Calamos Global Total Return Fund (CGO) SEC Filings & 10K Form $11.75 -0.01 (-0.09%) As of 07/3/2025 01:04 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share SEC Filings Stock AnalysisChartCompetitorsDividendHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Recent Calamos Global Total Return Fund SEC Filings All Filing Types 1 10 10-D 10-K 10-M 10-Q 11-K 12b-25 13F 13H 144 15 15F 17-H 18 18-K 19b-4(e) 19b-4 19b-7 1-A 1-E 1-K 1-N 1-SA 1-U 1-Z 20-F 24F-2 25 2-E 3 4 40-F 5 6-K 7-M 8-A 8-K 8-M 9-M ABS DD-15E ABS-15G ABS-EE ADV ADV-E ADV-H ADV-NR ADV-W ATS ATS-R BD BD-N BDW C CA-1 CB CFPORTAL D F-1 F-10 F-3 F-4 F-6 F-7 F-8 F-80 F-N F-X ID MA MA-I MA-NR MA-W MSD MSDW n/a N-14 N-17D-1 N-17f-1 N-17f-2 N-18f-1 N-1A N-2 N-23c-3 N-27D-1 N-3 N-4 N-5 N-54A N-54C N-6 N-6EI-1 N-6F N-8A N-8B-2 N-8B-4 N-8F N-CR N-CSR N-MFP N-PX N-Q NRSRO N-SAR PF PILOT R31 S-1 S-11 S-20 S-3 S-4 S-6 S-8 SBSE SBSE-A SBSE-BD SBSE-C SBSE-W SCI SD SDR SE SF-1 SF-3 SIP T-1 T-2 T-3 T-4 T-6 TA-1 TA-2 TA-W TCR TH WB-APP X-17A-19 X-17A-5 Part I X-17A-5 Part II X-17A-5 Part IIA X-17A-5 Part IIB X-17A-5 Part III X-17A-5 Schedule I X-17F-1A Filing Types Include Ownership Filings Exclude Ownership Filings Only Show Ownership FIlings Ownership Filings Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 2 Years 3 Years Time Frame Start Date End Date Export to Excel DateFilerForm TypeView06/27/202511:13 AMCalamos Global Total Return Fund (Filer)Form N-CSRS06/27/202510:40 AMCalamos Global Total Return Fund (Filer)Form NPORT-PMonthly Portfolio Investments Report on Form NPORT06/26/20259:54 AMCALAMOS 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 40-17G03/25/20251:45 PMCalamos Global Total Return Fund (Filer)Form NPORT-PMonthly Portfolio Investments Report on Form NPORT03/13/20259:15 AMCALAMOS 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/A01/10/20252:47 PMCalamos Global Total Return Fund (Filer)Form N-CENAnnual Report for Registered Investment Companies 12/27/20244:25 PMCalamos Global Total Return Fund (Issuer)Kiley Thomas P III (Reporting)Form 3Initial statement of beneficial ownership of securities 12/27/20242:29 PMCalamos Global Total Return Fund (Filer)Form N-CSRCertified shareholder report of registered management investment companies 12/16/202412:53 PMCalamos Global Total Return Fund (Filer)Form NPORT-PMonthly Portfolio Investments Report on Form NPORT09/30/202410:25 AMCalamos Global Total Return Fund (Filer)Form NPORT-PMonthly Portfolio Investments Report on Form NPORT(Data available from 1/1/2016 forward) Related Companies and Tools Related Companies CHW 10Q Form CSQ 10Q Form AWP 10Q Form THQ 10Q Form THW 10Q Form AVK 10Q Form AFB 10Q Form ARDC 10Q Form BFZ 10Q Form BHK 10Q Form SEC Filings Tools Latest SEC FilingsInsider Trading Activity This page (NASDAQ:CGO) was last updated on 7/6/2025 by MarketBeat.com Staff From Our PartnersINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | SponsoredThe day and month stocks are most likely to crash nextGood News for Stocks 50-year Wall Street veteran, Marc Chaikin is stepping forward to share why history giv...Chaikin Analytics | Sponsored140% Yields From Stocks Like Tesla? 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