PIONEER MUNICIPAL HIGH INCOME ADVANTAGE FUND, INC.
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SEC XBRL · annualNo structured XBRL financials available (common for pre-2009 filers, foreign issuers, or companies that never reported as a US public company).
5%+ owners
SEC Schedule 13D / 13G · last 3 yrs- Saba Capital Management, L.P.Activist (13D)Sep 2, 2025
- Bank Of America Corp /De/Activist (13D)Aug 20, 2025
- Rivernorth Capital Management, LlcPassive (13G)Aug 14, 2025
Holders who disclosed a 5%+ stake. 13D signals intent to influence or control; 13G is a passive holding. Latest filing per holder — open it for the exact stake.
Insider transactions
SEC Form 4 · most recent| Insider | Date | Type | Shares | Price |
|---|---|---|---|---|
| Saba Capital Management, L.P.10% owner | Aug 27, 2025 | J | 4.0M | $7.67 |
| Bank Of America Corp /De/10% owner | Aug 18, 2025 | J | 500 | — |
| Saba Capital Management, L.P.10% owner | May 5, 2025 | Buy | 14,918 | $8.14 |
| Saba Capital Management, L.P.10% owner | May 1, 2025 | Buy | 100 | $8.13 |
| Saba Capital Management, L.P.10% owner | Apr 29, 2025 | Buy | 9,194 | $8.08 |
| Saba Capital Management, L.P.10% owner | Apr 24, 2025 | Buy | 18,476 | $7.99 |
| Saba Capital Management, L.P.10% owner | Apr 22, 2025 | Buy | 27,787 | $7.92 |
| Saba Capital Management, L.P.10% owner | Apr 21, 2025 | Buy | 13,048 | $7.86 |
| Saba Capital Management, L.P.10% owner | Apr 7, 2025 | Buy | 2,816 | $8.19 |
| Saba Capital Management, L.P.10% owner | Feb 3, 2025 | Buy | 1,215 | $8.54 |
| Saba Capital Management, L.P.10% owner | Jan 31, 2025 | Buy | 6,401 | $8.54 |
| Saba Capital Management, L.P.10% owner | Jan 23, 2025 | Buy | 6,149 | $8.50 |
Headline trade per Form 4 (officers, directors, 10%+ owners). Buy/sell read from the filing's structured data — blank where a field isn't cleanly tagged.
Short interest
FINRA · bi-monthly| Settlement | Shares short | Days to cover | Δ vs prior |
|---|---|---|---|
| Aug 15, 2025 | 68,345 | 1.0 | -10.7% |
| Jul 31, 2025 | 76,557 | 1.0 | +18.0% |
| Jul 15, 2025 | 64,859 | 1.0 | +0.6% |
| Jun 30, 2025 | 64,444 | 1.0 | -0.9% |
| Jun 13, 2025 | 65,028 | 1.1 | +6.0% |
Shares sold short as reported to FINRA. Days-to-cover = short shares ÷ average daily volume — higher means more potential squeeze pressure.
Material events
SEC Form 8-K · most recent- Other material eventMay 20, 2025
- Amended charter or bylawsMay 9, 2025
- Other material eventMay 8, 2025
- Other material eventApr 2, 2025
- Other material eventMar 25, 2025
- Other material eventJul 19, 2024
- Entered a material agreement · Modified shareholder rights · Amended charter or bylawsApr 21, 2021
- Other material eventApr 7, 2021
Events the company reported on Form 8-K, labelled by the SEC item code it filed under — its own classification, not our interpretation.
Recent SEC filings
All filings ↗- NPORT-PMay 28, 2026
- 40-17GVP IV, VVIF II, ET AL - FIDELITY BOND 2026Apr 9, 2026
- NPORT-PFeb 25, 2026
- N-CSRSPIONEER MUNICIPAL HIGH INCOME ADVANTAGE FUND, INC.Dec 5, 2025
- NPORT-PNov 25, 2025
- 4PRIMARY DOCUMENTSep 2, 2025
- SCHEDULE 13D/ASep 2, 2025
- NPORT-PAug 27, 2025
- N-PXAug 27, 2025
- 25-NSEAug 27, 2025
- SCHEDULE 13D/AAug 20, 2025
- 4PRIMARY DOCUMENTAug 20, 2025
- SCHEDULE 13G/AAug 14, 2025
- N-CSR/APIONEER MUNICIPAL HIGH INCOME ADVANTAGE FUND, INC.Jul 21, 2025
- N-23C-2NOTICE OF INTENTION TO REDEEM SECURITIESJul 17, 2025