Company: NMZ
Filing Date: 2025-09-29
Form Type: N-14 8C
Source: 0001999371-25-014188
Chunk: 27

Company: NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND
Filing Date: 2025-09-29
Form: N-14 8C
Chunk 27
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 and the Acquiring Fund, as of July 31, 2025, is set forth below.

| New Jersey Municipal(1) | Pennsylvania Municipal(1) |
| Missouri Municipal(1)   | Acquiring Fund(1)         |

| (1) | Ratings                                                                                
 shown are the highest rating given by one of the following national rating agencies:   
 Standard & Poor’s Group (“S&P”), Moody’s Investors Service,                            
 Inc. (“Moody’s”) or Fitch Ratings, Inc. (“Fitch”). Credit                              
 ratings are subject to change. AAA, AA, A, and BBB are investment-grade ratings; BB or 
 lower are below-investment-grade ratings. Certain bonds backed by U.S. government or   
 agency securities are regarded as having an implied rating equal to the rating of such 
 securities. Holdings designated N/R are not rated by these national rating agencies.   |

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State Allocation. A comparison of the state allocation (as a percentage of total investment exposure, which includes the leveraged effect of the Funds’ investments in inverse floating rate securities of tender option bond trusts) of the respective portfolios of each Target Fund and the Acquiring Fund, as of July 31, 2025, is set forth below.

| New Jersey Municipal | Pennsylvania Municipal |
| Missouri Municipal   | Acquiring Fund         |

<div align='center'>11</div>

Leverage.Each Fund may issue preferred shares and may utilize inverse floating rate securities, reverse repurchase agreements (effectively, a secured borrowing) and borrowings (subject to investment restrictions). Each Fund currently employs leverage through the issuance of preferred shares and the use of inverse floaters. In addition, each Fund may use derivatives and other portfolio instruments that have the economic effect of leverage. Certain important ratios related to each Fund’s use of leverage for the last three fiscal years for which published financial statements are available are set forth below:

| New               
 Jersey Municipal  |     | Aug. 
 2025 |     | Aug.    
 2024    |     | Feb.    
 2024    |     | Feb.    
 2023    |
| Asset             
 Coverage Ratio(1) |     | [•]% |     | 279.60% |     | 282.42% |     | 276.55% |
| Regulatory        
 Leverage Ratio(2) |     | [•]% |     | 35.77%  |     | 35.41%