# EDGAR Filing Document

**Accession Number:** 0001579881
**File Stem:** 0001410368-26-067705
**Filing Date:** 2026-6
**Character Count:** 5489
**Document Hash:** 44d2dc7b6c4a2111792f9d04a0f790de
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001410368-26-067705.hdr.sgml**: 20260626

**ACCESSION NUMBER**: 0001410368-26-067705

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20260430

**FILED AS OF DATE**: 20260626

**DATE AS OF CHANGE**: 20260626

**PERIOD START**: 20260731

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Calamos ETF Trust
- **CENTRAL INDEX KEY:** 0001579881

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-22887
- **FILM NUMBER:** 261128633

**BUSINESS ADDRESS:**
- **STREET 1:** 2020 CALAMOS COURT
- **CITY:** NAPERVILLE
- **STATE:** IL
- **ZIP:** 60563
- **BUSINESS PHONE:** 630-245-8394

**MAIL ADDRESS:**
- **STREET 1:** 2020 CALAMOS COURT
- **CITY:** NAPERVILLE
- **STATE:** IL
- **ZIP:** 60563

## Series and Classes Contracts Data

### Calamos Autocallable Income ETF (Series ID: S000093393)

| Class ID   | Class Name                      | Ticker Symbol   |
|:---|:---|:---|
| C000261610 | Calamos Autocallable Income ETF | CAIE            |

## Form NPORT-P: Monthly Portfolio Investments Report

### NPORT-P: Part A: General Information

**Item A.1. Information about the Registrant.**

- **a. Name of Registrant:** Calamos ETF Trust

- **b. Investment Company Act file number:** 811-22887

- **c. CIK number of Registrant:** 0001579881

- **d. LEI of Registrant:** 549300B2KP9WEFDULJ54

- **e. Address and telephone number of Registrant.**

  - **Street Address 1:** 2020 CALAMOS COURT

  - **City:** NAPERVILLE

  - **State:** IL

  - **Foreign country:** US

  - **Zip / Postal Code:** 60563

  - **Telephone number:** 630-245-7200

**Item A.2. Information about the Series.**

- **a. Name of Series:** Calamos Autocallable Income ETF

- **b. EDGAR series identifier (if any):** S000093393

- **c. LEI of Series:** 529900QWW5U1CSOLFX31

**Item A.3. Reporting period.**

- **a. Date of fiscal year-end:** 2026-07-31

- **b. Date as of which information is reported:** 2026-04-30

**Item A.4. Final filing**

Does the Fund anticipate that this will be its final filing on Form N-PORT? **No**

### Fund Information

**Total Assets:** $886267566.95

**Total Liabilities:** $14363500.51

**Net Assets:** $871904066.44

**Cash Not Reported:** $18798335.25

**Currency Risk Metrics (dv01):**

- 

**Credit Spread Risk - Investment Grade (dv01):**

- **3-Month:** 0.00000000 | **1-Year:** 0.00000000 | **5-Year:** 0.00000000 | **10-Year:** 0.00000000 | **30-Year:** 0.00000000

**Credit Spread Risk - Non-Investment Grade (dv01):**

- **3-Month:** 0.00000000 | **1-Year:** 0.00000000 | **5-Year:** 0.00000000 | **10-Year:** 0.00000000 | **30-Year:** 0.00000000

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000261610 | -0.71%               | -3.91%               | 9.46%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $0.00                    | $2586.70                                   |
| Month 2  | $-122.01                 | $-28012.67                                 |
| Month 3  | $-7400.43                | $972281.36                                 |

**Designated Index Information**

- **Index Name:** MerQube US Large-Cap Vol Advantage Autocallable Index

- **Index Identifier:** MerQube US Large-Cap Vol Advantage Autocallable Index

### Schedule of Portfolio Investments

| Name                             | Title                                                                                              | Identifiers                                   | Payoff Profile   | Asset Category   | Issuer Category   | Country   |   Balance | Units   | Value (USD)   | % of Net Assets   | Maturity Date   | Coupon Type   | Annualized Rate (%)   | Restricted?   |   Fair Value Level | Lending Status   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| Calamos Tax-Aware Collateral ETF | Calamos Tax-Aware Collateral ETF                                                                   | CUSIP: 12811T514<br>LEI: 529900YEZN1C0XQHEE23 | Long             | EC               | RF                | US        |   6824236 | NS      | $683549598.94 | 78.40%            |  |  |  | No            |                  1 | On Loan: No      |
| United States Treasury           | U.S. Treasury Bills                                                                                | CUSIP: 912797TL1<br>LEI: 254900HROIFWPRGM1V77 | Long             | STIV             | UST               | US        | 117609200 | PA      | $117562946.65 | 13.48%            | 2026-05-05      | None          | 0.00%                 | No            |                  2 | On Loan: No      |
| JPMorgan Chase Bank NA           | Long: 488944334 TRS USD R E MQAUTOCL TRS / Short: 488944334 TRS USD P V 00MSOFR FIN SOFRRATE 10 BP | CUSIP: 000000000<br>LEI: 7H6GLXDRUGQFU57RNE97 | N/A              | DE               |  | US        | 805505069 | OU      | $66356686.11  | 7.61%             |  |  |  | No            |                  2 | On Loan: No      |

### Signature

**Date Signed:** 2026-06-11

**Name of Applicant:** Calamos ETF Trust

**Signature:** Stephen Atkins

**Name of Signer:** Stephen Atkins

**Title:** Treasurer