Calamos Strategic Total Return Fund Schedule 13G passive stakes

Multiple Apollo-affiliated entities have collectively reported beneficial ownership of 15.2% of Series F Mandatory Redeemable Preferred Shares in the Calamos Strategic Total Return Fund.

Apollo-affiliated entities have reported a 48% beneficial ownership stake in the Series F Mandatory Redeemable Preferred Shares of Calamos Strategic Total Return Fund.

Apollo Management Holdings GP, LLC and affiliated entities report a continued 48.0% beneficial ownership of Calamos Strategic Total Return Fund's Series F Mandatory Redeemable Preferred Shares.

Multiple Apollo-affiliated entities have filed an amendment to their Schedule 13G, confirming a 48.0% beneficial ownership of Calamos Strategic Total Return Fund's Series F Mandatory Redeemable Preferred Shares.

A group of Apollo-affiliated entities, including Athene Annuity and Life Company, reported beneficial ownership of 48% of Calamos Strategic Total Return Fund's Series F Preferred Shares.

A group of Apollo-affiliated entities, including Athene Annuity and Life Company, collectively report beneficial ownership of 48.0% of Calamos Strategic Total Return Fund's Series F Mandatory Redeemable Preferred Shares.

A group of Apollo-affiliated entities has disclosed a beneficial ownership of 48.0% in Calamos Strategic Total Return Fund's Series F Mandatory Redeemable Preferred Shares as of December 31, 2024.