DOSSIER · 13F Holders · Q2 2026

BLACK HAWK ACQUISITION CORP

4 institutions still hold BLACK HAWK ACQUISITION CORP as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G1148A127·4 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$232K
visible holders
Holders
4
filers reporting
Concentration
86.99%
JPMORGAN CHASE & CO #1
top holder share
AI Holders Summary · Q2 2026

4 institutions reported BLACK HAWK ACQUISITION CORP in Q2 2026. JPMORGAN CHASE & CO leads at 87.0% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
JPMORGAN CHASE & CO
CIK 0000019617
$202K17K0.00%Q2 2026
02
Clear Street Group Inc.
CIK 0001881567
$30K3K0.00%Q2 2026
03
UBS Group AG
CIK 0001610520
$1210.00%Q2 2026
04
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025