HolderBook

BEST SPAC I ACQUISITION CORP (BSAAU)

Institutional ownership reported to the SEC as of Q2 2026, across 5 quarters.

3
Reporting holders
$374.6K
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
CITADEL ADVISORS LLC$347.0K25,0000.00%5qHELD
Clear Street Group Inc.$25.3K2,1070.00%4q-98.8%-$2.0M
UBS Group AG$2.3K2170.00%5qHELD

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$374.6K27,3240010.0%
Q1 20264$3.1M294,4290100.0%
Q4 20254$3.0M293,3290120.0%
Q3 202512$10.5M1,038,3211020.0%
Q2 202530$44.5M4,430,84229000.0%