Transaction #19471 · Form 4 · 0000070858-25-000481

NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND · Other acquisition · Adjustable Rate MuniFund Term Preferred Shares

NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND · Transacted December 11, 2025 · Filed December 15, 2025

Original SEC filing ↗

What does this filing report?

An SEC Form 4 filing for NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND records an other acquisition involving Adjustable Rate MuniFund Term Preferred Shares on December 11, 2025. The reported quantity was 1,000. The filing date is December 15, 2025. This is one transaction record; amounts are not allocated among any joint reporting owners.

The acquisition category describes how securities were received. It does not by itself establish a cash purchase of common stock. Read the transaction code definitionsand the original filing before interpreting the amounts.

Transaction details

Company CIK
0001266585
Security type
Non-derivative
Acquisition type
Other acquisition · Code J
Quantity acquired
1,000
Reported price
Not reported · See footnotes
Reference value
Not reported
Currency
Currency not specified
Ownership
Indirect
Holdings after transaction
1,000
Ownership description
By Trust
SEC acceptance time
Dec 15, 2025, 4:14 PM EST
10b5-1 indication
Not indicated

Reference value is reported quantity × reported price. It is not a confirmed cash payment or an estimate of a derivative's economic value. A missing currency is not assumed to be USD.

Reporting owners

These are the reporting owners named in the filing. Quantities and amounts are not allocated among co-reporters. Roles reflect this filing, not a current profile.

Company listings

NMZ · NYSE

This transaction is not mapped to a specific company listing.

Filing footnotes & remarks

F1
The 1,000 shares 2032 Adjustable Rate MuniFund Term Preferred Shares (2032 AMTP Shares) reported as disposed of in Table I represent AMTP Shares of Nuveen Municipal High Income Opportunity Fund beneficially owned by Banc of America Preferred Funding Corporation (BAPFC) that, on December 11, 2025, BAPFC deposited into a tender option bond trust designated as TOB Series 2025-BAP0001 Trust (the TOB Trust). The TOB Trust has title to the AMTP Shares but does not independently have the power to dispose or direct the disposition of the AMTP Shares. BAPFC, as a beneficiary of the Trust and through its contractual rights, retains an indirect beneficial ownership in the AMTP Shares, including with respect to the voting rights on the AMTP Shares.
F2
This statement is jointly filed by Bank of America Corporation and BAPFC. Bank of America Corporation holds an indirect interest in the 1,870 AMTP shares listed in Table I (the "Securities") by virtue of its indirect ownership of its subsidiary BAPFC.
F3
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 US Securities Exchange Act of 1934 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.

Footnotes are reproduced as plain text from the current source filing. For the full context, read the original SEC filing.

This record was updated Eastern Time. This is the stored record update time, not the transaction date. Report a correction.