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Form N-CEN - Annual Report for Registered Investment Companies:
SEC Accession No. 0001145549-21-001032
Filing Date
2021-01-12
Accepted
2021-01-12 17:17:23
Documents
2
Period of Report
2020-10-31
Effectiveness Date
2021-01-12

Document Format Files

Seq Description Document Type Size
1 primary_doc.html N-CEN  
1 primary_doc.xml N-CEN 33460
2 CALAMOS CONVERTIBLE OPPORTUNITIES AND INCOME FUND INTERNAL CONTROL 10.31.20 ccoalif_internalctrl103120.htm INTERNAL CONTROL RPT 5341
  Complete submission text file 0001145549-21-001032.txt   39902
Mailing Address 2020 CALAMOS COURT C/O CALAMOS ADVISORS LLC NAPERVILLE IL 60653
Business Address 2020 CALAMOS COURT C/O CALAMOS ADVISORS LLC NAPERVILLE IL 60653 6302451046
CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND (Filer) CIK: 0001171471 (see all company filings)

IRS No.: 030426532 | Fiscal Year End: 1031
Type: N-CEN | Act: 40 | File No.: 811-21080 | Film No.: 21524244