Justin Slaten #63
Boston Red Sox
- P
- B/T: R/R
- 6' 4"/222
- Age: 28
- Justin Michael Slaten
- Status: Active
- Born: 9/15/1997 in Longview, TX
- Draft: 2019, Texas Rangers, Round: 3, Overall Pick: 86
- College: New Mexico
- MLB Debut: 3/30/2024
2026 Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 2 | 0-0 | 0.00 | 2.0 | 4 | 1.50 |
2026 Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 17 | 0-3 | 6.14 | 14.2 | 19 | 1.57 |
MiLB Career Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 103 | 11-19 | 5.22 | 215.1 | 294 | 1.49 |
MLB Career Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 97 | 8-9 | 3.81 | 104.0 | 102 | 1.12 |
| Year | W | L | ERA | G | GS | SV | IP | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|
| 2026 MiLB Stats | 0 | 0 | 0.00 | 2 | 2 | 0 | 2.0 | 4 | 1.50 |
| 2026 MLB Stats | 0 | 3 | 6.14 | 17 | 0 | 0 | 14.2 | 19 | 1.57 |
| MiLB Career Stats | 11 | 19 | 5.22 | 103 | 37 | 2 | 215.1 | 294 | 1.49 |
| MLB Career Stats | 8 | 9 | 3.81 | 97 | 0 | 5 | 104.0 | 102 | 1.12 |
- Next BOS Game: 6-21 @ SEA
Splits
| Duration | W | L | ERA | G | GS | SV | IP | H | ER | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Last 7 Games | 0 | 1 | 9.00 | 7 | 0 | 0 | 6.0 | 10 | 6 | 2 | 7 | 2.00 |
| Last 15 Games | 0 | 2 | 6.75 | 15 | 0 | 0 | 13.1 | 17 | 10 | 3 | 16 | 1.50 |
| Last 30 Games | 0 | 3 | 6.14 | 17 | 0 | 0 | 14.2 | 18 | 10 | 5 | 19 | 1.57 |
| Last 3 Games | W | L | SV | IP | H | ER | BB | SO |
|---|---|---|---|---|---|---|---|---|
| 6/19 @ SEA | 0 | 0 | 0 | 0.1 | 0 | 0 | 0 | 1 |
| 6/18 vs TOR | 0 | 0 | 0 | 1.0 | 2 | 0 | 0 | 1 |
| 6/13 vs TEX | 0 | 0 | 0 | 1.0 | 1 | 0 | 0 | 1 |
2026 :
RP
(17)
More Justin Slaten
(10) Spokane Indians in 2025 MLB Postseason
Justin Slaten strikes out the side in an inning
These prospects rebounded in a big way in 2023
Latest Transactions
| Team | Date | Transaction |
|---|---|---|
|
May 9, 2026 | Boston Red Sox activated RHP Justin Slaten from the 15-day injured list. |
|
May 6, 2026 | Boston Red Sox sent RHP Justin Slaten on a rehab assignment to Worcester Red Sox. |
|
|
May 6, 2026 | Boston Red Sox sent RHP Justin Slaten on a rehab assignment to Worcester Red Sox. |
|
May 3, 2026 | Boston Red Sox sent RHP Justin Slaten on a rehab assignment to Portland Sea Dogs. |
|
|
August 28, 2025 | Boston Red Sox activated RHP Justin Slaten from the 60-day injured list. |
|
|
August 19, 2025 | Boston Red Sox sent RHP Justin Slaten on a rehab assignment to Worcester Red Sox. |
|
|
August 19, 2025 | Boston Red Sox sent RHP Justin Slaten on a rehab assignment to Worcester Red Sox. |
|
|
June 28, 2025 | Boston Red Sox transferred RHP Justin Slaten from the 15-day injured list to the 60-day injured list. |
|
|
June 1, 2025 | Boston Red Sox placed RHP Justin Slaten on the 15-day injured list retroactive to May 29, 2025. Right shoulder inflammation. |
|
|
April 16, 2025 | RHP Justin Slaten changed number to 63. |
|
|
April 15, 2025 | RHP Justin Slaten changed number to 42. |
|
|
August 26, 2024 | Boston Red Sox activated RHP Justin Slaten from the 15-day injured list. |
|
|
August 23, 2024 | Boston Red Sox sent RHP Justin Slaten on a rehab assignment to Portland Sea Dogs. |
|
|
July 12, 2024 | Boston Red Sox placed RHP Justin Slaten on the 15-day injured list retroactive to July 9, 2024. Right elbow inflammation. |
|
|
December 6, 2023 | New York Mets traded RHP Justin Slaten to Boston Red Sox for LHP Ryan Ammons. |
|
December 6, 2023 | New York Mets drafted RHP Justin Slaten. |
|
September 22, 2023 | Surprise Saguaros activated RHP Justin Slaten. |
|
September 12, 2023 | RHP Justin Slaten assigned to Round Rock Express from Frisco RoughRiders. |
|
June 2, 2023 | Frisco RoughRiders activated RHP Justin Slaten from the 7-day injured list. |
|
|
May 2, 2023 | Frisco RoughRiders placed RHP Justin Slaten on the 7-day injured list. |
|
|
October 5, 2022 | Frisco RoughRiders activated RHP Justin Slaten from the 7-day injured list. |
|
|
July 12, 2022 | Frisco RoughRiders activated RHP Justin Slaten. |
|
|
July 12, 2022 | Frisco RoughRiders placed RHP Justin Slaten on the 7-day injured list. |
|
July 8, 2022 | Frisco RoughRiders sent RHP Justin Slaten on a rehab assignment to ACL Rangers. |
|
|
June 23, 2022 | Frisco RoughRiders placed RHP Justin Slaten on the 7-day injured list. |
|
|
March 31, 2022 | RHP Justin Slaten assigned to Frisco RoughRiders from Hickory Crawdads. |
|
October 8, 2021 | Hickory Crawdads activated RHP Justin Slaten. |
|
|
September 15, 2021 | Hickory Crawdads transferred RHP Justin Slaten to the Development List. |
|
|
May 4, 2021 | RHP Justin Slaten assigned to Hickory Crawdads from Rangers Organization. |
|
February 12, 2021 | RHP Justin Slaten assigned to Rangers Organization. |
|
|
February 12, 2021 | RHP Justin Slaten assigned to Rangers Organization. |
|
June 24, 2019 | RHP Justin Slaten assigned to Spokane Indians. |
|
|
June 24, 2019 | RHP Justin Slaten assigned to Spokane Indians from AZL Rangers. |
|
|
June 17, 2019 | RHP Justin Slaten assigned to AZL Rangers. |
|
|
June 17, 2019 | RHP Justin Slaten assigned to AZL Rangers. |
|
June 12, 2019 | Texas Rangers signed RHP Justin Slaten. |
+ Show More Transactions
Awards
SAL Pitcher of the Week
| Week | ||
|---|---|---|
| 07/11/2021 | Hickory Crawdads | A+ E |
Red Sox Fireman's Award
| Year | ||
|---|---|---|
| 2024 | Boston Red Sox | AL |