2 institutions reported holding $1.8M of PINNACLE BANKSHARES CORP COM (PPBN) in SEC 13F filings for 2026-03-31. Largest institutional holders: BANC FUNDS CO LLC ($1.7M), GAMMA Investing LLC ($9,334). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | BANC FUNDS CO LLC | $1.7M | 37,464 | Hold |
| 2 | GAMMA Investing LLC | $9,334 | 200 | Hold |
Source: SEC Form 13F filings · as of 2026-03-31