# CALAMOS ETF TR BITCOIN 80 SR ST

CALAMOS ETF TR BITCOIN 80 SR ST is a security (CUSIP 12811T654) tracked across SEC portfolio filings. 9 institutional managers reported $2.8M on Form 13F as of 2026-06-30.

## Summary

- Issuer: CALAMOS ETF TR
- Class: BITCOIN 80 SR ST
- CUSIP: 12811T654
- 13F holders: 9
- 13F value: $2.8M
- 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 | $1.3M | 63,705 |
| JANE STREET GROUP, LLC | NEW YORK, NY | $959K | 44,892 |
| [TITLEIST ASSET MANAGEMENT, LLC](https://search.stillhousedata.com/firm/323567) | SAN ANTONIO, TX | $267K | 13,365 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | BALA CYNWYD, PA | $242K | 11,346 |
| [MCDONALD PARTNERS LLC](https://search.stillhousedata.com/firm/135414) | CLEVELAND, OH | $18K | 913 |
| UBS Group AG | Zurich, V8 | $11K | 504 |
| [Ankerstar Wealth, LLC](https://search.stillhousedata.com/firm/170819) | LEANDER, TX | $6K | 304 |
| [Anfield Capital Management, LLC](https://search.stillhousedata.com/firm/165211) | NEWPORT BEACH, CA | $4K | 194 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | BIRMINGHAM, AL | — | 0 |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/12811T654.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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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.