Hugh Armstrong (CSQ) files Form 3 as trustee with no share ownership

Rhea-AI Filing Summary

Calamos Strategic Total Return Fund insider Hugh Armstrong filed an initial ownership report showing no holdings. The Form 3 indicates that Armstrong is related to the fund in an "Other" capacity as a trustee, but the accompanying ownership tables list no non-derivative or derivative securities. The explanatory note explicitly states that no securities are beneficially owned, meaning Armstrong reports no direct or indirect ownership of Calamos Strategic Total Return Fund shares as of the event date.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Armstrong Hugh

(Last) (First) (Middle)

2020 CALAMOS COURT

(Street)

NAPERVILLE IL 60563

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
09/01/2025

3. Issuer Name and Ticker or Trading Symbol
CALAMOS STRATEGIC TOTAL RETURN FUND [ CSQ ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
	Officer (give title below)	X	Other (specify below)
			Trustee

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

No securities are beneficially owned.

	s/ Tracey Quinn, by Power of Attorney for Hugh Armstrong, Attorney-in-Fact	09/09/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What does this Form 3 filing for CALAMOS STRATEGIC TOTAL RETURN FUND (CSQ) show?

The Form 3 shows that Hugh Armstrong, a trustee of Calamos Strategic Total Return Fund, reports no beneficial ownership of the fund's securities as of the reported event date.

Who is the reporting person in the CSQ Form 3?

The reporting person is Hugh Armstrong, identified in the filing as having an "Other" relationship to the issuer, specified as Trustee.

Does Hugh Armstrong own any CSQ shares according to this Form 3?

No. The tables for both non-derivative and derivative securities are empty, and the explanation of responses clearly states that no securities are beneficially owned.

What is the event date for Hugh Armstrong's Form 3 for CSQ?

The date of the event requiring the statement is listed as 09/01/2025.

Is this CSQ Form 3 filed by one or multiple reporting persons?

The filing indicates that the Form 3 is filed by one reporting person, namely Hugh Armstrong.

What role does the signature line play in this CSQ Form 3?

The form is signed as "s/ Tracey Quinn, by Power of Attorney for Hugh Armstrong, Attorney-in-Fact", confirming the filing on behalf of Hugh Armstrong as of 09/09/2025.