🕵️ Pioneer Municipal High Income Fund, Inc. ($MHI)
SEC insider & ownership activity, last 12 months · CIK 1223026 · every row links its SEC filing
Insiders were quiet over the last 12 months – no open-market buys or sells. No red-flag 8-Ks in the window.
Insider flow
0 buyers, $0 (0 lots) · 0 sellers, $0 (0 lots)
No open-market insider transactions in the last 12 months.
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| SABA Capital Management GP, LLC | 17.9% | 13D | Dec 27, 2024 | filing ↗ | |
| SABA Capital Management, L.P. | 17.9% | 13D | Dec 27, 2024 | filing ↗ | |
| Boaz R. Weinstein | 17.9% | 13D | Dec 27, 2024 | filing ↗ | |
| SIT Investment Associates, Inc. | 11.5% | 13G | Aug 5, 2025 | filing ↗ | |
| SIT Fixed Income Advisors II, LLC | 11.5% | 13G | Aug 5, 2025 | filing ↗ | |
| Ronald Mass | 5.2% | 13G | Aug 15, 2025 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
No 8-K filings in the last 12 months.