DOSSIER · 13F Holders · Q1 2026
CBXL

CALAMOS ETF TR

2 institutions still hold CALAMOS ETF TR as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 12811T548·2 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$753K
visible holders
Holders
2
filers reporting
Concentration
65.44%
JANE STREET GROUP, LLC #1
top holder share
AI Holders Summary · Q1 2026

2 institutions reported CBXL in Q1 2026. JANE STREET GROUP, LLC leads at 65.4% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$493K24K0.00%Q1 2026
02
ATX Financial Planning, LLC
CIK 0002111013
$260K13K0.20%Q1 2026