Insider filing: Nuveen Mortgage & Income Fund (JLS) reports EVP Castro on Form 3

Rhea-AI Filing Summary

Nuveen Mortgage & Income Fund/MA/ filed an initial insider ownership report for Joseph Castro, who serves as EVP, Chief Risk & Compliance. This Form 3 establishes his status as an officer and baseline disclosure of his position, and it does not list any insider buy or sell transactions.

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^*

Castro Joseph

(Last) (First) (Middle)

C/O NUVEEN INVESTMENTS

333 W. WACKER DRIVE

(Street)

CHICAGO IL 60606

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
10/16/2025

3. Issuer Name and Ticker or Trading Symbol
Nuveen Mortgage & Income Fund/MA/ [ JLS ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, Chief Risk & Compliance

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:

Remarks:

castropoa.txt

No securities are beneficially owned.

	Mark L. Winget/ Signed Under Power of Attorney	10/16/2025
	** 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 Form 3 filing for JLS and Joseph Castro show?

The Form 3 filing shows that Joseph Castro is an officer of Nuveen Mortgage & Income Fund/MA/ (JLS), serving as EVP, Chief Risk & Compliance. It is an initial ownership report and does not disclose any insider share transactions.

Did Joseph Castro buy or sell JLS shares in this Form 3 filing?

No insider share purchases or sales are reported for Joseph Castro in this Form 3. The filing simply establishes his role as EVP, Chief Risk & Compliance for Nuveen Mortgage & Income Fund/MA/ (JLS) without listing any transactions.

What is Joseph Castro’s role at Nuveen Mortgage & Income Fund/MA/ (JLS)?

Joseph Castro is disclosed as an officer of Nuveen Mortgage & Income Fund/MA/ (JLS), holding the title EVP, Chief Risk & Compliance. This indicates a senior executive position responsible for risk management and compliance oversight at the fund.

Why is a Form 3 important for JLS investors?

A Form 3 provides the market with an insider’s initial ownership status and role. For JLS, it confirms that Joseph Castro is a key officer, EVP, Chief Risk & Compliance, helping investors track which executives are subject to insider reporting rules.

Does the JLS Form 3 include any beneficial ownership footnote details?

The provided Form 3 data for JLS includes no substantive footnote explanations regarding beneficial ownership or voting and investment authority. It primarily identifies Joseph Castro as EVP, Chief Risk & Compliance without additional ownership structure detail.