# EDGAR Filing Document

**Accession Number:** 0001579881
**File Stem:** 0001410368-26-067710
**Filing Date:** 2026-6
**Character Count:** 5548
**Document Hash:** 9c02ba73d82584197660e9d65faa986b
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001410368-26-067710.hdr.sgml**: 20260626

**ACCESSION NUMBER**: 0001410368-26-067710

**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:** 261128638

**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 Nasdaq Autocallable Income ETF (Series ID: S000096613)

| Class ID   | Class Name                             | Ticker Symbol   |
|:---|:---|:---|
| C000265508 | Calamos Nasdaq Autocallable Income ETF |  |

## 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 Nasdaq Autocallable Income ETF

- **b. EDGAR series identifier (if any):** S000096613

- **c. LEI of Series:** 529900U2V62FJWS55H52

**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:** $168590540.80

**Total Liabilities:** $1524690.78

**Net Assets:** $167065850.02

**Cash Not Reported:** $3101414.94

**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 C000265508 | -1.25%               | -3.49%               | 13.11%               |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $0.00                    | $587.66                                    |
| Month 2  | $0.00                    | $-4669.40                                  |
| Month 3  | $-755.28                 | $172072.89                                 |

**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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| JPMorgan Chase Bank NA           | Long: 511982799 TRS USD R E TRS REC MQAUTOQL JPM / Short: 511982799 TRS USD P V 00MSOFR TRS PAY SOFR +10BP JPM | CUSIP: 000000000<br>LEI: 7H6GLXDRUGQFU57RNE97 | N/A              | DE               |  | US        | 154008274 | OU      | $13072614.82  | 7.82%             |  |  |  | No            |                  2 | On Loan: No      |
| Calamos Tax-Aware Collateral ETF | Calamos Tax-Aware Collateral ETF                                                                               | CUSIP: 12811T514<br>LEI: 529900YEZN1C0XQHEE23 | Long             | EC               | RF                | US        |   1281146 | NS      | $128325989.09 | 76.81%            |  |  |  | No            |                  1 | On Loan: No      |
| United States Treasury           | U.S. Treasury Bills                                                                                            | CUSIP: 912797TL1<br>LEI: 254900HROIFWPRGM1V77 | Long             | STIV             | UST               | US        |  24100000 | PA      | $24090521.95  | 14.42%            | 2026-05-05      | None          | 0.00%                 | 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