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NMZ Stock: Price, Earnings History and SEC Filings

Nuveen Municipal High Income Opportunity Fund (NMZ) last traded at $8.83, down 1.67% on the latest session and down 1.5% over the past month.

$8.83 -1.67%

1 month-1.45%

52-week high$10.77

52-week low$8.62

Volume4.03M

ExchangeNYSE

Price data from Yahoo Finance, as of Oct 30, 2026. May be delayed.

NMZ earnings history

Earnings history is not available right now.

Latest SEC filings for NMZ

424B5 · Oct 23, 2026
424B3 · Oct 2, 2026
DEF 14A · Jul 2, 2026
424B3 · Apr 24, 2026
424B3 · Dec 18, 2025
DEF 14A · Jun 30, 2025
424B3 · May 9, 2025
424B3 · Oct 31, 2024
DEF 14A · Jun 27, 2024
424B3 · May 20, 2024

Insider filing activity

NMZ insiders filed 2 Form 4 reports in the last 90 days. A Form 4 is how directors and executives disclose purchases, sales and grants of company stock. See the individual filings on SEC EDGAR. Many Form 4 filings are routine, such as scheduled sales or option exercises, so check each filing before drawing a conclusion.

Source: SEC EDGAR.

NMZ news

Nuveen Municipal High Income Opportunity Fund Announces Terms of Rights OfferingOct 22, 2026 · finance.yahoo.com

About Nuveen Municipal High Income Opportunity Fund

Nuveen Municipal High Income Opportunity Fund (NMZ) is a US-listed public company on NYSE. It is incorporated in MA.

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