NMZ — NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2016-01-04.
Performance
Technicals
Dividends
Measured signals that fired on NMZ
| date | signal | measured base rate |
|---|---|---|
| 2026-05-21 | Equal lows taken out structure | -0.64% over 21 days · t = -4.75 · n = 55,661 statistically distinguishable from its control group |
| 2026-02-27 | Equal highs taken out structure | -0.70% over 21 days · t = -8.28 · n = 68,636 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-08-04 | BANK OF AMERICA CORP /DE/ 10% owner | Open-market sale | 1 | 10.32 | 10 |
| 2026-08-04 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. 10% owner | Open-market sale | 1 | 10.32 | 10 |
| 2026-08-04 | BANK OF AMERICA CORP /DE/ 10% owner | Open-market sale | 1 | 10.24 | 10 |
| 2026-08-04 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. 10% owner | Open-market sale | 1 | 10.24 | 10 |
| 2026-08-04 | BANK OF AMERICA CORP /DE/ 10% owner | Open-market sale | 1 | 10.23 | 10 |
| 2026-08-04 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. 10% owner | Open-market sale | 1 | 10.23 | 10 |
| 2026-08-04 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. 10% owner | Open-market purchase | 1 | 10.19 | 10 |
| 2026-08-04 | BANK OF AMERICA CORP /DE/ 10% owner | Open-market purchase | 1 | 10.19 | 10 |
| 2026-08-04 | BANK OF AMERICA CORP /DE/ 10% owner | Open-market purchase | 1 | 10.19 | 10 |
| 2026-08-04 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. 10% owner | Open-market purchase | 1 | 10.19 | 10 |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| MORGAN STANLEY | 27.7M | 2.7M |
| GUGGENHEIM CAPITAL LLC | 21.2M | 2.0M |
| UBS Group AG | 19.9M | 1.9M |
| Hennion & Walsh Asset Management, Inc. | 17.0M | 1.6M |
| RAYMOND JAMES FINANCIAL INC | 11.6M | 1.1M |
| WELLS FARGO & COMPANY/MN | 9.1M | 878.7K |
| LPL Financial LLC | 7.9M | 764.1K |
| Melone Private Wealth, LLC | 7.0M | 672.6K |
| Cetera Investment Advisers | 4.1M | 397.6K |
| BANK OF AMERICA CORP /DE/ | 4.0M | 389.2K |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| N-PX | 2026-08-17 | 2026-06-30 | on EDGAR ↗ |
| N-CSRS | 2026-07-02 | 2026-04-30 | on EDGAR ↗ |
| DEF 14A | 2026-07-02 | 2026-08-13 | on EDGAR ↗ |
| 4 | 2026-06-29 | 2026-06-22 | on EDGAR ↗ |
| NPORT-P | 2026-06-24 | 2026-04-30 | on EDGAR ↗ |
| POS EX | 2026-06-11 | — | on EDGAR ↗ |
| N-23C-2 | 2026-05-01 | 2026-05-01 | on EDGAR ↗ |
| 424B3 | 2026-04-24 | — | on EDGAR ↗ |
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
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