<SEC-DOCUMENT>0001193125-14-243787-index.html : 20140626 <SEC-HEADER>0001193125-14-243787.hdr.sgml : 20140626 <ACCEPTANCE-DATETIME>20140620151437 ACCESSION NUMBER: 0001193125-14-243787 CONFORMED SUBMISSION TYPE: N-CSRS PUBLIC DOCUMENT COUNT: 12 CONFORMED PERIOD OF REPORT: 20140430 FILED AS OF DATE: 20140620 DATE AS OF CHANGE: 20140620 EFFECTIVENESS DATE: 20140620 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: N-CSRS SEC ACT: 1940 Act SEC FILE NUMBER: 811-21547 FILM NUMBER: 14932589 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>N-CSRS <SEQUENCE>1 <FILENAME>d723671dncsrs.htm <DESCRIPTION>N-CSRS <TEXT> Document 1 - file: d723671dncsrs.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-99.CERT <SEQUENCE>2 <FILENAME>d723671dex99cert.htm <DESCRIPTION>EX-99.CERT <TEXT> Document 2 - file: d723671dex99cert.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-99.906CERT <SEQUENCE>3 <FILENAME>d723671dex99906cert.htm <DESCRIPTION>EX-99.906CERT <TEXT> Document 3 - file: d723671dex99906cert.htm
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