NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND — 425 Filings
7 425 filings on record
This page lists all 425 filings submitted to the SEC by NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND (NMZ), sorted by most recent first. Each row links to the full filing on EdgarLookup. NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND has filed 7 425 documents with the SEC since 2003. To view all SEC filings by NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND, see the full filings list.
All
144
25
3
3/A
4
40-17G
424B2
424B3
424B5
425
486BPOS
497
497J
8-A12B
8-K
AW
AW WD
CERTAMX
CERTNYS
CORRESP
DEF 14A
DEFA14A
EFFECT
N-14 8C
N-14 8C/A
N-2
N-2/A
N-23C-2
N-2ASR
N-2MEF
N-8A
N-CEN
N-CEN/A
N-CSR
N-CSRS
N-PX
N-PX/A
N-Q
NO ACT
NPORT-EX
NPORT-P
NSAR-A
NSAR-B
POS 8C
POS EX
PRE 14A
SC 13D
SC 13D/A
SC 13G
SC 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 425 | FILING UNDER SECURITIES ACT RULE 425 | 0001999371-25-021258 | Dec 29, 2025 | — |
| 425 | NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND 2 | 0001193125-13-225501 | May 17, 2013 | — |
| 425 | NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND | 0001193125-13-225496 | May 17, 2013 | — |
| 425 | NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND 2 | 0001193125-12-506020 | Dec 18, 2012 | — |
| 425 | NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND | 0001193125-12-506016 | Dec 18, 2012 | — |
| 425 | NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND 2 | 0001193125-12-502942 | Dec 14, 2012 | — |
| 425 | NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND | 0001193125-12-502928 | Dec 14, 2012 | — |