2 institutions reported holding $7.6M of Studio Bank (STBK) in SEC 13F filings for 2026-06-30. Largest institutional holders: BANC FUNDS CO LLC ($5.6M), Siena Capital Partners GP, LLC ($2.0M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | BANC FUNDS CO LLC | $5.6M | 429,056 | Hold |
| 2 | Siena Capital Partners GP, LLC | $2.0M | 148,161 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30