Calamos Strategic Total Return Fund - Series F Mandatory Redeemable Preferred Shares Institutional Ownership

13F Institutional Holders and Ownership History

Type / Class
Equity / Series F Mandatory Redeemable Preferred Shares
Shares outstanding
4,000,000

Significant Owners of Calamos Strategic Total Return Fund - Series F Mandatory Redeemable Preferred Shares based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Apollo Management Holdings GP, LLC 48% 0% 1,920,000 0% Apollo Management Holdings GP, LLC 30 Sep 2025