SCHEDULE 13G/A: Apollo Affiliates Maintain Significant Stake in Calamos Strategic Total Return Fund 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.

Summary

• This document is Amendment No. 5 to a Schedule 13G filing, disclosing beneficial ownership of securities.
• The filing pertains to the Series F Mandatory Redeemable Preferred Shares (MRPS) of Calamos Strategic Total Return Fund.
• Nine reporting persons, primarily affiliated with Apollo Management, collectively own 1,920,000 shares of the MRPS.
• This ownership represents 48.0% of the total 4,000,000 outstanding Series F MRPS.
• The reporting persons hold shared voting power and shared dispositive power over all 1,920,000 shares.
• The securities were acquired and are held in the ordinary course of business, without the purpose or effect of changing or influencing the control of the issuer.

Sentiment

Score: 6

Explanation: Neutral to slightly positive. As a routine ownership disclosure, it doesn't inherently convey strong sentiment. However, the significant stake by a reputable financial group like Apollo/Athene in preferred shares can be seen as a positive signal for the stability and attractiveness of that specific security class, though it does not directly reflect on the common stock's operational performance or valuation.

Positives

• Significant and stable ownership by a group of institutional investors (Apollo-affiliated entities) in the preferred shares, which may indicate confidence in the stability or yield of this specific security class.
• The explicit statement that the shares are held in the ordinary course of business and not for control purposes suggests a passive, long-term investment intent.

Future Outlook

This Schedule 13G filing does not contain any forward-looking statements or guidance regarding the issuer's future performance or strategic direction, as it is solely a disclosure of beneficial ownership.

Management Comments

• The reporting persons certify that, to the best of their knowledge and belief, the securities were acquired and are held in the ordinary course of business and not for the purpose or with the effect of changing or influencing the control of the issuer.

Industry Context

This filing reflects a significant institutional investment by Apollo-affiliated entities, including insurance company Athene Annuity and Life Company, in the preferred shares of a closed-end fund. Such investments are common for financial institutions seeking stable income streams or specific asset-liability matching, aligning with typical strategies for managing large investment portfolios.

Comparison to Industry Standards

• A 48.0% stake in a specific class of preferred shares by a single group of affiliated entities represents a substantial concentration of ownership, which is not uncommon for large institutional investors like insurance companies (e.g., Athene) seeking yield or specific asset-liability matching.
• Compared to common stock holdings, preferred share ownership often involves less focus on corporate control and more on the fixed income characteristics and dividend stability.
• While this level of ownership by a single group is high, for preferred shares, it is less indicative of an activist stance than it would be for common shares, consistent with the passive investment intent stated in the filing.

Stakeholder Impact

• Shareholders (Preferred): The disclosure confirms a large, stable holder of the Series F MRPS, which could contribute to the perceived stability and liquidity of this specific preferred share class.
• Shareholders (Common): There is minimal direct impact on common shareholders, as this filing pertains to preferred shares and indicates a passive investment intent, not an attempt to influence corporate control.
• Company Management: Management will be aware of this significant preferred shareholder group, but the filing explicitly states no intent to influence control, suggesting a continued focus on operational management without external pressure from this specific stake.

Key Dates

Keywords

Calamos Strategic Total Return Fund, Series F Mandatory Redeemable Preferred Shares, MRPS, Apollo Management Holdings, Athene Annuity and Life Company, Schedule 13G, beneficial ownership, preferred stock, investment filing, SEC filing