1 institutions reported holding $7.8M of INVESCO MUNI INCOME OPP TRST (OIA) in SEC 13F filings for 2026-06-30. Largest institutional holders: Hennion & Walsh Asset Management, Inc. ($7.8M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Hennion & Walsh Asset Management, Inc. | $7.8M | 1.3M | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30