2 institutions reported holding $16.5M of Alpine Banks of Colorado (ALPIB) in SEC 13F filings for 2026-03-31. Largest institutional holders: BANC FUNDS CO LLC ($9.8M), Siena Capital Partners GP, LLC ($6.8M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | BANC FUNDS CO LLC | $9.8M | 204,321 | Trimmed |
| 2 | Siena Capital Partners GP, LLC | $6.8M | 143,174 | Hold |
Source: SEC Form 13F filings · as of 2026-03-31