NUVEEN MUNI HI INC OPPORT (NMZ) Top Institutional Shareholders
NUVEEN MUNI HI INC OPPORT (NMZ) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $198.98M in NMZ holdings during the latest filing period.
Morgan Stanley is currently the largest disclosed institutional shareholder of NMZ tracked by InsiderSet, reporting ownership valued at approximately $27.67M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $27.43M, representing an estimated loss of -0.87% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 65% of the total disclosed NMZ value among the investors covered in this analysis. Major shareholders include Morgan Stanley, Guggenheim Capital Llc, Ubs Group Ag, and several other long-term asset managers with concentrated positions in NUVEEN MUNI HI INC OPPORT (NMZ).
This page ranks the largest institutional NMZ shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
135
Total Reported Value
$198.98M
Largest Holder
Morgan Stanley
Largest Position
$27.67M
Insider Transactions (90d)
1
Latest Filing Quarter
Q1 2026
New Institutional Positions
147
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Morgan Stanley | 0.00% | 2,665,732 | $27,670,299 | $27,430,382 | -$239,917 | -0.87% | |
| Guggenheim Capital Llc | 0.17% | 2,043,438 | $21,210,886 | $21,026,977 | -$183,909 | -0.87% | |
| Ubs Group Ag | 0.00% | 1,919,703 | $19,926,517 | $19,753,744 | -$172,773 | -0.87% | |
| Hennion & Walsh Asset Management, Inc. | 0.57% | 1,639,102 | $17,013,879 | $16,866,360 | -$147,519 | -0.87% | |
| Raymond James Financial Inc | 0.00% | 1,119,962 | $11,625,214 | $11,524,409 | -$100,805 | -0.87% | |
| Wells Fargo & Company/Mn | 0.00% | 878,670 | $9,120,599 | $9,041,514 | -$79,085 | -0.87% | |
| Lpl Financial Llc | 0.00% | 764,071 | $7,931,052 | $7,862,291 | -$68,761 | -0.87% | |
| Melone Private Wealth, Llc | 2.85% | 672,622 | $6,981,820 | $6,921,280 | -$60,540 | -0.87% | |
| Cetera Investment Advisers | 0.00% | 397,625 | $4,127,352 | $4,091,561 | -$35,791 | -0.87% | |
| Bank Of America Corp | 0.00% | 389,199 | $4,039,884 | $4,004,858 | -$35,026 | -0.87% | |
| Northwestern Mutual Wealth Management Co | 0.00% | 340,621 | $3,535,643 | $3,504,990 | -$30,653 | -0.87% | |
| Robinson Capital Management, Llc | 1.52% | 332,674 | $3,386,622 | $3,423,215 | +$36,593 | +1.08% | |
| Gridiron Partners, Llc | 2.03% | 319,835 | $3,319,887 | $3,291,102 | -$28,785 | -0.87% | |
| Royal Bank Of Canada | 0.00% | 277,517 | $2,881,000 | $2,855,650 | -$25,350 | -0.88% | |
| Advisors Asset Management, Inc. | 0.05% | 262,394 | $2,723,650 | $2,700,034 | -$23,616 | -0.87% | |
| Stifel Financial Corp | 0.00% | 260,916 | $2,708,307 | $2,684,826 | -$23,481 | -0.87% | |
| Osaic Holdings, Inc. | 0.00% | 221,890 | $2,303,311 | $2,283,248 | -$20,063 | -0.87% | |
| Commonwealth Equity Services, Llc | 0.00% | 220,069 | $2,284,312 | $2,264,510 | -$19,802 | -0.87% | |
| Onedigital Investment Advisors Llc | 0.02% | 186,486 | $1,935,720 | $1,918,941 | -$16,779 | -0.87% | |
| Platform Technology Partners | 0.35% | 173,235 | $1,798,174 | $1,782,588 | -$15,586 | -0.87% | |
| Kestra Advisory Services, Llc | 0.01% | 171,598 | $1,781,191 | $1,765,743 | -$15,448 | -0.87% | |
| Mariner, Llc | 0.00% | 159,675 | $1,657,431 | $1,643,056 | -$14,375 | -0.87% | |
| Ae Wealth Management Llc | 0.01% | 158,856 | $1,648,929 | $1,634,628 | -$14,301 | -0.87% | |
| Baird Financial Group, Inc. | 0.00% | 157,561 | $1,635,483 | $1,621,303 | -$14,180 | -0.87% | |
| High Net Worth Advisory Group Llc | 0.34% | 140,264 | $1,455,943 | $1,443,317 | -$12,626 | -0.87% | |
| Truist Financial Corp | 0.00% | 138,994 | $1,442,754 | $1,430,248 | -$12,506 | -0.87% | |
| Palogic Value Management, L.P. | 0.61% | 133,250 | $1,383,135 | $1,371,143 | -$11,993 | -0.87% | |
| Rockefeller Capital Management L.P. | 0.00% | 131,227 | $1,362,143 | $1,350,326 | -$11,817 | -0.87% | |
| Pfg Investments, Llc | 0.06% | 127,716 | $1,325,691 | $1,314,198 | -$11,493 | -0.87% | |
| Highpoint Advisor Group Llc | 0.05% | 125,194 | $1,299,515 | $1,288,246 | -$11,269 | -0.87% | |
| Cerity Partners Llc | 0.00% | 118,083 | $1,225,701 | $1,215,074 | -$10,627 | -0.87% | |
| Ellis Investment Partners, Llc | 0.20% | 111,427 | $1,156,620 | $1,146,584 | -$10,036 | -0.87% | |
| Mfa Wealth Services | 0.75% | 109,546 | $1,137,088 | $1,127,228 | -$9,860 | -0.87% | |
| Wakefield Asset Management Lllp | 0.28% | 101,823 | $1,057,422 | $1,047,759 | -$9,663 | -0.91% | |
| &Partners | 0.00% | 93,425 | $969,756 | $961,343 | -$8,413 | -0.87% | |
| Ameriprise Financial Inc | 0.00% | 91,111 | $945,730 | $937,532 | -$8,198 | -0.87% | |
| Ausdal Financial Partners, Inc. | 0.04% | 84,715 | $879,966 | $871,717 | -$8,249 | -0.94% | |
| Tcp Asset Management, Llc | 0.11% | 83,795 | $869,792 | $862,251 | -$7,541 | -0.87% | |
| Envestnet Asset Management Inc | 0.00% | 81,601 | $847,022 | $839,674 | -$7,348 | -0.87% | |
| Camelot Portfolios, Llc | 0.57% | 72,853 | $756,213 | $749,657 | -$6,556 | -0.87% | |
| Wespac Advisors, Llc | 0.41% | 72,603 | $753,619 | $747,085 | -$6,534 | -0.87% | |
| Worthington Financial Partners, Llc | 0.63% | 70,251 | $729,201 | $722,883 | -$6,318 | -0.87% | |
| Venture Visionary Partners Llc | 0.02% | 70,191 | $728,587 | $722,265 | -$6,322 | -0.87% | |
| Eq Wealth Advisors, Llc | 0.40% | 65,886 | $683,898 | $677,967 | -$5,931 | -0.87% | |
| Private Advisor Group, Llc | 0.00% | 54,264 | $563,260 | $558,377 | -$4,883 | -0.87% | |
| Yhb Investment Advisors, Inc. | 0.04% | 53,055 | $550,711 | $545,936 | -$4,775 | -0.87% | |
| Xtx Topco Ltd | 0.01% | 49,330 | $512,045 | $507,606 | -$4,439 | -0.87% | |
| Core Wealth Partners Llc | 0.22% | 44,563 | $462,564 | $458,553 | -$4,011 | -0.87% | |
| Traynor Capital Management, Inc. | 0.03% | 45,081 | $451,258 | $463,883 | +$12,625 | +2.80% | |
| Smith, Moore & Co. | 0.03% | 42,799 | $444,257 | $440,402 | -$3,855 | -0.87% |
Frequently asked questions about NMZ
Who owns the most NMZ stock?
The largest holders of NMZ are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for NUVEEN MUNI HI INC OPPORT (NMZ).
Is NMZ widely held by superinvestors?
Many widely followed stocks like NMZ appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly NMZ is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.