| 4/1/17 |
2B Jose G. Rodriguez assigned to Colorado Rockies. |
| 4/1/17 |
C Javier Guevara assigned to Colorado Rockies. |
| 4/1/17 |
1B Luis Castro assigned to Colorado Rockies. |
| 4/1/17 |
RF Ramon Marcelino assigned to Colorado Rockies. |
| 4/1/17 |
2B Antony Brito assigned to Colorado Rockies. |
| 4/1/17 |
2B Jonathan Piron assigned to Colorado Rockies. |
| 4/2/17 |
Colorado Rockies placed LHP Chris Rusin on the 10-day disabled list retroactive to March 30, 2017. Right oblique strain. |
| 4/2/17 |
Colorado Rockies placed 1B Ian Desmond on the 10-day disabled list retroactive to March 30, 2017. Fractured left hand. |
| 4/2/17 |
Colorado Rockies placed RHP Chad Qualls on the 10-day disabled list retroactive to March 30, 2017. Right forearm tightness. |
| 4/2/17 |
Colorado Rockies placed RHP Jairo Diaz on the 10-day disabled list retroactive to March 30, 2017. Arm surgery. |
| 4/2/17 |
Colorado Rockies placed LF David Dahl on the 10-day disabled list retroactive to March 30, 2017. Stress reaction in rib. |
| 4/2/17 |
Colorado Rockies placed C Tom Murphy on the 10-day disabled list retroactive to March 30, 2017. Fractured right forearm. |
| 4/2/17 |
Colorado Rockies designated RHP Miguel Castro for assignment. |
| 4/2/17 |
Colorado Rockies signed free agent C Ryan Hanigan to a minor league contract. |
| 4/2/17 |
Colorado Rockies selected the contract of Stephen Cardullo from Albuquerque Isotopes. |
| 4/2/17 |
Colorado Rockies selected the contract of LHP Kyle Freeland from Albuquerque Isotopes. |
| 4/5/17 |
Colorado Rockies released RHP Jason Motte. |
| 4/5/17 |
Colorado Rockies signed free agent RHP Eliecer Guevara to a minor league contract. |
| 4/6/17 |
Colorado Rockies sent LHP Chris Rusin on a rehab assignment to Albuquerque Isotopes. |
| 4/7/17 |
Colorado Rockies traded RHP Miguel Castro to Baltimore Orioles for Player To Be Named Later. |
| 4/7/17 |
Colorado Rockies signed free agent LHP Steve Ascher to a minor league contract. |
| 4/9/17 |
Colorado Rockies activated LHP Chris Rusin from the 10-day disabled list. |
| 4/9/17 |
Colorado Rockies optioned RHP German Marquez to Albuquerque Isotopes. |
| 4/10/17 |
Colorado Rockies sent RHP Jairo Diaz on a rehab assignment to Lancaster JetHawks. |
| 4/10/17 |
Colorado Rockies signed free agent SS Ryan Metzler to a minor league contract. |
| 4/11/17 |
Colorado Rockies sent RHP Chad Qualls on a rehab assignment to Albuquerque Isotopes. |
| 4/13/17 |
Colorado Rockies sent RHP Jairo Diaz on a rehab assignment to Albuquerque Isotopes. |
| 4/13/17 |
Colorado Rockies signed free agent OF Ben Johnson to a minor league contract. |
| 4/14/17 |
Colorado Rockies placed RHP Jon Gray on the 10-day disabled list. Left foot navicular stress fracture. |
| 4/14/17 |
Colorado Rockies placed LF Gerardo Parra on the paternity list. |
| 4/14/17 |
Colorado Rockies recalled Raimel Tapia from Albuquerque Isotopes. |
| 4/14/17 |
Colorado Rockies recalled Shane Carle from Albuquerque Isotopes. |
| 4/17/17 |
Colorado Rockies activated LF Gerardo Parra from the paternity list. |
| 4/17/17 |
Colorado Rockies optioned RHP Shane Carle to Albuquerque Isotopes. |
| 4/18/17 |
Colorado Rockies optioned CF Raimel Tapia to Albuquerque Isotopes. |
| 4/18/17 |
Colorado Rockies recalled Pat Valaika from Albuquerque Isotopes. |
| 4/25/17 |
Colorado Rockies optioned 1B Stephen Cardullo to Albuquerque Isotopes. |
| 4/25/17 |
Colorado Rockies signed free agent RHP Anderson Bido to a minor league contract. |
| 4/25/17 |
Colorado Rockies recalled RHP German Marquez from Albuquerque Isotopes. |
| 4/26/17 |
Colorado Rockies activated RHP Chad Qualls from the 10-day disabled list. |
| 4/26/17 |
Colorado Rockies placed LHP Mike Dunn on the 10-day disabled list retroactive to April 23, 2017. Back spasms. |
| 4/29/17 |
Jairo Diaz roster status changed by Colorado Rockies. |
| 4/29/17 |
Colorado Rockies optioned RHP Jairo Diaz to Albuquerque Isotopes. |
| 4/30/17 |
Colorado Rockies activated 1B Ian Desmond from the 10-day disabled list. |
| 4/30/17 |
Colorado Rockies designated SS Cristhian Adames for assignment. |
