Rockies Roster & Staff
Transactions
| Date | Transaction |
| 04/29/21 | Colorado Rockies selected the contract of 1B Matt Adams from Rockies Alternate Training Site. |
| 04/29/21 | Colorado Rockies designated RHP Ashton Goudeau for assignment. |
| 04/29/21 | Colorado Rockies optioned RF Sam Hilliard to Rockies Alternate Training Site. |
| 04/29/21 | Colorado Rockies placed RHP Yency Almonte on the 10-day injured list. Right hand contusion. |
| 04/29/21 | Colorado Rockies recalled RHP Justin Lawrence from Rockies Alternate Training Site. |
| 04/27/21 | Colorado Rockies signed free agent LHP Zach Matson to a minor league contract. |
| 04/27/21 | Colorado Rockies signed free agent RHP Jared Biddy to a minor league contract. |
| 04/27/21 | Colorado Rockies signed free agent RHP Zachary Hammer to a minor league contract. |
| 04/27/21 | Colorado Rockies signed free agent RHP Alex Moore to a minor league contract. |
| 04/27/21 | Colorado Rockies signed free agent RHP Michael Baird to a minor league contract. |
| 04/20/21 | Colorado Rockies signed free agent RHP Noah Gotsis to a minor league contract. |
| 04/20/21 | Colorado Rockies signed free agent LHP Austin Kitchen to a minor league contract. |
| 04/19/21 | Colorado Rockies signed free agent RHP Rayan Gonzalez to a minor league contract. |
| 04/18/21 | Colorado Rockies placed SS Chris Owings on the 60-day injured list. Left thumb sprain. |
| 04/18/21 | Colorado Rockies optioned LHP Lucas Gilbreath to Rockies Alternate Training Site. |
| 04/18/21 | Colorado Rockies optioned RHP Ashton Goudeau to Rockies Alternate Training Site. |
| 04/18/21 | Colorado Rockies claimed RHP Ashton Goudeau off waivers from Los Angeles Dodgers. |
| 04/17/21 | Colorado Rockies signed free agent LHP Wilker Ruiz to a minor league contract. |
| 04/17/21 | Colorado Rockies recalled LHP Lucas Gilbreath from Rockies Alternate Training Site. |
| 04/15/21 | Colorado Rockies signed free agent LHP Chris Rusin to a minor league contract. |
| 04/14/21 | Cincinnati Reds claimed P Phillip Diehl off waivers from Colorado Rockies. |
| 04/12/21 | Colorado Rockies signed free agent P Ivan Nova. |
| 04/10/21 | Colorado Rockies selected the contract of SS Alan Trejo from Rockies Alternate Training Site. |
| 04/10/21 | Colorado Rockies selected the contract of SS Alan Trejo. |
| 04/10/21 | Colorado Rockies placed SS Chris Owings on the 10-day injured list. Left thumb sprain. |
| 04/10/21 | Colorado Rockies selected the contract of SS Alan Trejo. |
| 04/10/21 | Colorado Rockies designated P Phillip Diehl for assignment. |
| 04/10/21 | Colorado Rockies placed SS Chris Owings on the 10 day injured list. Left thumb sprain. |
| 04/05/21 | Colorado Rockies sent P Jairo Diaz outright to Rockies Alternate Training Site. |
| 04/01/21 | Colorado Rockies signed free agent P Jhoulys Chacin. |
| 04/01/21 | Colorado Rockies placed SS Brendan Rodgers on the 10 day disabled list. |
| 04/01/21 | Colorado Rockies signed free agent P Jhoulys Chacin. |
| 04/01/21 | Colorado Rockies placed P Kyle Freeland on the 10 day disabled list. |
| 04/01/21 | Colorado Rockies signed free agent P Jhoulys Chacin. |
| 04/01/21 | Colorado Rockies designated P Jairo Diaz for assignment. |