4 institutions reported holding $22.2M of AMERICAN BUSINESS BK LOS (AMBZ) in SEC 13F filings for 2026-03-31. Largest institutional holders: BANC FUNDS CO LLC ($17.4M), Rhino Investment Partners, Inc ($3.3M), FCA CORP /TX ($853,812), FARMERS & MERCHANTS TRUST Co OF LONG BEACH ($653,662). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | BANC FUNDS CO LLC | $17.4M | 245,773 | Trimmed |
| 2 | Rhino Investment Partners, Inc | $3.3M | 46,552 | Trimmed |
| 3 | FCA CORP /TX | $853,812 | 12,034 | Trimmed |
| 4 | FARMERS & MERCHANTS TRUST Co OF LONG BEACH | $653,662 | 9,213 | Hold |
Source: SEC Form 13F filings · as of 2026-03-31