CALAMOS STRATEGIC TOTAL RETURN FUND SEC filings

Filings

Every filing, newest first. MAJOR and NOTABLE filings lead the app's feed; ROUTINE ones are kept here.

1. ROUTINENPORT-PCALAMOS STRATEGIC TOTAL RETURN FUNDCSQSep 29

   Fund portfolio holdings

2. ROUTINESCHEDULE 13GCALAMOS STRATEGIC TOTAL RETURN FUNDCSQSep 11

   Ownership stake disclosure by Equitable Holdings, Inc.

   Equitable Holdings, Inc., filed by

3. ROUTINESCHEDULE 13GCALAMOS STRATEGIC TOTAL RETURN FUNDCSQSep 8

   2 13G filings

   Ownership stake disclosure by BlackRock Portfolio Management LLC

   Show all 2

   • SCHEDULE 13GOwnership stake disclosureSep 8
   • SCHEDULE 13G/AOwnership stake disclosure (amended)Sep 8

   BlackRock Portfolio Management LLC, filed by

4. ROUTINESCHEDULE 13GCALAMOS STRATEGIC TOTAL RETURN FUNDCSQSep 8

   Ownership stake disclosure by LINCOLN NATIONAL LIFE INSURANCE CO /IN/

   LINCOLN NATIONAL LIFE INSURANCE CO /IN/, filed by

5. ROUTINE3CALAMOS STRATEGIC TOTAL RETURN FUNDCSQSep 3

   LINCOLN NATIONAL LIFE INSURANCE CO /IN/, new insider at CSQ

   LINCOLN NATIONAL LIFE INSURANCE CO /IN/, reporting

6. ROUTINEN-PXCALAMOS STRATEGIC TOTAL RETURN FUNDCSQAug 28

   Fund proxy voting record

7. ROUTINENPORT-P/ACALAMOS STRATEGIC TOTAL RETURN FUNDCSQAug 27

   Fund portfolio holdings (amended)

8. ROUTINE4CALAMOS STRATEGIC TOTAL RETURN FUNDCSQAug 26

   MetLife Investment Management, LLC, insider filing for CSQ

   MetLife Investment Management, LLC, reporting

9. ROUTINESCHEDULE 13G/ACALAMOS STRATEGIC TOTAL RETURN FUNDCSQJul 28

   Ownership stake disclosure by Apollo Management Holdings GP, LLC (amended)

   Apollo Management Holdings GP, LLC, filed by

10. ROUTINEN-CSRSCALAMOS STRATEGIC TOTAL RETURN FUNDCSQJul 2

    Fund semiannual report

11. ROUTINE40-17GCALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUNDCHIJun 29

    40-17G filing

    CALAMOS INVESTMENT TRUST/IL, filer · CALAMOS ADVISORS TRUST/IL, filer · +8 more

12. ROUTINENPORT-PCALAMOS STRATEGIC TOTAL RETURN FUNDCSQJun 26

    Fund portfolio holdings

13. ROUTINESCHEDULE 13G/ACALAMOS STRATEGIC TOTAL RETURN FUNDCSQMay 14

    Ownership stake disclosure by Apollo Management Holdings GP, LLC (amended)

    Apollo Management Holdings GP, LLC, filed by

14. ROUTINEDEF 14ACALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUNDCHIMay 11

    Proxy statement

    CALAMOS CONVERTIBLE & HIGH INCOME FUND, filer · CALAMOS STRATEGIC TOTAL RETURN FUND, filer · +4 more

15. ROUTINENPORT-PCALAMOS STRATEGIC TOTAL RETURN FUNDCSQMar 31

    Fund portfolio holdings

16. ROUTINESCHEDULE 13G/ACALAMOS STRATEGIC TOTAL RETURN FUNDCSQFeb 13

    Ownership stake disclosure by Apollo Management Holdings GP, LLC (amended)

    Apollo Management Holdings GP, LLC, filed by

17. ROUTINEN-CENCALAMOS STRATEGIC TOTAL RETURN FUNDCSQJan 13

    N-CEN filing

18. ROUTINEN-CSRCALAMOS STRATEGIC TOTAL RETURN FUNDCSQDec 29, 2025

    Fund shareholder report

19. ROUTINENPORT-PCALAMOS STRATEGIC TOTAL RETURN FUNDCSQDec 23, 2025

    Fund portfolio holdings

20. ROUTINESCHEDULE 13G/ACALAMOS STRATEGIC TOTAL RETURN FUNDCSQNov 14, 2025

    This Schedule 13G/A filing discloses that Apollo Management Holdings GP, LLC has filed an amendment to its beneficial ownership report for the Calamos Strategic Total Return Fund (CSQ).

    Apollo Management Holdings GP, LLC, filed by

Older filings on EDGAR