Form NSAR-A - Semi-annual report for management companies:
SEC Accession No. 0000950123-11-062469
Filing Date
2011-06-28
Accepted
2011-06-28 17:23:11
Documents
1
Period of Report
2011-04-30
Effectiveness Date
2011-06-28

Document Format Files

Seq Description Document Type Size
1 NSAR-A answer.fil NSAR-A 9338
  Complete submission text file 0000950123-11-062469.txt   10340
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)

EIN.: 030426532 | Fiscal Year End: 1031
Type: NSAR-A | Act: 40 | File No.: 811-21080 | Film No.: 11936596