HolderBook

American Business Bank (AMBZ)

Institutional ownership reported to the SEC as of Q2 2026, across 31 quarters.

3
Reporting holders
$18.2M
Reported value
0.0%
Held as options
-1
Holder change

Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.

Holders

FilerValueShares Their book Held Change
BANC FUNDS CO LLC$16.7M229,1732.75%31q-6.8%-$1.2M
FCA CORP /TX$878.5K12,0340.22%21qHELD
FARMERS & MERCHANTS TRUST Co OF LONG BEACH$672.5K9,2130.14%16qHELD

Quarter by quarter

Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.

QuarterHoldersValue SharesNewAdded TrimmedOptions
Q2 20263$18.2M250,4200010.0%
Q1 20264$22.2M313,5720030.0%
Q4 20254$27.5M423,8960010.0%
Q3 20254$24.7M452,1520020.0%
Q2 20254$21.9M513,4200020.0%
Q1 20254$30.0M672,2050020.0%
Q4 20245$34.5M785,5930110.0%
Q3 20245$30.2M795,9130100.0%
Q2 20245$23.9M785,9130030.0%
Q1 20244$10.8M290,6750020.0%
Q4 20234$10.8M301,4780100.0%
Q3 20234$9.0M296,4780100.0%
Q2 20234$4.9M182,7730000.0%
Q1 20234$6.0M182,7730110.0%
Q4 20223$3.6M91,8110100.0%
Q3 20225$31.3M790,6101200.0%
Q2 20224$30.9M773,4740200.0%
Q1 20224$31.6M750,9440110.0%
Q4 20214$30.4M771,0440110.0%
Q3 20214$28.3M745,2290310.0%
Q2 20214$30.3M717,5372200.0%
Q1 20212$25.1M626,3451010.0%
Q4 20201$20.3M638,1850100.0%
Q3 20202$13.6M598,6771100.0%
Q2 20201$10.3M412,4210100.0%
Q1 20202$9.2M406,4251100.0%
Q4 20192$13.1M367,5540100.0%
Q3 20192$8.4M245,2320100.0%
Q2 20193$7.2M224,7840110.0%
Q1 20193$7.5M212,6920000.0%
Q4 20183$6.8M212,6920000.0%