: | 6' 0" | Years on 40-Man Roster: | 5 Years, None | | Weight: | 206 lbs | Years of Pro Service: | 8 Years | | | | Arbitration Eligibility: | Eligible, but possibly free agent after season! | | Position: | CL | Minor League Option Years: | 3 option years left | | Bats: | Right | | | | Throws: | Right | Contract Extension | - | | Status: | Completely Rested | Drafted | 2023, 16th Pick in Round 1 | | Morale: | Good | Local Popularity (National) | Very Popular (Fair) |
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| Pitching Ratings (SISA) | | Pitching | Stuff | Movement | Control | Velocity | | | Overall | 79 | 68 | 44 | 93-95 Mph | | | Versus LHP | 79 | 68 | 44 | | | | Versus RHP | 79 | 68 | 43 | | | | Talent | 76 | 68 | 50 | | |
| Pitching Ratings | | | Pitches: | Fastball, Changeup, Cutter, Splitter | | Endurance: | 20 | | | | | Groundball Pct.: | 58 | | | | | Holding Runners: | 101 | | | |
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| Batting Ratings (SISA) | | Batting | Contact | Gap | Power | Discipline/Eye | Avoid K's | | | Overall | 12 | 13 | 4 | 13 | 4 | | | Versus LHP | 12 | 15 | 5 | 14 | 4 | | | Versus RHP | 11 | 13 | 4 | 12 | 4 | | | Talent | 27 | 28 | 8 | 34 | 33 | |
| Running & Bunting Ratings | | | Fielding Ratings | | Running Speed: | 11 | | Pitcher 44 | | Stealing Ability: | 19 | | | | Baserunning Instincts: | 1 | | | | Sacrifice Bunt: | 77 | | | | Bunt for Hit: | 9 | | | | Hitter Type: | Normal | | | | | | | | | | | | | | | | | |
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| Game Log, Last 10 Games | | Date | Opponent | Result | Start | IP | H | R | ER | BB | K | Dec | | | | | | | |
| Career Minor League Pitching Stats | | Year/Team/League | Age | G | GS | W | L | SV | ERA | IP | HA | R | ER | HR | BB | K | CG | SHO | WHIP | BABIP | VORP | | 2023 Reno - A | 21 | 39 | 0 | 1 | 2 | 21 | 3.40 | 47.2 | 58 | 29 | 18 | 3 | 19 | 36 | 0 | 0 | 1.62 | .355 | 9.7 | | 2023 Anchorage - AA | 21 | 5 | 0 | 0 | 0 | 5 | 1.80 | 5.0 | 4 | 1 | 1 | 0 | 2 | 2 | 0 | 0 | 1.20 | .250 | 2.3 | | 2024 Anchorage - AA | 22 | 40 | 0 | 8 | 5 | 16 | 2.48 | 54.1 | 43 | 23 | 15 | 3 | 24 | 55 | 0 | 0 | 1.23 | .272 | 18.6 | | 2025 Henderson - AAA | 23 | 37 | 0 | 4 | 7 | 19 | 4.31 | 39.2 | 38 | 21 | 19 | 4 | 20 | 50 | 0 | 0 | 1.46 | .327 | 6.0 | | Total LBSQAAA | | 37 | 0 | 4 | 7 | 19 | 4.31 | 39.2 | 38 | 21 | 19 | 4 | 20 | 50 | 0 | 0 | 1.46 | .327 | 6.0 | | Total LBSQAA | | 45 | 0 | 8 | 5 | 21 | 2.43 | 59.1 | 47 | 24 | 16 | 3 | 26 | 57 | 0 | 0 | 1.23 | .270 | 20.9 | | Total LBSQA | | 39 | 0 | 1 | 2 | 21 | 3.40 | 47.2 | 58 | 29 | 18 | 3 | 19 | 36 | 0 | 0 | 1.62 | .355 | 9.7 |
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| Career Postseason Pitching Stats | | Year/Team/League | Age | G | GS | W | L | SV | ERA | IP | HA | R | ER | HR | BB | K | CG | SHO | WHIP | BABIP | VORP | | 2030 Boston - LBSQ | 28 | 3 | 0 | 0 | 1 | 2 | 2.45 | 3.2 | 4 | 1 | 1 | 0 | 2 | 2 | 0 | 0 | 1.64 | .308 | 0.0 | | Total LBSQ | | 3 | 0 | 0 | 1 | 2 | 2.45 | 3.2 | 4 | 1 | 1 | 0 | 2 | 2 | 0 | 0 | 1.64 | .308 | 0.0 |
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| Player History | | 03-01-2023 | Drafted in the 2023 first-year player draft (Round 1, Pick 16, 16th overall Pick) by the Boston Red Sox. | | 01-01-2024 | SISA scouting updated ratings (potential): Stuff: 59 (75); Movement: 52 (68); Control: 22 (67). | | 01-01-2025 | SISA scouting updated ratings (potential): Stuff: 78 (76); Movement: 70 (68); Control: 28 (67). | | 04-08-2025 | Injured (hyperextended elbow), out for 5-6 weeks. | | 06-04-2025 | Was selected to the 2025 LBSQ Triple A All-Star Game. | | 01-01-2026 | SISA scouting updated ratings (potential): Stuff: 78 (76); Movement: 70 (68); Control: 35 (67). | | 11-21-2026 | Received a 1-year contract worth a total of $276,451 through automatic renewal. | | 01-01-2027 | SISA scouting updated ratings (potential): Stuff: 78 (76); Movement: 70 (68); Control: 42 (67). | | 11-21-2027 | Received a 1-year contract worth a total of $276,451 through automatic renewal. | | 01-01-2028 | SISA scouting updated ratings (potential): Stuff: 78 (76); Movement: 69 (68); Control: 42 (65). | | 03-16-2028 | Injured (tender shoulder), out for 1-2 weeks. | | 07-26-2028 | Injured (strep throat), day-to-day for one week. | | 11-18-2028 | Received a 1-year contract worth a total of $1,779,200 through arbitration. | | 01-01-2029 | SISA scouting updated ratings (potential): Stuff: 76 (76); Movement: 70 (68); Control: 43 (61). | | 11-18-2029 | Received a 1-year contract worth a total of $1,663,200 through arbitration. | | 01-01-2030 | SISA scouting updated ratings (potential): Stuff: 78 (76); Movement: 69 (68); Control: 44 (56). | | 11-18-2030 | Received a 1-year contract worth a total of $1,330,560 through arbitration. | | 01-01-2031 | SISA scouting updated ratings (potential): Stuff: 77 (76); Movement: 68 (68); Control: 44 (51). |
| Leader Boards Appearances | | | | Year | SV | Rank | | 2029 | 29 | 6 | | 2030 | 31 | 7 |
| | Year | RA | Rank | | 2026 | 67 | 10 | | 2028 | 70 | 6 |
| | Year | GF | Rank | | 2029 | 56 | 2 | | 2030 | 47 | 6 |
| | Year | SHO | Rank | | 2028 | 0 | 8 | | 2030 | 0 | 4 |
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