[Form 3] Calamos Convertible and High Income Fund Initial Statement of Beneficial Ownership

Rhea-AI Filing Summary

The filing is an SEC Form 3 reporting the initial statement of beneficial ownership for Jeffrey S. Phlegar in Calamos Convertible & High Income Fund (CHY). The form states that no securities are beneficially owned by the reporting person as of the event date 09/01/2025. The submission was signed by an attorney-in-fact on 09/09/2025. This Form 3 records that the reporting person currently holds no direct or indirect ownership in CHY.

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^*

PHLEGAR JEFFREY S

(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 CONVERTIBLE & HIGH INCOME FUND [ CHY ]

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 Jeffrey S. Phlegar, 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 the CHY Form 3 filed by Jeffrey S. Phlegar state?

The Form 3 states that no securities are beneficially owned by Jeffrey S. Phlegar in Calamos Convertible & High Income Fund (CHY) as of the event date 09/01/2025.

What is the event date reported on the Form 3 for CHY?

The event date listed on the Form 3 is 09/01/2025.

Was the Form 3 for CHY signed and when?

Yes. The form was signed by Tracey Quinn by power of attorney for Jeffrey S. Phlegar on 09/09/2025.

Does the Form 3 list any derivative or non-derivative holdings for CHY?

No. The filing explicitly states no securities are beneficially owned, so no non-derivative or derivative holdings are reported.

What is the reporting person’s relationship to the issuer on the Form 3?

The filer checked the box indicating the reporting person is an Officer of the issuer.