Institutional Ownership
Calamos ETF Tr
CUSIP 12811T761S&P 500 STRUCTURCPSRQ1 2026
13D / 13G Filings
0
Schedule 13D/13G on record
Beneficial Filers
0
Distinct reporting persons
Largest Stake
—
Max % of class reported
Institutional Holders
21
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
Schedule 13D (activist) & 13G (passive) 5%+ ownership filings
No 13D/13G filings on record yet
Schedule 13D/13G beneficial-ownership filings from 2020–present are ingested from SEC EDGAR. Coverage expands as the backfill and daily crawler run.
Top Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Calamos Advisors LLC | 429.2K | $10.85M |
| 2 | Calamos Wealth Management LLC | 73.7K | $1.86M |
| 3 | Susquehanna International Group, LLP | 28.2K | $712.8K |
| 4 | Commonwealth Equity Services, LLC | 27.8K | $702.4K |
| 5 | Farther Finance Advisors, LLC | 17.9K | $453.8K |
| 6 | Blue Water Asset Management | 16.7K | $421.1K |
| 7 | Leclair Wealth Partners LLC | 16.7K | $421.1K |
| 8 | Fortitude Advisory Group L.L.C. | 15.2K | $383.8K |
| 9 | Stolz & Associates, Ps | 11.5K | $293.0K |
| 10 | Cetera Investment Advisers | 11.6K | $292.6K |