<SEC-DOCUMENT>0001104659-22-029806-index.html : 20220303
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<ACCEPTANCE-DATETIME>20220303111733
ACCESSION NUMBER:		0001104659-22-029806
CONFORMED SUBMISSION TYPE:	N-2 POSASR
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20220303
DATE AS OF CHANGE:		20220303
EFFECTIVENESS DATE:		20220303

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:		N-2 POSASR
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-21080
		FILM NUMBER:		22707207

	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:		N-2 POSASR
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-262969
		FILM NUMBER:		22707206

	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
<IS-FILER-A-NEW-REGISTRANT>N
<IS-FILER-A-WELL-KNOWN-SEASONED-ISSUER>Y
<FILED-PURSUANT-TO-GENERAL-INSTRUCTION-A2>Y
<IS-FUND-24F2-ELIGIBLE>N
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-2 POSASR
<SEQUENCE>1
<FILENAME>tm227263d3_posex.htm
<DESCRIPTION>POS EX
<TEXT>
Document 1 - file: tm227263d3_posex.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-FILING FEES <SEQUENCE>2 <FILENAME>tm227263d3_ex-filingfees.htm <DESCRIPTION>EX-FILING FEES <TEXT> Document 2 - file: tm227263d3_ex-filingfees.htm
</DOCUMENT> </SEC-DOCUMENT>