# CALAMOS ETF TR (CBXO)

> Institutional ownership reported to the SEC as of Q2 2026, from Form 13F filings. Source: https://holderbook.com/stocks/CBXO/

- Reporting holders: 8
- Reported value: $5.5M
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [SUSQUEHANNA INTERNATIONAL GROUP, LLP](https://holderbook.com/funds/1446194-susquehanna-international-group-llp/) | $3.1M | 140,376 | 0.0% | 3 |
| [JANE STREET GROUP, LLC](https://holderbook.com/funds/1595888-jane-street-group-llc/) | $1.1M | 49,431 | 0.0% | 3 |
| [OLD MISSION CAPITAL LLC](https://holderbook.com/funds/1455915-old-mission-capital-llc/) | $609.0K | 27,639 | 0.0% | 2 |
| [Calamos Advisors LLC](https://holderbook.com/funds/1316507-calamos-advisors-llc/) | $372.1K | 16,885 | 0.0% | 3 |
| [Ankerstar Wealth, LLC](https://holderbook.com/funds/2053917-ankerstar-wealth-llc/) | $174.5K | 7,917 | 0.1% | 3 |
| [VIMA LLC](https://holderbook.com/funds/2012155-vima-llc/) | $165.7K | 7,521 | 0.2% | 1 |
| [Farther Finance Advisors, LLC](https://holderbook.com/funds/1992825-farther-finance-advisors-llc/) | $8.8K | 400 | 0.0% | 2 |
| [Capital Investment Advisory Services, LLC](https://holderbook.com/funds/1659203-capital-investment-advisory-services-llc/) | $6.6K | 302 | 0.0% | 1 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 8 | $5.5M |
| Q1 2026 | 7 | $3.3M |
| Q4 2025 | 7 | $3.5M |
| Q2 2025 | 1 | $320.7K |