Calamos Global Total Return Fund | 4: Statement of changes in beneficial ownership of securities-Director NEAL JOHN E
Calamos Global Total Return Fund | 3: Initial statement of beneficial ownership of securities-Officer Ojala Erik D.
Calamos Global Total Return Fund | 3: Initial statement of beneficial ownership of securities-Officer Schoenberger Susan L
Calamos Global Total Return Fund | SC 13G: Schedule filed to report acquisition of beneficial ownership of more than 5% of a class of equity securities by passive investors and certain institutions
Calamos Global Total Return Fund | 3: Initial statement of beneficial ownership of securities
Calamos Global Total Return Fund | 3: Initial statement of beneficial ownership of securities
Calamos Global Total Return Fund | 497: Periodic update to fund prospectus
Calamos Global Total Return Fund | SC 13G/A: Schedule filed to report acquisition of beneficial ownership of more than 5% of a class of equity securities by passive investors and certain institutions (Amendment)
Calamos Global Total Return Fund | 497: Periodic update to fund prospectus
Calamos Global Total Return Fund | 497: Periodic update to fund prospectus
Calamos Global Total Return Fund | 3: Initial statement of beneficial ownership of securities
Calamos Global Total Return Fund | 4: Statement of changes in beneficial ownership of securities
Calamos Global Total Return Fund | 497: Periodic update to fund prospectus
Calamos Global Total Return Fund | SC 13G: Schedule filed to report acquisition of beneficial ownership of more than 5% of a class of equity securities by passive investors and certain institutions
Calamos Global Total Return Fund | 3: Initial statement of beneficial ownership of securities
Calamos Global Total Return Fund | 3: Initial statement of beneficial ownership of securities
Calamos Global Total Return Fund | 4: Statement of changes in beneficial ownership of securities
Calamos Global Total Return Fund | 497: Periodic update to fund prospectus
Calamos Global Total Return Fund | 3: Initial statement of beneficial ownership of securities
Calamos Global Total Return Fund | 497: Periodic update to fund prospectus