<SEC-DOCUMENT>0001536407-18-000001-index.html : 20180726
<SEC-HEADER>0001536407-18-000001.hdr.sgml : 20180726
<ACCEPTANCE-DATETIME>20180726143842
ACCESSION NUMBER:		0001536407-18-000001
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20180719
FILED AS OF DATE:		20180726
DATE AS OF CHANGE:		20180726

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Wennlund Lloyd
		CENTRAL INDEX KEY:			0001747093

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-21080
		FILM NUMBER:		18971346

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

ISSUER:		

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

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>lloydwennlundpoachi.txt
<DESCRIPTION>POWER OF ATTORNEY
<TEXT>
Document 2 - file: lloydwennlundpoachi.txt

</DOCUMENT>
</SEC-DOCUMENT>