CALAMOS GLOBAL TOTAL RETURN FUND (CGO) reports that BlackRock Portfolio Management LLC has filed a Schedule 13G regarding the fund’s Series H Mandatory Redeemable Preferred Shares. BlackRock Portfolio Management LLC may be deemed to share beneficial ownership of 360,000 Series H preferred shares, representing 100% of this preferred share class, with shared voting and dispositive power over all such shares and no sole power.
The reporting entity is organized in Delaware and acts on behalf of certain business units of BlackRock, Inc. Various underlying persons have rights to dividends or sale proceeds from these shares, including The Guardian Life Insurance Company of America, The Guardian Insurance & Annuity Company, Inc., and Midland National Life Insurance Company.
CGO filed its Form N-CEN annual report as a registered investment company, providing regulatory data on operations rather than performance metrics. The fund reports securities lending activity, with a monthly average value of portfolio securities on loan of 21,904,628.37 during the period, while net income from securities lending is marked as not available. The filing lists multiple brokers, with aggregate brokerage commissions paid by the fund of 271,060.94 across the reporting period. It also details several principal dealers, including individual purchase and sale totals such as 36,094,571.34 and other multi-million transaction values, giving regulators and investors a snapshot of the fund’s trading, counterparties, and use of securities lending.
Calamos Global Total Return Fund and its sister closed-end funds report results for the year ended October 31, 2025. CGO generated a 20.97% NAV total return and an 11.59% market-price return, while Calamos Strategic Total Return Fund delivered a 27.10% NAV return and Calamos Global Dynamic Income Fund a 21.02% NAV return. The funds continue to pursue multi-asset, income-focused strategies using equities, convertibles and high-yield bonds.
All seven Calamos closed-end funds follow managed or level distribution policies, with CGO’s monthly distribution at $0.0800 per share as of October 31, 2025. Many funds employ leverage through a State Street Bank credit facility and mandatory redeemable preferred shares; for example, CGO’s borrowings and preferred shares together represented 30.5% of managed assets at period end, with interest on borrowings at OBFR + 0.52%. The Board approved moving CCD, CHY and CHI from managed to level distribution policies effective January 1, 2025.
CALAMOS GLOBAL TOTAL RETURN FUND filed an amended insider ownership report for John S. Koudounis. The filing lists him as a Vice President and notes he will serve as a trustee effective September 1, 2025. The amendment does not report any stock transactions or changes in share ownership.