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Form N-CSR - Certified Shareholder Report:
SEC Accession No. 0001193125-24-003424
Filing Date
2024-01-05
Accepted
2024-01-05 16:41:26
Documents
30
Period of Report
2023-10-31
Effectiveness Date
2024-01-05

Document Format Files

Seq Description Document Type Size
1 NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND d534681dncsr.htm   iXBRL N-CSR 8973831
2 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT d534681dex99cert.htm EX-99.CERT 16596
3 CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT d534681dex99906cert.htm EX-99.906CERT 4122
4 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM d534681dex99indpubacct.htm EX-99.IND PUB ACCT 1804
5 EX-99.PROXYVOTE d534681dex99proxyvote.htm EX-99.PROXYVOTE 35665
10 GRAPHIC g534681g1g55m01.jpg GRAPHIC 7446
11 GRAPHIC g534681g1g55m02.jpg GRAPHIC 12975
12 GRAPHIC g534681g1g55m03.jpg GRAPHIC 7159
13 GRAPHIC g534681g1g55m04.jpg GRAPHIC 29859
14 GRAPHIC g534681g1g55m05.jpg GRAPHIC 41884
15 GRAPHIC g534681g1g55m06.jpg GRAPHIC 31558
16 GRAPHIC g534681g1g55m07.jpg GRAPHIC 41465
17 GRAPHIC g534681g1g55m08.jpg GRAPHIC 29834
18 GRAPHIC g534681g1g55m09.jpg GRAPHIC 36883
19 GRAPHIC g534681g1g55m10.jpg GRAPHIC 27302
20 GRAPHIC g534681g1g55m11.jpg GRAPHIC 32893
21 GRAPHIC g534681g1g55m12.jpg GRAPHIC 26701
22 GRAPHIC g534681g1g55m13.jpg GRAPHIC 36717
  Complete submission text file 0001193125-24-003424.txt   12313910

Data Files

Seq Description Document Type Size
6 XBRL TAXONOMY EXTENSION SCHEMA ck0001266585-20231031.xsd EX-101.SCH 15907
7 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE ck0001266585-20231031_def.xml EX-101.DEF 21547
8 XBRL TAXONOMY EXTENSION LABEL LINKBASE ck0001266585-20231031_lab.xml EX-101.LAB 35776
9 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE ck0001266585-20231031_pre.xml EX-101.PRE 23912
24 EXTRACTED XBRL INSTANCE DOCUMENT d534681dncsr_htm.xml XML 549557
Mailing Address 333 WEST WACKER DRIVE CHICAGO IL 60606
Business Address 333 W WACKER DRIVE CHICAGO IL 60606 312 917 8146
NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND (Filer) CIK: 0001266585 (see all company filings)

IRS No.: 000000000 | State of Incorp.: MA
Type: N-CSR | Act: 40 | File No.: 811-21449 | Film No.: 24516801