Rockies Roster & Staff
Transactions
| Date | Transaction |
| 06/30/15 | RHP John Axford roster status changed by Colorado Rockies. |
| 06/30/15 | Colorado Rockies recalled LHP Yohan Flande from Albuquerque Isotopes. |
| 06/30/15 | Colorado Rockies recalled Justin Miller from Albuquerque Isotopes. |
| 06/30/15 | Colorado Rockies placed RHP Christian Bergman on the 15-day disabled list retroactive to June 29, 2015. Right shoulder inflammation. |
| 06/26/15 | Colorado Rockies optioned RHP Justin Miller to Albuquerque Isotopes. |
| 06/26/15 | Colorado Rockies activated RHP Rafael Betancourt from the 15-day disabled list. |
| 06/25/15 | Colorado Rockies signed RHP Peter Lambert. |
| 06/25/15 | RHP Trey Killian assigned to Colorado Rockies. |
| 06/24/15 | Colorado Rockies signed RHP David Hill. |
| 06/22/15 | RHP Trey Killian roster status changed by Colorado Rockies. |
| 06/21/15 | Colorado Rockies sent RHP Rafael Betancourt on a rehab assignment to Albuquerque Isotopes. |
| 06/19/15 | Colorado Rockies signed LHP Jonathan Wynkoop. |
| 06/19/15 | Colorado Rockies signed RHP Javier Medina. |
| 06/19/15 | Colorado Rockies signed C Stephen Wear. |
| 06/19/15 | Colorado Rockies signed C Steven Leonard. |
| 06/19/15 | Colorado Rockies signed LHP Michael Zimmerman. |
| 06/19/15 | Colorado Rockies optioned LHP Ken Roberts to Albuquerque Isotopes. |
| 06/18/15 | Brooks Brown roster status changed by Colorado Rockies. |
| 06/18/15 | Colorado Rockies signed SS Mylz Jones. |
| 06/18/15 | Colorado Rockies recalled RHP Christian Bergman from Albuquerque Isotopes. |
| 06/18/15 | Colorado Rockies signed OF Sam Hilliard. |
| 06/18/15 | Colorado Rockies signed OF Bobby Stahel. |
| 06/18/15 | Colorado Rockies signed 3B Christopher Keck. |
| 06/18/15 | Colorado Rockies signed OF Jensen Park. |
| 06/18/15 | Colorado Rockies signed RHP Dakota Behr. |
| 06/18/15 | Colorado Rockies signed RHP Parker French. |
| 06/18/15 | Colorado Rockies signed LHP Daniel Koger. |
| 06/18/15 | Colorado Rockies signed RHP James McMahon. |
| 06/18/15 | Colorado Rockies signed RHP Christian Talley. |
| 06/18/15 | Colorado Rockies signed RHP Sam Thoele. |
| 06/18/15 | Colorado Rockies signed RHP Mike Nikorak. |
| 06/18/15 | Colorado Rockies signed 3B Tyler Nevin. |
| 06/18/15 | Colorado Rockies signed OF Cole Anderson. |
| 06/17/15 | Colorado Rockies transferred RHP Jordan Lyles from the 15-day disabled list to the 60-day disabled list. Sprained left toe |
| 06/17/15 | Colorado Rockies placed LF Corey Dickerson on the 15-day disabled list. Plantar Fasciitis in Left Foot |
| 06/17/15 | Colorado Rockies selected the contract of Justin Miller from Albuquerque Isotopes. |
| 06/17/15 | Colorado Rockies signed RHP Logan Cozart. |
| 06/17/15 | Colorado Rockies signed RHP Drasen Johnson. |
| 06/17/15 | Colorado Rockies signed SS Brendan Rodgers. |
| 06/16/15 | Colorado Rockies signed SS Scott Burcham. |
| 06/16/15 | Colorado Rockies signed 1B Collin Ferguson. |
| 06/16/15 | Colorado Rockies signed RHP Colin Welmon. |
| 06/16/15 | Colorado Rockies signed free agent OF Jeremy Barfield to a minor league contract. |
| 06/16/15 | Colorado Rockies signed SS Tyler Follis. |
| 06/16/15 | Colorado Rockies signed RHP Justin Lawrence. |
| 06/16/15 | Colorado Rockies signed OF Eric Toole. |
| 06/16/15 | Colorado Rockies signed RHP Matt Meier. |
| 06/16/15 | Colorado Rockies signed 1B Brian Mundell. |
| 06/16/15 | Colorado Rockies signed RHP Ryan McCormick. |
| 06/15/15 | Colorado Rockies signed RHP Hayden Jones. |
| 06/15/15 | Colorado Rockies sent LHP Ken Roberts on a rehab assignment to Albuquerque Isotopes. |
| 06/11/15 | Colorado Rockies optioned RF Kyle Parker to Albuquerque Isotopes. |
| 06/11/15 | Colorado Rockies activated RHP LaTroy Hawkins from the 15-day disabled list. |
| 06/11/15 | Colorado Rockies activated LF Corey Dickerson from the 15-day disabled list. |
| 06/11/15 | Colorado Rockies optioned RHP Christian Bergman to Albuquerque Isotopes. |
| 06/09/15 | Colorado Rockies optioned RHP Eddie Butler to Albuquerque Isotopes. |
| 06/09/15 | Colorado Rockies recalled Kyle Parker from Albuquerque Isotopes. |
| 06/08/15 | Colorado Rockies placed RHP Rafael Betancourt on the 15-day disabled list retroactive to June 7, 2015. Vertigo symptoms |
| 06/08/15 | Colorado Rockies recalled RHP David Hale from Albuquerque Isotopes. |
| 06/06/15 | Colorado Rockies sent 3B Charlie Culberson outright to Albuquerque Isotopes. |
| 06/06/15 | 3B Charlie Culberson roster status changed by Colorado Rockies. |
| 06/05/15 | Colorado Rockies signed free agent RHP Alexander Martinez to a minor league contract. |
| 06/04/15 | Colorado Rockies sent RHP LaTroy Hawkins on a rehab assignment to Albuquerque Isotopes. |
| 06/03/15 | Colorado Rockies optioned RHP David Hale to Albuquerque Isotopes. |
| 06/02/15 | Colorado Rockies recalled David Hale from Albuquerque Isotopes. |
| 06/01/15 | Colorado Rockies signed free agent 2B Brock Bond to a minor league contract. |
| 06/01/15 | Colorado Rockies recalled Tommy Kahnle from Albuquerque Isotopes. |
| 06/01/15 | Colorado Rockies placed RHP Jordan Lyles on the 15-day disabled list. Sprained left toe |