CSQ · Calamos Strategic Total Return Fund

These Series B Mandatory Redeemable Preferred Shares were redeemed in full by the Issuer at their original purchase price of $25.00 per share, plus accrued and unpaid dividends, which dividends are exempt from Section 16 of the Exchange Act pursuant to Rule 16a-9 thereunder.

These Series B Mandatory Redeemable Preferred Shares were held directly by clients for whom the Reporting Person serves as investment manager.

The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Exchange Act or for any other purpose.

These Series B Mandatory Redeemable Preferred Shares were redeemed in full by the Issuer at their original purchase price of $25.00 per share, plus accrued and unpaid dividends, which dividends are exempt from Section 16 of the Exchange Act pursuant to Rule 16a-9 thereunder.

These Series B Mandatory Redeemable Preferred Shares were held directly by clients for whom the Reporting Person serves as investment manager.

The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Exchange Act or for any other purpose.

These Series B Mandatory Redeemable Preferred Shares were redeemed in full by the Issuer at their original purchase price of $25.00 per share, plus accrued and unpaid dividends, which dividends are exempt from Section 16 of the Exchange Act pursuant to Rule 16a-9 thereunder.

These Series B Mandatory Redeemable Preferred Shares were held directly by clients for whom the Reporting Person serves as investment manager.

The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Exchange Act or for any other purpose.

These Series B Mandatory Redeemable Preferred Shares were redeemed in full by the Issuer at their original purchase price of $25.00 per share, plus accrued and unpaid dividends, which dividends are exempt from Section 16 of the Exchange Act pursuant to Rule 16a-9 thereunder.

These Series B Mandatory Redeemable Preferred Shares were held directly by clients for whom the Reporting Person serves as investment manager.

The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Exchange Act or for any other purpose.

The Series B Mandatory Redeemable Preferred Shares were redeemed by the issuer at a price equal to the principal amount of $25.00 per share.

These Series A Mandatory Redeemable Preferred Shares were redeemed in full by the Issuer at their original purchase price of $25, plus accrued dividends of $0.01 per share, which dividends are exempt from Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act") pursuant to Rule 16a-9 thereunder.

These Series A Mandatory Redeemable Preferred Shares are held directly by a client for whom the Reporting Person serves as investment manager.

The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Exchange Act or for any other purpose.

1. The Series A Mandatory Redeemable Preferred Shares were redeemed by the issuer at a price equal to the principal amount of $25.00 plus accumulated dividends of $0.01 per share.

These Mandatory Redeemable Preferred Shares are held directly by Brighthouse Life Insurance Company. The Reporting Person serves as investment manager to Brighthouse Life Insurance Company.

The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

These Mandatory Redeemable Preferred Shares are held directly by Brighthouse Life Insurance Company. The Reporting Person serves as investment manager to Brighthouse Life Insurance Company.

The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.

Owned by Mr. Koudounis's spouse in a joint account with persons other than Mr. Koudounis. Mr. Koudounis disclaims any beneficial ownership of the issuer's securities disclosed in this form for the purposes of Section 16 of the '34 Act or otherwise.