QQQX officer files initial Form 3 report

Nuveen NASDAQ 100 Dynamic Overwrite Fund insider Joseph Castro, who serves as EVP, Chief Risk & Compliance, filed an initial ownership report on Form 3.

Accepted by SEC EDGAR 02/23/2026 - 01:26 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Nuveen NASDAQ 100 Dynamic Overwrite Fund insider Joseph Castro, who serves as EVP, Chief Risk & Compliance, filed an initial ownership report on Form 3. The filing lists his officer role with the fund and does not report any buy, sell, or other share transactions.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Form 3 filing for QQQX by Joseph Castro represent?

The Form 3 for QQQX is Joseph Castro’s initial insider ownership report. It identifies him as an officer of Nuveen NASDAQ 100 Dynamic Overwrite Fund and establishes his status for future reporting of any share transactions or changes in holdings, if they occur.

Who is Joseph Castro in relation to Nuveen NASDAQ 100 Dynamic Overwrite Fund (QQQX)?

Joseph Castro is an officer of Nuveen NASDAQ 100 Dynamic Overwrite Fund, serving as EVP, Chief Risk & Compliance. His role is disclosed in the Form 3 filing, which formally records his insider status for regulatory reporting of potential future transactions in fund shares.

Does the QQQX Form 3 filing show any share purchases or sales by Joseph Castro?

The QQQX Form 3 filing does not report any share purchases, sales, acquisitions, or dispositions by Joseph Castro. Transaction counts and share amounts are all zero, indicating this filing serves purely as an initial ownership and role disclosure rather than documenting trading activity.

Why is a Form 3 important for Nuveen NASDAQ 100 Dynamic Overwrite Fund (QQQX) insiders?

Form 3 is important because it establishes an insider’s reporting status for QQQX under securities rules. Once filed, any future purchases, sales, or other equity transactions by that insider generally must be reported on subsequent forms, helping provide transparency around insider activity in the fund.

What insider activity summary is disclosed for QQQX in this Form 3?

The insider activity summary for QQQX in this Form 3 shows zero buys, zero sells, and zero other transactions. It reports no net change in shares and a neutral net buy/sell direction, underscoring that the filing is informational about status, not recording trading events.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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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

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

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 NASDAQ 100 Dynamic Overwrite Fund [ QQQX ]

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.