Company: NMZ
Filing Date: 2025-01-06
Form Type: N-CSR
Source: 0001193125-25-002222
Chunk: 61

Company: NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND
Filing Date: 2025-01-06
Form: N-CSR
Chunk 61
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. Current Fiscal Period: The end of the reporting period for the Funds is October 31, 2024, and the period covered by these Notes to Financial Statements is the fiscal year ended October 31, 2024 (the “current fiscal period”). Investment Adviser and Sub-Adviser: The Funds’ investment adviser is Nuveen Fund Advisors, LLC (the “Adviser”), a subsidiary of Nuveen, LLC (“Nuveen”). Nuveen is the investment management arm of Teachers Insurance and Annuity Association of America (TIAA). The Adviser has overall responsibility for management of the Funds, oversees the management of the Funds’ portfolio, manages the Funds’ business affairs and provides certain clerical, bookkeeping and other administrative services, and, if necessary, asset allocation decisions. The Adviser has entered into sub-advisoryagreements with Nuveen Asset Management, LLC, (the “Sub-Adviser”),a subsidiary of the Adviser, under which the Sub-Advisermanages the investment portfolios of the Funds. Fund Mergers: Effective prior to the opening of business on April 17, 2023, Nuveen Ohio Quality Municipal Income Fund (NUO) and Nuveen Georgia Quality Municipal Income Fund (NKG) (the “Target Funds”) were each merged into NZF (the “Acquiring Fund”) (each a “Merger”). With respect to each Merger of a Target Fund with and into the Acquiring Fund, the separate legal existence of the Target Fund ceased for all purposes and the Acquiring Fund succeeded to all the assets and assumed all the liabilities of the Target Fund. Shares of the Target Fund were converted into newly issued shares of the Acquiring Fund. Holders of common shares of the Target Fund received newly issued common shares of the Acquiring Fund, the aggregate net asset value (“NAV”) of which was equal to the aggregate NAV of the common shares of the Target Fund held immediately prior to the Merger (including for this purpose fractional Acquiring Fund shares to which shareholders were entitled). For accounting and performance reporting purposes, the Acquiring Fund is the survivor. Developments Regarding the Fund’s Control Share By-Law: On October 5, 2020, the Funds and certain other closed-endfunds in the Nuveen fund complex amended their by-laws.Among other things, the amended by-lawsincluded provisions pursuant to which, in summary, a shareholder who obtains beneficial ownership of common shares in