33 institutions reported holding $12.0M of HENNESSY (HNNA) in SEC 13F filings for 2026-06-30. Largest institutional holders: VANGUARD GROUP INC ($2.7M), Truffle Hound Capital, LLC ($2.0M), AEGIS FINANCIAL CORP ($1.7M), RENAISSANCE TECHNOLOGIES LLC ($991,533), Allworth Financial LP ($826,007). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30