1 institutions reported holding $5,075 of Hennessy Advisors Inc (HNNA) in SEC 13F filings for 2026-06-30. Largest institutional holders: MassMutual Private Wealth & Trust, FSB ($5,075). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | MassMutual Private Wealth & Trust, FSB | $5,075 | 500 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30