Atlanta signed Shreve to a minor-league contract Monday that includes an invitation to spring training, Jon Heyman of the New York Post reports.
Shreve elected free agency Thursday.
The Rockies designated Shreve for assignment Saturday.
The Rockies selected Shreve's contract from Triple-A Albuquerque on Tuesday.
Shreve signed a minor-league contract with the Rockies on Sunday and gave up three earned runs on three hits over an inning out of the bullpen for Triple-A Albuquerque in the affiliate's 21-5 loss to Las Vegas.
Shreve was released from his minor-league contract by the Yankees on Thursday, Bryan Hoch of MLB.com reports.
Shreve signed a minor-league contract with New York, Bryan Hoch of MLB.com reports.
The Rangers released Shreve on Wednesday.
Shreve signed a minor-league contract with the Rangers on Monday that includes an invitation to spring training.
The Reds released Shreve on Saturday.