<SEC-DOCUMENT>0001104659-21-109565-index.html : 20210826 <SEC-HEADER>0001104659-21-109565.hdr.sgml : 20210826 <ACCEPTANCE-DATETIME>20210826083824 ACCESSION NUMBER: 0001104659-21-109565 CONFORMED SUBMISSION TYPE: 424B3 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20210826 DATE AS OF CHANGE: 20210826 FILER: COMPANY DATA: COMPANY CONFORMED NAME: CALAMOS GLOBAL TOTAL RETURN FUND CENTRAL INDEX KEY: 0001285650 IRS NUMBER: 203377281 FISCAL YEAR END: 1031 FILING VALUES: FORM TYPE: 424B3 SEC ACT: 1933 Act SEC FILE NUMBER: 333-251787 FILM NUMBER: 211208905 BUSINESS ADDRESS: STREET 1: 2020 CALAMOS COURT STREET 2: C/O CALAMOS ADVISORS LLC CITY: NAPERVILLE STATE: IL ZIP: 60563 BUSINESS PHONE: 6302451046 MAIL ADDRESS: STREET 1: 2020 CALAMOS COURT STREET 2: C/O CALAMOS ADVISORS LLC CITY: NAPERVILLE STATE: IL ZIP: 60563 </SEC-HEADER> <DOCUMENT> <TYPE>424B3 <SEQUENCE>1 <FILENAME>a21-25614_5424b3.htm <DESCRIPTION>424B3 <TEXT> Document 1 - file: a21-25614_5424b3.htm
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