Nuveen Municipal High Income Opportunity Fund (NMZ)

CIK 1266585 · operating company. SEC filings, financial statements, 10-K sections, 8-K items and insider trades for Nuveen Municipal High Income Opportunity Fund.

Recent SEC filings

FiledFormAccession number
Sep 3, 202630001225208-26-007596
Sep 3, 202630001225208-26-007597
Sep 1, 202630001225208-26-007467
Aug 17, 2026N-PX0000930413-26-002540
Aug 6, 202640000070858-26-000411
Aug 4, 202640000070858-26-000409
Jul 28, 202640000070858-26-000368
Jul 16, 202640-17G0001193125-26-305551
Jul 2, 2026DEF 14A0001193125-26-293122
Jul 2, 2026N-CSRS0001193125-26-293713
Jun 29, 202640001225208-26-006229
Jun 24, 2026NPORT-P0001266585-26-000012
Jun 11, 2026POS EX0001999371-26-012657
May 1, 2026N-23C-20001999371-26-009698
Apr 29, 2026SCHEDULE 13D/A0001193125-26-191540
Apr 29, 202640001193125-26-193097
Apr 29, 2026SCHEDULE 13D/A0000070858-26-000244
Apr 24, 2026424B30001999371-26-008999
Mar 25, 2026NPORT-P0001266585-26-000006
Mar 19, 20264250001999371-26-006448
Mar 19, 20264250001999371-26-006453
Mar 9, 20264250001999371-26-005289
Mar 9, 20264250001999371-26-005291
Mar 9, 20264250001999371-26-005293
Mar 9, 20264250001999371-26-005290