CHICAGO, IL
NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUNDNMZ— Latest position per institution from SEC 13F filings
15
Institutional holders
16.67M
Total shares held
167.54M
Estimated value
833.46K
Avg. position size
MORGAN STANLEY
CIK 895421
Shares
2.67M
Value
27.67M
Filed
Mar 31, 2026
GUGGENHEIM CAPITAL LLC
CIK 1283072
Shares
2.04M
Value
21.21M
Filed
Mar 31, 2026
UBS GROUP AG
CIK 1610520
Shares
1.92M
Value
19.93M
Filed
Mar 31, 2026
HENNION & WALSH ASSET MANAGEMENT, INC.
CIK 1861642
Shares
1.64M
Value
17.01M
Filed
Mar 31, 2026
RAYMOND JAMES FINANCIAL INC
CIK 720005
Shares
1.12M
Value
11.63M
Filed
Mar 31, 2026
WELLS FARGO & COMPANY/MN
CIK 72971
Shares
878.67K
Value
9.12M
Filed
Mar 31, 2026
WOODLINE PARTNERS LP
CIK 1784547
Shares
806.94K
Value
8.71M
Filed
Mar 31, 2023
LPL FINANCIAL LLC
CIK 1403438
Shares
764.07K
Value
7.93M
Filed
Mar 31, 2026
VAN ECK ASSOCIATES CORP
CIK 869178
Shares
674.28K
Value
7K
Filed
Mar 31, 2026
MELONE PRIVATE WEALTH, LLC
CIK 1905765
Shares
672.62K
Value
6.98M
Filed
Mar 31, 2026
RAYMOND JAMES & ASSOCIATES
CIK 1084208
Shares
516.48K
Value
6.02M
Filed
Sep 30, 2024
CETERA INVESTMENT ADVISERS
CIK 1666741
Shares
397.63K
Value
4.13M
Filed
Mar 31, 2026
BANK OF AMERICA CORP /DE/
CIK 70858
Shares
389.20K
Value
4.04M
Filed
Mar 31, 2026
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO
CIK 1141802
Shares
340.62K
Value
3.54M
Filed
Mar 31, 2026
ATRIA WEALTH SOLUTIONS, INC.
CIK 1927543
Shares
339.81K
Value
3.71M
Filed
Mar 31, 2025
ROBINSON CAPITAL MANAGEMENT, LLC
CIK 1599795
Shares
332.67K
Value
3.39M
Filed
Mar 31, 2026
GRIDIRON PARTNERS, LLC
CIK 1910867
Shares
319.83K
Value
3.32M
Filed
Mar 31, 2026
RAYMOND JAMES FINANCIAL SERVICES ADVISORS, INC.
CIK 1462284
Shares
308.57K
Value
3.60M
Filed
Sep 30, 2024
ROYAL BANK OF CANADA
CIK 1000275
Shares
277.52K
Value
2.88M
Filed
Mar 31, 2026
ADVISORS ASSET MANAGEMENT, INC.
CIK 1297376
Shares
262.39K
Value
2.72M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | MORGAN STANLEY | 895421 | 2.67M | 27.67M | Mar 31, 2026 |
| 2 | GUGGENHEIM CAPITAL LLC | 1283072 | 2.04M | 21.21M | Mar 31, 2026 |
| 3 | UBS GROUP AG | 1610520 | 1.92M | 19.93M | Mar 31, 2026 |
| 4 | HENNION & WALSH ASSET MANAGEMENT, INC. | 1861642 | 1.64M | 17.01M | Mar 31, 2026 |
| 5 | RAYMOND JAMES FINANCIAL INC | 720005 | 1.12M | 11.63M | Mar 31, 2026 |
| 6 | WELLS FARGO & COMPANY/MN | 72971 | 878.67K | 9.12M | Mar 31, 2026 |
| 7 | WOODLINE PARTNERS LP | 1784547 | 806.94K | 8.71M | Mar 31, 2023 |
| 8 | LPL FINANCIAL LLC | 1403438 | 764.07K | 7.93M | Mar 31, 2026 |
| 9 | VAN ECK ASSOCIATES CORP | 869178 | 674.28K | 7K | Mar 31, 2026 |
| 10 | MELONE PRIVATE WEALTH, LLC | 1905765 | 672.62K | 6.98M | Mar 31, 2026 |
| 11 | RAYMOND JAMES & ASSOCIATES | 1084208 | 516.48K | 6.02M | Sep 30, 2024 |
| 12 | CETERA INVESTMENT ADVISERS | 1666741 | 397.63K | 4.13M | Mar 31, 2026 |
| 13 | BANK OF AMERICA CORP /DE/ | 70858 | 389.20K | 4.04M | Mar 31, 2026 |
| 14 | NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | 1141802 | 340.62K | 3.54M | Mar 31, 2026 |
| 15 | ATRIA WEALTH SOLUTIONS, INC. | 1927543 | 339.81K | 3.71M | Mar 31, 2025 |
| 16 | ROBINSON CAPITAL MANAGEMENT, LLC | 1599795 | 332.67K | 3.39M | Mar 31, 2026 |
| 17 | GRIDIRON PARTNERS, LLC | 1910867 | 319.83K | 3.32M | Mar 31, 2026 |
| 18 | RAYMOND JAMES FINANCIAL SERVICES ADVISORS, INC. | 1462284 | 308.57K | 3.60M | Sep 30, 2024 |
| 19 | ROYAL BANK OF CANADA | 1000275 | 277.52K | 2.88M | Mar 31, 2026 |
| 20 | ADVISORS ASSET MANAGEMENT, INC. | 1297376 | 262.39K | 2.72M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.