MIO
Pioneer Municipal High Income Opportunities Fund, Inc.
Pioneer Municipal High Income Opportunities Fund, Inc. (MIO) has 1 SEC Form 4 filing (1 transaction rows) in the rolling window, disclosed by 0 distinct insiders. Most recent filing: Sep 2, 2025.
- Industry:Asset Management - Income
- CEO:Lisa Marinello Jones
- HQ:Boston, MA, US
- IPO:2021-08-06
No open-market insider trades for MIO (Pioneer Municipal High Income Opportunities Fund, Inc.) in the last 365 days.
Why this page may be quiet. Tracefour displays Form 4 open-market purchases (P) and sales (S): the two transaction codes that signal directional conviction. Restricted stock grants, option exercises, gifts, and tax-withholding sales are filed but intentionally not shown: they're disclosure mechanics, not buy/sell decisions.
Many large-cap executives trade through pre-scheduled 10b5-1 plans set months in advance and batch-disclosed each quarter, so the latest filing on EDGAR for a mega-cap can be weeks old without any insider actually choosing to trade in that window.