DOSSIER · 13F Holders · Q2 2026

JACKSON ACQUISITION CO II

3 institutions still hold JACKSON ACQUISITION CO II as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G4992A201·3 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$6M
visible holders
Holders
3
filers reporting
Concentration
97.85%
Calamos Advisors LLC #1
top holder share
AI Holders Summary · Q2 2026

3 institutions reported JACKSON ACQUISITION CO II in Q2 2026. Calamos Advisors LLC leads at 97.8% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
Calamos Advisors LLC
CIK 0001316507
$6M500K0.02%Q2 2026
02
Clear Street Group Inc.
CIK 0001881567
$123K11K0.00%Q2 2026
03
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025