Calitro was waived by the Giants on Thursday, Dan Benton of Giants Wire reports.
Calitro and Tae Crowder are listed as the starting linebackers on the Giants' first unofficial depth chart, Paul Schwartz of the New York Post reports.
Calitro signed with the Giants on Thursday, Dan Salomone of the Giants' official site reports.
Calitro was signed to the active roster from the practice squad Monday.
Calitro signed with the Bengals' practice squad Monday.
Calitro (hand) was placed on injured reserve Monday.
Calitro signed a contract with the Bears on Monday.
The Broncos will not place a tender on restricted free agent Calitro, and he's not expected to re-sign with the team, Ryan O'Halloran of The Denver Post reports.