X0201 N-CEN/A 0001145549-19-001387 LIVE 0001285650 XXXXXXXX false false false N-2 Calamos Global Total Return Fund 811-21547 0001285650 549300K2D63KU54WRP95 2020 Calamos Court Naperville 60563 US-IL US 6302457200 State Street Bank and Trust Company 1 Lincoln Street Boston 02111 6177863000 Records related to custody of fund assets State Street Bank and Trust Company 1 Lincoln Street Boston 02111 6177863000 Mutual fund accounting records Computershare P.O. Box 30170 College Station 77842 8662268016 All records in its capacity as transfer agent Calamos Advisors LLC 2020 Calamos Court Naperville 60563 6302457200 All records in its capacity as investment adviser Y N N-2 Y John P. Calamos, Sr. 000038210 Y John E. Neal N/A N William R. Rybak N/A N Stephen B. Timbers N/A N David D. Tripple N/A N Virginia G Breen N/A N Lloyd A. Wennlund 001512907 N Mark Mickey 002902992 2020 Calamos Court Naperville 60563 XXXXXX N N N N N N Deloitte & Touche LLP 00034 N/A N N N N N N Calamos Global Total Return Fund 549300K2D63KU54WRP95 Y N/A N N Y N N State Street Bank and Trust Company 571474TGEMMWANRLN572 N N Revenue sharing split Other Calamos makes interest payments in connection with the leverage facility it receives from its custodian. As part of the facility agreement, the custodian generates a portion of the funding through a securities lending arrangement where securities are lent versus cash collateral. The income generated by these securities loans are shared between Calamos and the custodian. The income attributable to Calamos is deducted from our facility interest payments. 15357337.000000000000 N/A Rule 32a-4 (17 CFR 270.32a-4) N N N N Calamos Advisors LLC 801-29688 000105758 549300B31HSTBIV6QG26 N Computershare 85-05006 N/A N N N Bloomberg Valuation Service 549300B56MD0ZC402L06 N ICE Data Services 5493000NQ9LYLDBCTL34 N Thomson Reuters Markets, LLC 20-4530702 Federal Tax ID number N Markit North America, Inc 549300HLPTRASHS0E726 N N State Street Bank and Trust Company 571474TGEMMWANRLN572 N N Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) Deutsche Bank AG N/A NL N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) SKANDINAVISKA ENSKILDA BANKEN AB N/A SE N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) ROYAL BANK OF CANADA N/A CA N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) DEUTSCHE BANK AG N/A IN N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) DEUTSCHE BANK S.P.A. N/A IT N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) STANDARD CHARTERED BANK (TAIWAN) LIMITED N/A TW N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) Federal Reserve Bank N/A N Y Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) UBS SWITZERLAND AG N/A CH N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) DEUTSCHE BANK AG N/A KR N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) STANDARD BANK OF SOUTH AFRICA LIMITED N/A ZA N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) Clearstream Banking AG, Frankfurt N/A DE N Y Securities depository - rule 17f-4 (17 CFR 270.17f-4) SKANDINAVISKA ENSKILDA BANKEN N/A DK N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) Clearstream Banking AG N/A DE N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) Standard Chartered Bank (Hong Kong) Limited N/A HK N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) Deutsche Bank AG, Netherlands N/A NL N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) Depository Trust and Clearing Corporation N/A N Y Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) Euroclear N/A BE N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) Canada Self Custody-CDSX Debt Clearing System N/A CA N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) State Street Bank and Trust Company, United Kingdom branch N/A GB N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) Mizuho Bank, Limited N/A JP N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) N Computershare 85-05006 SEC File Number N N N Calamos Advisors LLC 549300B31HSTBIV6QG26 Y N State Street Bank and Trust 571474TGEMMWANRLN572 N Y N Calamos Financial Services LLC 8-37854 000019850 N/A 0.000000000000 JPMorgan Chase Securities, Inc. 008-35008 N/A N/A 50687.340000000000 Barclays Capital Inc. 008-41342 N/A N/A 10903.400000000000 RBC Dominion Securities 008-01672 N/A N/A 47092.000000000000 Susquehanna Investments 008-37520 N/A N/A 38873.000000000000 Credit Suisse First Boston 008-52352 N/A N/A 33260.840000000000 Morgan Stanley & Co., Inc. 008-15869 N/A N/A 26905.710000000000 CLSA Singapore PTE 008-69166 N/A N/A 21217.140000000000 Jefferies & Company 008-15074 N/A N/A 16185.390000000000 Citigroup, Inc. 008-08177 N/A N/A 14819.390000000000 Credit Lyonnais Securities 008-13753 N/A N/A 12390.170000000000 361116.630000000000 Bank of America 008-07221 N/A N/A 22859710.200000000000 Mizuho Securities US 008-37710 N/A N/A 5127364.900000000000 JPMorgan Chase Securities, Inc. 008-35008 N/A N/A 19361048.680000000000 Jefferies & Company 008-15074 N/A N/A 16503766.040000000000 Barclays Capital Inc. 008-41342 N/A N/A 14453955.500000000000 Nomura Securities Internatioinal Inc. 008-15255 N/A N/A 11327088.450000000000 Credit Suisse First Boston 008-52352 N/A N/A 8767563.690000000000 Morgan Stanley & Co., Inc. 008-15869 N/A N/A 8123987.550000000000 Goldman Sachs & Co. 008-00129 N/A N/A 7595281.900000000000 Deutsche Bank Securities Inc. 008-17822 N/A N/A 6116835.900000000000 157848392.430000000000 Y 112631946.920000000000 Common stock 1 Preferred stock Series A Preferred stock Series B Preferred stock Series C N N N N N N 1.480000000000 2.980000000000 11.500000000000 11.650000000000 true