<SEC-DOCUMENT>0001193125-17-187666-index.html : 20170531
<SEC-HEADER>0001193125-17-187666.hdr.sgml : 20170531
<ACCEPTANCE-DATETIME>20170530181306
ACCESSION NUMBER:		0001193125-17-187666
CONFORMED SUBMISSION TYPE:	40-17G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20170531
DATE AS OF CHANGE:		20170530
EFFECTIVENESS DATE:		20170531

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CALAMOS INVESTMENT TRUST/IL
		CENTRAL INDEX KEY:			0000826732
		IRS NUMBER:				363316238
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		40-17G
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-05443
		FILM NUMBER:		17878919

	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

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CALAMOS STRATEGIC TOTAL RETURN FUND
		CENTRAL INDEX KEY:			0001275214
		IRS NUMBER:				043785941
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		40-17G
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-21484
		FILM NUMBER:		17878920

	BUSINESS ADDRESS:	
		STREET 1:		2020 CALAMOS COURT
		STREET 2:		C/O CALAMOS ADVISORS LLC
		CITY:			NAPERVILLE
		STATE:			IL
		ZIP:			60653
		BUSINESS PHONE:		6302451046

	MAIL ADDRESS:	
		STREET 1:		2020 CALAMOS COURT
		STREET 2:		C/O CALAMOS ADVISORS LLC
		CITY:			NAPERVILLE
		STATE:			IL
		ZIP:			60653

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND
		CENTRAL INDEX KEY:			0001171471
		IRS NUMBER:				030426532
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		40-17G
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-21080
		FILM NUMBER:		17878922

	BUSINESS ADDRESS:	
		STREET 1:		2020 CALAMOS COURT
		STREET 2:		C/O CALAMOS ADVISORS LLC
		CITY:			NAPERVILLE
		STATE:			IL
		ZIP:			60653
		BUSINESS PHONE:		6302451046

	MAIL ADDRESS:	
		STREET 1:		2020 CALAMOS COURT
		STREET 2:		C/O CALAMOS ADVISORS LLC
		CITY:			NAPERVILLE
		STATE:			IL
		ZIP:			60653

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Calamos Global Dynamic Income Fund
		CENTRAL INDEX KEY:			0001396277
		IRS NUMBER:				208819776
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		40-17G
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-22047
		FILM NUMBER:		17878925

	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

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Calamos Global Diversified Income & Opportunities Fund
		DATE OF NAME CHANGE:	20070411

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Calamos Dynamic Convertible & Income Fund
		CENTRAL INDEX KEY:			0001602584
		IRS NUMBER:				000000000

	FILING VALUES:
		FORM TYPE:		40-17G
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-22949
		FILM NUMBER:		17878926

	BUSINESS ADDRESS:	
		STREET 1:		2020 CALAMOS COURT
		CITY:			NAPERVILLE
		STATE:			IL
		ZIP:			60563
		BUSINESS PHONE:		630-245-7200

	MAIL ADDRESS:	
		STREET 1:		2020 CALAMOS COURT
		CITY:			NAPERVILLE
		STATE:			IL
		ZIP:			60563

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:		40-17G
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-21547
		FILM NUMBER:		17878924

	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

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CALAMOS ADVISORS TRUST/IL
		CENTRAL INDEX KEY:			0001079575
		IRS NUMBER:				367271106
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		40-17G
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-09237
		FILM NUMBER:		17878921

	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

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CALAMOS INSURANCE TRUST
		DATE OF NAME CHANGE:	19990212

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CALAMOS CONVERTIBLE & HIGH INCOME FUND
		CENTRAL INDEX KEY:			0001222719
		IRS NUMBER:				020683363
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		40-17G
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-21319
		FILM NUMBER:		17878923

	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>40-17G
<SEQUENCE>1
<FILENAME>d406903d4017g.htm
<DESCRIPTION>40-17G
<TEXT>
Document 1 - file: d406903d4017g.htm

</DOCUMENT>
</SEC-DOCUMENT>