CSQ SCHEDULE 13G/A: SEC filing
Apollo Management Holdings GP, LLC and affiliated entities
Filed with the SEC on · accession 0001104659-26-127315
CSQ filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Nov 13, 2026. Apollo Management Holdings GP, LLC and affiliated entities filed an amended Schedule 13G reporting beneficial ownership of 608,000 Series F Mandatory Redeemable Preferred Shares of Calamos Strategic Total Return Fund, representing 15.2% of the class. The stock moved -0.9% by the first close after the filing.
Summary of the filing
Apollo Management Holdings GP, LLC and affiliated entities filed an amended Schedule 13G reporting beneficial ownership of 608,000 Series F Mandatory Redeemable Preferred Shares of Calamos Strategic Total Return Fund, representing 15.2% of the class. The filing is a passive investment disclosure with no intent to influence control.
Key details
How CSQ stock reacted
Close before
$19.51
Nov 12, 2026
First close after
-0.92%
$19.33
5 trading days
—
Since filing
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Click hereFrequently asked questions
What did CSQ file with the SEC on Nov 13, 2026?
CSQ filed a SCHEDULE 13G/A (SEC filing). Apollo Management Holdings GP, LLC and affiliated entities filed an amended Schedule 13G reporting beneficial ownership of 608,000 Series F Mandatory Redeemable Preferred Shares of Calamos Strategic Total Return Fund, representing 15.2% of the class. The filing is a passive investment disclosure with no intent to influence control.
How do I read a SCHEDULE 13G/A?
A report the company filed with the SEC (the US market regulator). Start with the summary, then the key amounts and names. Compare it with the company’s earlier filings.
Why are SEC filings important?
Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A SCHEDULE 13G/A (schedule 13g/a): A report the company filed with the SEC (the US market regulator).
How did CSQ stock react to this filing?
CSQ closed at $19.51 before the filing and $19.33 on Nov 13, 2026 (-0.92%).
Other CSQ SEC filings
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