HolderBook

RUBICON TECHNOLOGIES INC (RBTCW)

Institutional ownership reported to the SEC as of Q2 2026, across 15 quarters.

1
Reporting holders
$0
Reported value
0.0%
Held as options
+0
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
Ancora Advisors LLC$08,1500.00%4qHELD

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 20261$08,1500000.0%
Q1 20261$18,1500000.0%
Q4 20252$214,0511000.0%
Q3 20251$18,1501000.0%
Q1 20251$68,1500000.0%
Q4 20241$68,1500000.0%
Q3 20241$128,1500000.0%
Q2 20241$108,1500000.0%
Q1 20241$208,1500000.0%
Q4 20233$2.5K753,6550000.0%
Q3 202329$141.6K11,341,3231372.8%
Q2 202330$227.5K12,367,9380332.8%
Q1 202330$381.5K8,181,4192120.0%
Q4 202224$330.8K7,381,0663320.0%
Q3 202230$1.6M11,529,78430007.6%