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BAC reports same-day buy and sell of 6,440 NMZ shares

Filing Impact
(Moderate)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Bank of America Corporation and its subsidiary Merrill Lynch, Pierce, Fenner & Smith Incorporated filed a joint Form 4 reporting same-day trades in Nuveen Municipal High Income Opportunity Fund (NMZ).

On 10/10/2025, the Reporting Persons purchased 6,440 shares at $10.56 and sold 6,440 shares at $10.635, reported as indirect transactions. Following these trades, reported beneficial ownership was 0 shares. The filers disclaim beneficial ownership except to any pecuniary interest, and state that any profit potentially recoverable under Section 16(b), if applicable, will be remitted to the issuer.

Positive

  • None.

Negative

  • None.
Insider BANK OF AMERICA CORP /DE/, MERRILL LYNCH, PIERCE, FENNER & SMITH INC.
Role 10% Owner | 10% Owner
Bought 6,440 shs ($68K)
Sold 6,440 shs ($68K)
Type Security Shares Price Value
Purchase COMMON STOCK 6,440 $10.56 $68K
Sale COMMON STOCK 6,440 $10.635 $68K
Holdings After Transaction: COMMON STOCK — 0 shares (Indirect, See Footnotes)
Footnotes (3)
  1. F1. This statement is jointly filed by Bank of America Corporation and Merrill Lynch, Pierce, Fenner & Smith Incorporated ("Merrill Lynch") (collectively, the "Reporting Persons"). Bank of America Corporation holds an indirect interest in the securities listed in this Report by virtue of its 100% ownership of its subsidiary Merrill Lynch. Each Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that any such Reporting Person is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Securities Exchange Act of 1934 (the "Exchange Act"), or for any other purpose.
  2. F2. Each Reporting Person declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) of the Exchange Act or any other purpose, (i) acting (or has agreed or is agreeing to act together with any other person) as a partnership, limited partnership, syndicate or other group for the purpose of acquiring, holding or disposing of securities of the Issuer or otherwise with respect to the Issuer or any securities of the Issuer or (ii) a member of any group with respect to the Issuer or any securities of the Issuer.
  3. F3. Without conceding its status as a greater than 10% beneficial owner or that the reported transactions are subject to disclosure under Section 16(a) of the Exchange Act or short-swing profit recovery under Section 16(b) of the Exchange Act, the amount of profit potentially recoverable by the Issuer from the reported transactions in the event that the Reporting Persons were greater than 10% beneficial owners and the transactions were subject to Section 16(b) will be remitted to the Issuer.

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Form 4 Insider Transactions: What Each Field Means →

FAQ

What did BAC report on Form 4 regarding NMZ?
A joint filing with Merrill Lynch reporting a purchase and sale of 6,440 NMZ shares on 10/10/2025.

What prices were disclosed for the NMZ trades?
The filing lists a purchase at $10.56 and a sale at $10.635 per share.

What is BAC’s reported beneficial ownership after these trades?
Reported beneficial ownership was 0 shares following the transactions.

How were the transactions categorized in the Form 4?
Both were reported as indirect transactions by the Reporting Persons.

Who are the Reporting Persons in this filing?
The filing was jointly made by Bank of America Corporation and Merrill Lynch, Pierce, Fenner & Smith Incorporated.

Is there a Section 16(b) statement in the filing?
Yes. The filing states any profit potentially recoverable under Section 16(b), if applicable, will be remitted to the issuer.
SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
BANK OF AMERICA CORP /DE/
(Last) (First) (Middle)
BANK OF AMERICA CORPORATE CENTER
100 N TRYON ST
(Street)
CHARLOTTE NC 28255
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND [ NMZ ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director X 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
10/10/2025
4. If Amendment, Date of Original Filed (Month/Day/Year)
 6. Individual or Joint/Group Filing (Check Applicable Line)
Form filed by One Reporting Person
X Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
COMMON STOCK(1)(2)(3) 10/10/2025 P 6,440 A $10.56 6,440 I See Footnotes(1)(2)(3)
COMMON STOCK(1)(2)(3) 10/10/2025 S 6,440 D $10.635 0 I See Footnotes(1)(2)(3)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
1. Name and Address of Reporting Person*
BANK OF AMERICA CORP /DE/
(Last) (First) (Middle)
BANK OF AMERICA CORPORATE CENTER
100 N TRYON ST
(Street)
CHARLOTTE NC 28255
(City) (State) (Zip)
Relationship of Reporting Person(s) to Issuer
Director X 10% Owner
Officer (give title below) Other (specify below)
1. Name and Address of Reporting Person*
MERRILL LYNCH, PIERCE, FENNER & SMITH INC.
(Last) (First) (Middle)
ONE BRYANT PARK
(Street)
NEW YORK NY 10036
(City) (State) (Zip)
Relationship of Reporting Person(s) to Issuer
Director X 10% Owner
Officer (give title below) Other (specify below)
Explanation of Responses:
1. This statement is jointly filed by Bank of America Corporation and Merrill Lynch, Pierce, Fenner & Smith Incorporated ("Merrill Lynch") (collectively, the "Reporting Persons"). Bank of America Corporation holds an indirect interest in the securities listed in this Report by virtue of its 100% ownership of its subsidiary Merrill Lynch. Each Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that any such Reporting Person is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Securities Exchange Act of 1934 (the "Exchange Act"), or for any other purpose.
2. Each Reporting Person declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) of the Exchange Act or any other purpose, (i) acting (or has agreed or is agreeing to act together with any other person) as a partnership, limited partnership, syndicate or other group for the purpose of acquiring, holding or disposing of securities of the Issuer or otherwise with respect to the Issuer or any securities of the Issuer or (ii) a member of any group with respect to the Issuer or any securities of the Issuer.
3. Without conceding its status as a greater than 10% beneficial owner or that the reported transactions are subject to disclosure under Section 16(a) of the Exchange Act or short-swing profit recovery under Section 16(b) of the Exchange Act, the amount of profit potentially recoverable by the Issuer from the reported transactions in the event that the Reporting Persons were greater than 10% beneficial owners and the transactions were subject to Section 16(b) will be remitted to the Issuer.
BANK OF AMERICA CORP /DE/ By: Its: Authorized Signatory Andres Ortiz 10/14/2025
MERRIL LYNCH, PIERCE, FENNER & SMITH INC. By: Its: Authorized Signatory Andres Ortiz 10/14/2025
** 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 4 (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.

Source: View Original Filing on SEC EDGAR