Company: NMI
Filing Date: 2025-01-06
Form Type: N-CSR
Source: 0001193125-25-002221
Chunk: 6

Company: NUVEEN MUNICIPAL INCOME FUND INC
Filing Date: 2025-01-06
Form: N-CSR
Chunk 6
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 net investment income during any yearly period, such distributions may also include realized gains and/or a return of capital. To the extent that a distribution includes a return of capital the NAV per share may erode. If the Fund’s distribution includes anything other than net investment income, the Fund will provide a notice to shareholders of its best estimate of the distribution sources at that the time of the distribution. These estimates may not match the final tax characterization (for the full year’s distributions) contained in shareholders’ 1099-DIVforms after the end of the year. NUVEEN CLOSED-ENDFUND DISTRIBUTION AMOUNTS The Nuveen Closed-EndFunds’ monthly and quarterly periodic distributions to shareholders are posted on www.nuveen.com and can be found on Nuveen’s enhanced closed-endfund resource page, which is at https://www.nuveen.com/resource-center-closed-end-funds,along with other Nuveen closed-endfund product updates. To ensure timely access to the latest information, shareholders may use a subscribe function, which can be activated at this web page (https://www.nuveen.com/subscriptions). 7 Common Share Information (continued) COMMON SHARE EQUITY SHELF PROGRAM During the current reporting period, NMI was authorized by the Securities and Exchange Commission to issue additional common shares through an equity shelf program (Shelf Offering). Under these programs, NMI, subject to market conditions, may raise additional capital from time to time in varying amounts and offering methods at a net price at or above the Fund’s NAV per common share. The maximum aggregate offering under these Shelf Offerings are as shown in the accompanying table.

|                            |     | NMI        |
| Maximum aggregate offering |     | 2,000,000* |

*For the period May 2, 2024 through October 31, 2024. For the period November 1, 2023 through March 20, 2024 the maximum aggregate offering was 2,200,000. During the current reporting period, NMI did not sell any common shares through its Shelf Offering. Refer to the Notes to Financial Statements for further details on Shelf Offerings and the Fund’s transactions. COMMON SHARE REPURCHASES The Funds’ Board of Directors/Trustees reauthorized an open-market share repurchase program, allowing each Fund to repurchase and retire an aggregate of up to approximately 10% of its outstanding common shares. During the current reporting period, the Funds did not repurchase any of their outstanding