In the last 12 months, insiders at NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND ($NMZ) filed 46 transactions with the SEC: 20 open-market purchases totaling $371,304 and 24 sales totaling $297,573. Net insider sentiment: net buying.
Most Active Insiders
- BANK OF AMERICA CORP /DE/ (TenPercentOwner) — 8 transactions totaling $369,206
- BANK OF AMERICA CORP /DE/ (Not found) — 36 transactions totaling $295,301
- Siffermann William A (Vice President) — 2 transactions totaling $4,370
View all SEC Filings for NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND (NMZ).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| March 5, 2026 | Siffermann William A | Vice President | P | Common Stock | 100 | $10.48 | 913.9717 | 0 | 12.29% | 0.00% |
| Dec. 11, 2025 | BANK OF AMERICA CORP /DE/ | TenPercentOwner | J | Adjustable Rate MuniFund Term Preferred Shares | 1000 | $0.00 | 1,870.0000 | 0 | 114.94% | 0.00% |
| Dec. 11, 2025 | BANK OF AMERICA CORP /DE/ | TenPercentOwner | J | Adjustable Rate MuniFund Term Preferred Shares | 1000 | $0.00 | 1,870.0000 | 0 | 34.84% | 0.00% |
| Oct. 10, 2025 | BANK OF AMERICA CORP /DE/ | TenPercentOwner | P | COMMON STOCK | 6440 | $10.56 | 6,440.0000 | 0 | 9999.99% | 0.00% |
| Oct. 10, 2025 | BANK OF AMERICA CORP /DE/ | TenPercentOwner | S | COMMON STOCK | 6440 | $10.64 | 0.0000 | 0 | 100.00% | 0.00% |
| Oct. 9, 2025 | BANK OF AMERICA CORP /DE/ | TenPercentOwner | S | COMMON STOCK | 190 | $10.62 | 0.0000 | 0 | 100.00% | 0.00% |
| Oct. 9, 2025 | BANK OF AMERICA CORP /DE/ | TenPercentOwner | P | COMMON STOCK | 190 | $10.62 | 190.0000 | 0 | 9999.99% | 0.00% |
| Sept. 17, 2025 | BANK OF AMERICA CORP /DE/ | TenPercentOwner | P | COMMON STOCK | 10784 | $10.65 | 10,784.0000 | 0 | 9999.99% | 0.00% |
| Sept. 17, 2025 | BANK OF AMERICA CORP /DE/ | TenPercentOwner | S | COMMON STOCK | 10784 | $10.56 | 0.0000 | 0 | 100.00% | 0.00% |
| March 21, 2025 | Siffermann William A | Vice President | P | Common Stock | 300 | $11.08 | 609.8060 | 0 | 96.83% | 0.00% |
| Jan. 15, 2025 | BANK OF AMERICA CORP /DE/ | Not found | P | COMMON STOCK | 1 | $10.79 | 1.0000 | 0 | 9999.99% | 0.00% |
| Jan. 15, 2025 | BANK OF AMERICA CORP /DE/ | Not found | S | COMMON STOCK | 5 | $10.94 | 0.0000 | 0 | 100.00% | 0.00% |
| Jan. 15, 2025 | BANK OF AMERICA CORP /DE/ | Not found | S | COMMON STOCK | 1 | $10.96 | 5.0000 | 0 | 16.67% | 0.00% |
| Jan. 15, 2025 | BANK OF AMERICA CORP /DE/ | Not found | P | COMMON STOCK | 5 | $10.79 | 6.0000 | 0 | 500.00% | 0.00% |
| June 20, 2016 | BANK OF AMERICA CORP /DE/ | Not found | S | Common Stock | 1340 | $14.56 | 800.0000 | 0 | 62.62% | 0.00% |
| June 20, 2016 | BANK OF AMERICA CORP /DE/ | Not found | S | Common Stock | 590 | $14.53 | 210.0000 | 0 | 73.75% | 0.00% |
| June 20, 2016 | BANK OF AMERICA CORP /DE/ | Not found | S | Common Stock | 210 | $14.59 | 0.0000 | 0 | 100.00% | 0.00% |
| Aug. 11, 2016 | BANK OF AMERICA CORP /DE/ | Not found | P | Common Stock | 4 | $15.06 | 4.0000 | 0 | 9999.99% | 0.00% |
| Aug. 18, 2016 | BANK OF AMERICA CORP /DE/ | Not found | S | Common Stock | 4 | $15.08 | 0.0000 | 0 | 100.00% | 0.00% |
| Sept. 6, 2016 | BANK OF AMERICA CORP /DE/ | Not found | S | Common Stock | 132 | $15.08 | 0.0000 | 0 | 100.00% | 0.00% |
| Sept. 22, 2016 | BANK OF AMERICA CORP /DE/ | Not found | P | Common Stock | 132 | $14.59 | 0.0000 | 0 | 0.00% | 0.00% |
| Sept. 27, 2016 | BANK OF AMERICA CORP /DE/ | Not found | P | Common Stock | 488 | $14.58 | 488.0000 | 0 | 9999.99% | 0.00% |
| Oct. 3, 2016 | BANK OF AMERICA CORP /DE/ | Not found | S | Common Stock | 488 | $14.48 | 0.0000 | 0 | 100.00% | 0.00% |
| Nov. 8, 2016 | BANK OF AMERICA CORP /DE/ | Not found | P | Common Stock | 7000 | $13.54 | 7,000.0000 | 0 | 9999.99% | 0.00% |
| Nov. 8, 2016 | BANK OF AMERICA CORP /DE/ | Not found | S | Common Stock | 100 | $13.53 | 5,900.0000 | 0 | 1.67% | 0.00% |
| Nov. 8, 2016 | BANK OF AMERICA CORP /DE/ | Not found | S | Common Stock | 100 | $13.53 | 5,800.0000 | 0 | 1.69% | 0.00% |
| Nov. 8, 2016 | BANK OF AMERICA CORP /DE/ | Not found | S | Common Stock | 100 | $13.53 | 5,700.0000 | 0 | 1.72% | 0.00% |
| Nov. 8, 2016 | BANK OF AMERICA CORP /DE/ | Not found | S | Common Stock | 50 | $13.53 | 5,650.0000 | 0 | 0.88% | 0.00% |
| Nov. 8, 2016 | BANK OF AMERICA CORP /DE/ | Not found | S | Common Stock | 100 | $13.53 | 5,550.0000 | 0 | 1.77% | 0.00% |
| Nov. 8, 2016 | BANK OF AMERICA CORP /DE/ | Not found | S | Common Stock | 500 | $13.53 | 5,050.0000 | 0 | 9.01% | 0.00% |
| Nov. 8, 2016 | BANK OF AMERICA CORP /DE/ | Not found | S | Common Stock | 1000 | $13.53 | 6,000.0000 | 0 | 14.29% | 0.00% |
| June 5, 2014 | BANK OF AMERICA CORP /DE/ | Not found | S | Common Stock | 2500 | $13.18 | 0.0000 | 0 | 100.00% | 0.00% |
| June 10, 2014 | BANK OF AMERICA CORP /DE/ | Not found | P | Common Stock | 2500 | $13.38 | 0.0000 | 0 | 0.00% | 0.00% |
| Dec. 29, 2014 | BANK OF AMERICA CORP /DE/ | Not found | P | Common Stock | 200 | $13.38 | 200.0000 | 0 | 9999.99% | 0.00% |
| Dec. 30, 2014 | BANK OF AMERICA CORP /DE/ | Not found | S | Common Stock | 200 | $13.35 | 0.0000 | 0 | 100.00% | 0.00% |
| March 10, 2015 | BANK OF AMERICA CORP /DE/ | Not found | S | Common Stock | 679 | $13.83 | 0.0000 | 0 | 100.00% | 0.00% |
| March 11, 2015 | BANK OF AMERICA CORP /DE/ | Not found | P | Common Stock | 679 | $13.76 | 0.0000 | 0 | 0.00% | 0.00% |
| July 31, 2015 | BANK OF AMERICA CORP /DE/ | Not found | S | Common Stock | 29 | $13.38 | 0.0000 | 0 | 100.00% | 0.00% |
| Aug. 5, 2015 | BANK OF AMERICA CORP /DE/ | Not found | P | Common Stock | 29 | $13.34 | 0.0000 | 0 | 0.00% | 0.00% |
| Jan. 15, 2016 | BANK OF AMERICA CORP /DE/ | Not found | P | Common Stock | 15 | $13.84 | 15.0000 | 0 | 9999.99% | 0.00% |
| Jan. 22, 2016 | BANK OF AMERICA CORP /DE/ | Not found | S | Common Stock | 15 | $13.80 | 0.0000 | 0 | 100.00% | 0.00% |
| June 17, 2016 | BANK OF AMERICA CORP /DE/ | Not found | P | Common Stock | 210 | $14.60 | 210.0000 | 0 | 9999.99% | 0.00% |
| June 17, 2016 | BANK OF AMERICA CORP /DE/ | Not found | P | Common Stock | 590 | $14.59 | 800.0000 | 0 | 280.95% | 0.00% |
| June 17, 2016 | BANK OF AMERICA CORP /DE/ | Not found | P | Common Stock | 1340 | $14.60 | 2,140.0000 | 0 | 167.50% | 0.00% |
| Dec. 3, 2024 | BANK OF AMERICA CORP /DE/ | Not found | S | COMMON STOCK | 75 | $11.54 | 0.0000 | 0 | 100.00% | 0.00% |
| Dec. 3, 2024 | BANK OF AMERICA CORP /DE/ | Not found | P | COMMON STOCK | 75 | $11.55 | 75.0000 | 0 | 9999.99% | 0.00% |