# CALAMOS ETF TR CALLMOS BIT STRU

CALAMOS ETF TR CALLMOS BIT STRU is a security (CUSIP 12811T688) tracked across SEC portfolio filings. 18 institutional managers reported $12.8M on Form 13F as of 2026-06-30.

## Summary

- Issuer: CALAMOS ETF TR
- Class: CALLMOS BIT STRU
- CUSIP: 12811T688
- 13F holders: 18
- 13F value: $12.8M
- 13F period: 2026-06-30
- N-PORT fund positions: 0

## Top institutional holders (Form 13F)

_Showing 15 of 18 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| [Copperleaf Capital, LLC](https://search.stillhousedata.com/firm/117823) | RALEIGH, NC | $7.0M | 266,056 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | BALA CYNWYD, PA | $1.3M | 53,598 |
| [HARBOUR INVESTMENTS, INC.](https://search.stillhousedata.com/firm/19258) | MADISON, WI | $765K | 32,211 |
| EVEXIA WEALTH LLC | STEVENS POINT, WI | $647K | 27,071 |
| [OLD MISSION CAPITAL LLC](https://search.stillhousedata.com/firm/146991) | CHICAGO, IL | $628K | 26,458 |
| [Calamos Advisors LLC](https://search.stillhousedata.com/firm/105758) | NAPERVILLE, IL | $582K | 24,722 |
| [ATX Financial Planning, LLC](https://search.stillhousedata.com/firm/311589) | AUSTIN, TX | $355K | 14,959 |
| Markin Asset Management, LP | RYE, NY | $353K | 15,022 |
| PFG Advisors | Phoenix, AZ | $351K | 14,900 |
| GOLDMAN SACHS GROUP INC | NEW YORK, NY | $251K | 10,587 |
| [Moors & Cabot, Inc.](https://search.stillhousedata.com/firm/594) | BOSTON, MA | $207K | 8,700 |
| [Sigma Planning Corp](https://search.stillhousedata.com/firm/110692) | ANN ARBOR, MI | $204K | 8,572 |
| [Ankerstar Wealth, LLC](https://search.stillhousedata.com/firm/170819) | LEANDER, TX | $194K | 8,173 |
| [Capital Investment Advisory Services, LLC](https://search.stillhousedata.com/firm/149124) | RALEIGH, NC | $25K | 1,068 |
| [Farther Finance Advisors, LLC](https://search.stillhousedata.com/firm/302050) | SAN FRANCISCO, CA | $4K | 165 |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/12811T688.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.