| Year | W | L | Sv | Hold | IP | H | BB | SO | ER | ERA | WHIP | Rate |
| 2026 proj | 1 | 1 | 0 | 0 | 22.0 | 19 | 7 | 21 | 9 | 3.68 | 1.182 | 5.5 |
| 2025 | 0 | 1 | 0 | 0 | 1.7 | 3 | 1 | 1 | 3 | 16.20 | 2.400 | -3.8 |
| Date | News |
| 9/02/25 | Rangers promote top pitching prospect to Triple-A Round Rock. Right-hander Jose Corniell, the Texas Rangers' Minor League Pitcher of the Year in 2023, has been promoted to Triple-A Round Rock as his return from elbow ligament surgery accelerates. After a breakout season in 2023 in which he posted a 2.92 ERA and 119 strikeouts in 101 ? innings, Corniell missed all of 2024 with elbow problems that eventually led to ligament repair surgery. Source: https://www.dallasnews.com/sports/rangers/2025/09/... |
| 8/12/25 | Rangers prospect roundup: A new pitcher sits atop Texas' minor league system. The Texas Rangers have a new top pitching prospect. Right-handed pitcher Jose Corniell is the top-ranked pitcher and third-ranked prospect overall in MLB Pipeline's updated organizational ranking. Shortstop Sebastian Walcott remains the club's top overall prospect while shortstop Gavin Fien, the team's first-round pick in July's MLB Draft, is ranked directly behind him. The Rangers acquired Corniell from the Seattle Mariners five years ago in exchange for relief pitcher Rafael Montero. Source: https://www.dallasnews.com/sports/rangers/2025/08/... |