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Calamos Strategic Total Return Fund (CSQ) SEC Filings & 10K Form

Calamos Strategic Total Return Fund logo
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Recent Calamos Strategic Total Return Fund SEC Filings

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DateFilerForm TypeView
09/16/2025
10:08 AM		CALAMOS ADVISORS TRUST/IL (Filer)
Calamos Antetokounmpo Sustainable Equities Trust (Filer)
CALAMOS CONVERTIBLE & HIGH INCOME FUND (Filer)
CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND (Filer)
Calamos Dynamic Convertible & Income Fund (Filer)
Calamos ETF Trust (Filer)
Calamos Global Dynamic Income Fund (Filer)
CALAMOS GLOBAL TOTAL RETURN FUND (Filer)
CALAMOS INVESTMENT TRUST/IL (Filer)
Calamos Long/Short Equity & Dynamic Income Trust (Filer)
Calamos Strategic Total Return Fund (Filer)
Form 40-17G/A
09/12/2025
4:03 PM		Calamos Strategic Total Return Fund (Issuer)
PHLEGAR JEFFREY S (Reporting)
Form 3
Initial statement of beneficial ownership of securities  
09/09/2025
3:12 PM		Calamos Strategic Total Return Fund (Issuer)
Koudounis John S. (Reporting)
Form 3/A
09/09/2025
2:49 PM		Calamos Strategic Total Return Fund (Issuer)
Koudounis John S. (Reporting)
Form 3
Initial statement of beneficial ownership of securities  
09/09/2025
11:32 AM		Armstrong Hugh (Reporting)
Calamos Strategic Total Return Fund (Issuer)
Form 3
Initial statement of beneficial ownership of securities  
08/14/2025
8:12 PM		Apollo Management Holdings GP, LLC (Filed by)
Calamos Strategic Total Return Fund (Subject)
Form SCHEDULE 13G/A
06/27/2025
11:16 AM		Calamos Strategic Total Return Fund (Filer)
Form N-CSRS
06/27/2025
10:40 AM		Calamos Strategic Total Return Fund (Filer)
Form NPORT-P
Monthly Portfolio Investments Report on Form NPORT
06/26/2025
9:54 AM		CALAMOS ADVISORS TRUST/IL (Filer)
Calamos Antetokounmpo Sustainable Equities Trust (Filer)
CALAMOS CONVERTIBLE & HIGH INCOME FUND (Filer)
CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND (Filer)
Calamos Dynamic Convertible & Income Fund (Filer)
Calamos ETF Trust (Filer)
Calamos Global Dynamic Income Fund (Filer)
CALAMOS GLOBAL TOTAL RETURN FUND (Filer)
CALAMOS INVESTMENT TRUST/IL (Filer)
Calamos Long/Short Equity & Dynamic Income Trust (Filer)
Calamos Strategic Total Return Fund (Filer)
Form 40-17G
03/25/2025
1:45 PM		Calamos Strategic Total Return Fund (Filer)
Form NPORT-P
Monthly Portfolio Investments Report on Form NPORT
03/13/2025
9:15 AM		CALAMOS ADVISORS TRUST/IL (Filer)
Calamos Antetokounmpo Sustainable Equities Trust (Filer)
CALAMOS CONVERTIBLE & HIGH INCOME FUND (Filer)
CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND (Filer)
Calamos Dynamic Convertible & Income Fund (Filer)
Calamos ETF Trust (Filer)
Calamos Global Dynamic Income Fund (Filer)
CALAMOS GLOBAL TOTAL RETURN FUND (Filer)
CALAMOS INVESTMENT TRUST/IL (Filer)
Calamos Long/Short Equity & Dynamic Income Trust (Filer)
Calamos Strategic Total Return Fund (Filer)
Form 40-17G/A
01/31/2025
11:27 AM		Calamos Strategic Total Return Fund (Issuer)
Herman Thomas E (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/10/2025
2:50 PM		Calamos Strategic Total Return Fund (Filer)
Form N-CEN
Annual Report for Registered Investment Companies
12/27/2024
4:35 PM		Calamos Strategic Total Return Fund (Issuer)
Kiley Thomas P III (Reporting)
Form 3
Initial statement of beneficial ownership of securities  
12/27/2024
2:32 PM		Calamos Strategic Total Return Fund (Filer)
Form N-CSR
Certified shareholder report of registered management investment companies  
12/16/2024
12:53 PM		Calamos Strategic Total Return Fund (Filer)
Form NPORT-P
Monthly Portfolio Investments Report on Form NPORT
11/14/2024
3:56 PM		Apollo Management Holdings GP, LLC (Filed by)
Calamos Strategic Total Return Fund (Subject)
Form SC 13G/A
11/12/2024
2:50 PM		Calamos Strategic Total Return Fund (Subject)
THRIVENT FINANCIAL FOR LUTHERANS (Filed by)
Form SCHEDULE 13G/A
11/08/2024
3:44 PM		Calamos Strategic Total Return Fund (Subject)
MetLife Investment Management, LLC (Filed by)
Form SC 13G/A
10/09/2024
3:44 PM		Calamos Strategic Total Return Fund (Issuer)
THRIVENT FINANCIAL FOR LUTHERANS (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
09/30/2024
10:25 AM		Calamos Strategic Total Return Fund (Filer)
Form NPORT-P
Monthly Portfolio Investments Report on Form NPORT
(Data available from 1/1/2016 forward)


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This page (NASDAQ:CSQ) was last updated on 9/25/2025 by MarketBeat.com Staff
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