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CIK 0001171471

CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND

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Ticker
CHI
Exchange
Nasdaq
FY end
Oct 31
Entity type
other
EIN
030426532
Phone
6302451046
Business address
2020 CALAMOS COURT, C/O CALAMOS ADVISORS LLC, NAPERVILLE, IL, 60563
  1. NSAR-A Other NSAR-A
  2. N-CSRS Other Semi-annual Shareholder Report
  3. 497 Other Definitive Materials by Mutual Funds
  4. POS EX Other Post-effective Amendment
  5. EFFECT Other Notice of Effectiveness
  6. DEF 14A Proxy Proxy Statement
  7. 40-33 Other 40-33
  8. N-2 Other N-2
  9. N-Q Other N-Q
  10. 40-33 Other 40-33
  11. 40-17G Other 40-17G
  12. 497 Other Definitive Materials by Mutual Funds
  13. 497 Other Definitive Materials by Mutual Funds
  14. 486BPOS Other 486BPOS
  15. NO ACT Other No Action Letter
  16. SC 13G/A Stake Amended Statement of Ownership
  17. SC 13G Stake Amended Statement of Ownership
  18. NSAR-B Other NSAR-B
  19. N-CSR Other Annual Shareholder Report
  20. 5 Insider Annual Insider Trading Report

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