Colorado Rockies News: Rockies reliever Seth Halvorsen to start the season in Triple-A
The Rockies also made additional roster announcements.
SCOTTSDALE, ARIZONA - MARCH 12: Seth Halvorsen #54 of the Colorado Rockies pitches during the sixth inning of the Spring Training game against the Arizona Diamondbacks at Salt River Fields at Talking Stick on March 12, 2026 in Scottsdale, Arizona. (Photo by John E. Moore III/Getty Images) | Getty Images Much of the Colorado Rockies 2026 roster came into focus over the weekend in terms of position players and the starting rotation .
This morning, they began crafting the bullpen into its final form. Kevin Henry reported that reliever Seth Halvorsen will start the season in Triple-A Albuquerque. Official word from #Rockies manager Warren Schaeffer … Reliever Seth Halvorsen sent to Triple-A Tyler Freeman will start the year on the IL (lower back inflammation).
Troy Johnston has made the team. More to come for @DenverGazette — Kevin Henry (@kgh23) March 24, 2026 According to Henry , manager Warren Schaeffer added this: “Coming off injury, high walk rate in spring. He needs to go down there and get right because we know what kind of pitcher he can be for us in leverage situations.
” Currently, Halvorsen has a 21. 60 ERA in 5. 0 innings pitched, allowing eight hits that resulted in 12 runs.