DOSSIER · 13F Holders · Q1 2026Cheap mega-capRe-rated
AMBZ
American Business Bank
4 institutions still hold American Business Bank as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.
CUSIP 02475L105·4 13F holders·last filed Mar 31, 2026
AI Holders Summary · Q1 2026
4 institutions reported AMBZ in Q1 2026. BANC FUNDS CO LLC leads at 78.4% of the visible book. +93 net new institutions vs prior quarter — accumulation reading.
Top holders
Sorted by position value. Source: SEC EDGAR 13F-HR filings.