NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND (NMZ) has 4 SEC Form 4 insider filings on record in the last 90 days. That includes 1 insider purchase totalling $184, and 3 sales totalling $31K. Most recent filing: Aug. 6, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
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| Aug. 6, 2026 filed Aug. 4, 2026 | BANK OF AMERICA CORP /DE/ 10% Owner | −$0 | 6 | — | No | |
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| Aug. 4, 2026 filed July 31, 2026 | BANK OF AMERICA CORP /DE/ 10% Owner | −$2 | 72 | 0% | No | |
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| July 28, 2026 filed July 24, 2026 | BANK OF AMERICA CORP /DE/ 10% Owner | +$1 | 18 | — | No | |
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| June 29, 2026 filed June 22, 2026 | MOSCHNER ALBIN F Insider | −$30,180 | 2,912 | −80% | No | |
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Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.
Real-time Telegram alerts the moment a Form 4 is filed. Filings shown here are delayed by 72 hours.
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