# CALAMOS ETF TR S&P 500 STR APRI

CALAMOS ETF TR S&P 500 STR APRI is a security (CUSIP 12811T753) tracked across SEC portfolio filings. 12 institutional managers reported $13.0M on Form 13F as of 2026-06-30.

## Summary

- Issuer: CALAMOS ETF TR
- Class: S&P 500 STR APRI
- CUSIP: 12811T753
- 13F holders: 12
- 13F value: $13.0M
- 13F period: 2026-06-30
- N-PORT fund positions: 0

## Top institutional holders (Form 13F)

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| [Calamos Advisors LLC](https://search.stillhousedata.com/firm/105758) | NAPERVILLE, IL | $9.6M | 356,378 |
| [Calamos Wealth Management LLC](https://search.stillhousedata.com/firm/143490) | NAPERVILLE, IL | $2.0M | 73,600 |
| [COMMONWEALTH EQUITY SERVICES, LLC](https://search.stillhousedata.com/firm/8032) | WALTHAM, MA | $452K | 16,791 |
| [JIM SAULNIER & ASSOCIATES, LLC](https://search.stillhousedata.com/firm/169889) | FORT COLLINS, CO | $343K | 12,746 |
| TrustBank | OLNEY, IL | $284K | 10,552 |
| Advisory Services Network, LLC | Atlanta, GA | $280K | 10,612 |
| [New England Capital Financial Advisors LLC](https://search.stillhousedata.com/firm/109203) | MERIDEN, CT | $15K | 566 |
| UBS Group AG | Zurich, V8 | $14K | 547 |
| [CENTAURUS FINANCIAL, INC.](https://search.stillhousedata.com/firm/30833) | ANAHEIM, CA | $207 | 7,840 |
| [Motiv8 Investments LLC](https://search.stillhousedata.com/firm/285560) | Port St. Lucie, FL | $36 | 1,397 |
| [Capital Analysts, LLC](https://search.stillhousedata.com/firm/162200) | FORT WASHINGTON, PA | $33 | 1,229 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | BIRMINGHAM, AL | — | 0 |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/12811T753.md)
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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.