SEC 13F Intelligence

CALAMOS ETF TR

CUSIP 12811T555

Calamos Etf Tr has 6 institutional holders in Filings Flow’s 13F database, together reporting 90.0K shares worth $2M as of Q1 2026. The largest reported holders are Atx Financial Planning, LLC, Susquehanna International Group, LLP, and Cgn Advisors LLC.

Institutional Holders
6
Q1 2026
Reported Value
$2M
Ticker
unmapped
private placement or foreign
Quarters Tracked
3

Ownership Trend

Institutional holders
Q4 ’25: 2Q4 ’25Q1 ’26: 6Q1 ’26Q2 ’26: 1Q2 ’26filingsflow.com
Total reported value
Q4 ’25: $882,115Q4 ’25Q1 ’26: $2MQ1 ’26Q2 ’26: $281,360Q2 ’26filingsflow.com

Holders

Mixed quarters
Manager% of PortfolioValueSharesQuarter
ATX Financial Planning, LLC$132M AUM0.41%$536,54929.7KQ1 2026OLDER
WINNOW WEALTH LLC$130M AUM0.17%$224,81612.5KQ1 2026OLDER
CGN Advisors LLC$1.4B AUM0.02%$281,36016.3KQ2 2026
OLD MISSION CAPITAL LLC$6.3B AUM0.00%$279,96615.5KQ1 2026OLDER
SUSQUEHANNA INTERNATIONAL GROUP, LLP$893.3B AUM0.00%$290,25816.1KQ1 2026OLDER
UBS Group AG$666.3B AUM0.00%$1,48182Q1 2026OLDER

Holdings are reported up to 45 days after quarter end. Share counts are as filed and not adjusted for stock splits.