# Nuveen Municipal High Income Opportunity Fund (NMZ) insider trading, Q3 2026

Canonical: https://sec-api.dev/insider-trading/nmz

> 16 non-derivative transactions: 8 purchases ($490), 8 sales ($492). CIK 1266585.

| Date | Insider | Relationship | Code | Shares | Price | Owned after | Filing |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 2026-08-04 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. / BANK OF AMERICA CORP /DE/ | TenPercentOwner | P | 1.0 | 10.19 | 1.0 | https://www.sec.gov/Archives/edgar/data/1266585/000007085826000411/0000070858-26-000411-index.htm |
| 2026-08-04 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. / BANK OF AMERICA CORP /DE/ | TenPercentOwner | S | 1.0 | 10.23 | 0.0 | https://www.sec.gov/Archives/edgar/data/1266585/000007085826000411/0000070858-26-000411-index.htm |
| 2026-08-04 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. / BANK OF AMERICA CORP /DE/ | TenPercentOwner | P | 1.0 | 10.19 | 2.0 | https://www.sec.gov/Archives/edgar/data/1266585/000007085826000411/0000070858-26-000411-index.htm |
| 2026-08-04 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. / BANK OF AMERICA CORP /DE/ | TenPercentOwner | P | 1.0 | 10.18 | 3.0 | https://www.sec.gov/Archives/edgar/data/1266585/000007085826000411/0000070858-26-000411-index.htm |
| 2026-08-04 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. / BANK OF AMERICA CORP /DE/ | TenPercentOwner | S | 1.0 | 10.24 | 2.0 | https://www.sec.gov/Archives/edgar/data/1266585/000007085826000411/0000070858-26-000411-index.htm |
| 2026-08-04 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. / BANK OF AMERICA CORP /DE/ | TenPercentOwner | S | 1.0 | 10.32 | 1.0 | https://www.sec.gov/Archives/edgar/data/1266585/000007085826000411/0000070858-26-000411-index.htm |
| 2026-08-03 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. / BANK OF AMERICA CORP /DE/ | TenPercentOwner | P | 5.0 | 10.22 | 36.0 | https://www.sec.gov/Archives/edgar/data/1266585/000007085826000409/0000070858-26-000409-index.htm |
| 2026-08-03 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. / BANK OF AMERICA CORP /DE/ | TenPercentOwner | S | 7.0 | 10.32 | 29.0 | https://www.sec.gov/Archives/edgar/data/1266585/000007085826000409/0000070858-26-000409-index.htm |
| 2026-08-03 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. / BANK OF AMERICA CORP /DE/ | TenPercentOwner | S | 14.0 | 10.24 | 15.0 | https://www.sec.gov/Archives/edgar/data/1266585/000007085826000409/0000070858-26-000409-index.htm |
| 2026-08-03 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. / BANK OF AMERICA CORP /DE/ | TenPercentOwner | P | 10.0 | 10.21 | 31.0 | https://www.sec.gov/Archives/edgar/data/1266585/000007085826000409/0000070858-26-000409-index.htm |
| 2026-08-03 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. / BANK OF AMERICA CORP /DE/ | TenPercentOwner | P | 7.0 | 10.2 | 7.0 | https://www.sec.gov/Archives/edgar/data/1266585/000007085826000409/0000070858-26-000409-index.htm |
| 2026-08-03 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. / BANK OF AMERICA CORP /DE/ | TenPercentOwner | S | 10.0 | 10.23 | 5.0 | https://www.sec.gov/Archives/edgar/data/1266585/000007085826000409/0000070858-26-000409-index.htm |
| 2026-08-03 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. / BANK OF AMERICA CORP /DE/ | TenPercentOwner | P | 14.0 | 10.21 | 21.0 | https://www.sec.gov/Archives/edgar/data/1266585/000007085826000409/0000070858-26-000409-index.htm |
| 2026-07-31 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. / BANK OF AMERICA CORP /DE/ | TenPercentOwner | S | 5.0 | 10.33 | 0.0 | https://www.sec.gov/Archives/edgar/data/1266585/000007085826000409/0000070858-26-000409-index.htm |
| 2026-07-24 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. / BANK OF AMERICA CORP /DE/ | TenPercentOwner | P | 9.0 | 10.24 | 9.0 | https://www.sec.gov/Archives/edgar/data/1266585/000007085826000368/0000070858-26-000368-index.htm |
| 2026-07-24 | MERRILL LYNCH, PIERCE, FENNER & SMITH INC. / BANK OF AMERICA CORP /DE/ | TenPercentOwner | S | 9.0 | 10.18 | 0.0 | https://www.sec.gov/Archives/edgar/data/1266585/000007085826000368/0000070858-26-000368-index.htm |

Source: https://www.sec.gov/data-research/sec-markets-data/insider-transactions-data-sets

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