Form N-CEN - Annual Report for Registered Investment Companies:
SEC Accession No. 0001752724-25-001487
Filing Date
2025-01-10
Accepted
2025-01-10 15:44:52
Documents
2
Period of Report
2024-10-31
Effectiveness Date
2025-01-10

Document Format Files

Seq Description Document Type Size
1 primary_doc.html N-CEN  
1 primary_doc.xml N-CEN 44676
2 NCEN_811-21080_40602131_1024.htm INTERNAL CONTROL RPT 5843
  Complete submission text file 0001752724-25-001487.txt   51653
Mailing Address 2020 CALAMOS COURT C/O CALAMOS ADVISORS LLC NAPERVILLE IL 60563
Business Address 2020 CALAMOS COURT C/O CALAMOS ADVISORS LLC NAPERVILLE IL 60563 6302451046
CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND (Filer) CIK: 0001171471 (see all company filings)

EIN.: 030426532 | Fiscal Year End: 1031
Type: N-CEN | Act: 40 | File No.: 811-21080 | Film No.: 25522701