NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND — SC 13D/A Filings

3 SC 13D/A filings on record

This page lists all SC 13D/A 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 3 SC 13D/A documents with the SEC since 2003. To view all SEC filings by NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND, see the full filings list.

Overview All Filings Financials Insiders

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
SC 13D/A	SC 13D/A	0001193125-23-118529	Apr 26, 2023	—
SC 13D/A	SC 13D/A	0001193125-23-092341	Apr 5, 2023	—
SC 13D/A	SC 13D/A	0001193125-22-172872	Jun 13, 2022	—