Who Owns NUVEEN MUN HIGH INCOME OPPOR (NMZ)? -- Institutional Holders (2026-06-30)

226 institutions reported holding $358.7M of NUVEEN MUN HIGH INCOME OPPOR (NMZ) in SEC 13F filings for 2026-06-30. Largest institutional holders: MORGAN STANLEY ($33.5M), GUGGENHEIM CAPITAL LLC ($25.1M), WELLS FARGO & COMPANY/MN ($24.9M), SIT INVESTMENT ASSOCIATES INC ($24.7M), Hennion & Walsh Asset Management, Inc. ($23.4M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1MORGAN STANLEY$33.5M3.2MAdded
2GUGGENHEIM CAPITAL LLC$25.1M2.4MAdded
3WELLS FARGO & COMPANY/MN$24.9M2.4MAdded
4SIT INVESTMENT ASSOCIATES INC$24.7M2.3MNew
5Hennion & Walsh Asset Management, Inc.$23.4M2.2MAdded
6RAYMOND JAMES FINANCIAL INC$20.4M1.9MAdded
7UBS Group AG$16.2M1.5MTrimmed
8BANK OF AMERICA CORP /DE/$11.8M1.1MAdded
9LPL Financial LLC$11.4M1.1MAdded
10VAN ECK ASSOCIATES CORP$11.2M1.1MAdded
11RIVERNORTH CAPITAL MANAGEMENT, LLC$11.1M1.0MNew
12J.W. COLE ADVISORS, INC.$10.8M1.0MNew
13Cetera Investment Advisers$10.6M1.0MAdded
14Melone Private Wealth, LLC$8.9M846,287Added
15Rockefeller Capital Management L.P.$6.3M592,054Added
16NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO$5.5M516,095Added
17Royal Bank of Canada$4.8M450,516Added
18COMMONWEALTH EQUITY SERVICES, LLC$4.7M446,955Added
19OSAIC HOLDINGS, INC.$3.3M311,793Added
20Advisors Asset Management, Inc.$2.9M271,945Added
21HighTower Advisors, LLC$2.8M265,084New
22Janney Montgomery Scott LLC$2.3M220,498Added
23Baird Financial Group, Inc.$2.3M217,064Added
24Platform Technology Partners$2.0M193,277Added
25Kestra Advisory Services, LLC$2.0M189,986Added

Source: SEC Form 13F filings · as of 2026-06-30