# EDGAR Filing Document

**Accession Number:** 0001579881
**File Stem:** 0001410368-26-067645
**Filing Date:** 2026-6
**Character Count:** 13293
**Document Hash:** b31eae30065241cc94c34692735c7c03
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001410368-26-067645.hdr.sgml**: 20260626

**ACCESSION NUMBER**: 0001410368-26-067645

**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:** 261128566

**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 Equity & Income ETF (Series ID: S000083476)

| Class ID   | Class Name                         | Ticker Symbol   |
|:---|:---|:---|
| C000247126 | Calamos Nasdaq Equity & 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 Equity & Income ETF

- **b. EDGAR series identifier (if any):** S000083476

- **c. LEI of Series:** 529900VLTH1RQZU8GJ19

**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:** $24168445.33

**Total Liabilities:** $14141.08

**Net Assets:** $24154304.25

**Cash Not Reported:** $124605.30

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000247126 | -1.14%               | -4.83%               | 8.38%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $0.00                    | $10426.33                                  |
| Month 2  | $-61485.13               | $-377865.96                                |
| Month 3  | $-2691.26                | $135102.74                                 |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| iShares Broad USD Investment Grade Corporate Bond ETF | iShares Broad USD Investment Grade Corporate Bond ETF | CUSIP: 464288620<br>LEI: 5493004QFMCNV0WLX398 | Long             | EC               | RF                | US        |     18690 | NS      | $957862.50    | 3.97%             |  |  |  | No            |                  1 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2GOOGL 261218 C 340.00                                | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |        64 | NC      | $453672.68    | 1.88%             |  |  |  | No            |                  2 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2CSCO 261218 C 78.00                                  | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |        48 | NC      | $89789.76     | 0.37%             |  |  |  | No            |                  2 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2QQQE 261218 C 101.00                                 | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |        48 | NC      | $70820.68     | 0.29%             |  |  |  | No            |                  2 | On Loan: No      |
| Simplify MBS ETF                                      | Simplify MBS ETF                                      | CUSIP: 82889N525<br>LEI: 529900BTWVWYXPUFO805 | Long             | EC               | RF                | US        |    119060 | NS      | $5874420.40   | 24.32%            |  |  |  | No            |                  1 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2COST 260618 C 1060.00                                | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |        16 | NC      | $27199.55     | 0.11%             |  |  |  | No            |                  2 | On Loan: No      |
| Schwab 1-5 Year Corporate Bond ETF                    | Schwab 1-5 Year Corporate Bond ETF                    | CUSIP: 808524714<br>LEI: 549300YINLHIYYQC2C30 | Long             | EC               | RF                | US        |     43588 | NS      | $1078803.00   | 4.47%             |  |  |  | No            |                  1 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2QQQE 270319 C 101.00                                 | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |       256 | NC      | $422515.12    | 1.75%             |  |  |  | No            |                  2 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2META 270319 C 750.00                                 | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |        16 | NC      | $78244.09     | 0.32%             |  |  |  | No            |                  2 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2AVGO 260618 C 315.00                                 | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |        51 | NC      | $542474.81    | 2.25%             |  |  |  | No            |                  2 | On Loan: No      |
| iShares 5-10 Year Investment Grade Corporate Bond ETF | iShares 5-10 Year Investment Grade Corporate Bond ETF | CUSIP: 464288638<br>LEI: 549300ZJOCMXQZ0RKQ84 | Long             | EC               | RF                | US        |     12745 | NS      | $679181.05    | 2.81%             |  |  |  | No            |                  1 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2MSFT 260618 C 495.00                                 | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |        34 | NC      | $2822.65      | 0.01%             |  |  |  | No            |                  2 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2NFLX 260918 C 110.00                                 | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |        48 | NC      | $14919.59     | 0.06%             |  |  |  | No            |                  2 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2TMUS 260918 C 250.00                                 | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |        16 | NC      | $3492.77      | 0.01%             |  |  |  | No            |                  2 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2AMD 260918 C 200.00                                  | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |        16 | NC      | $258818.55    | 1.07%             |  |  |  | No            |                  2 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2WMT 270319 C 135.00                                  | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |        64 | NC      | $93145.70     | 0.39%             |  |  |  | No            |                  2 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2AAPL 260918 C 245.00                                 | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |        80 | NC      | $311587.79    | 1.29%             |  |  |  | No            |                  2 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2QQQE 260618 C 96.00                                  | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |        68 | NC      | $98810.09     | 0.41%             |  |  |  | No            |                  2 | On Loan: No      |
| State Street SPDR Portfolio High Yield Bond ETF       | State Street SPDR Portfolio High Yield Bond ETF       | CUSIP: 78468R606<br>LEI: 549300B3SM8J1H4W2052 | Long             | EC               | RF                | US        |    153817 | NS      | $3622390.35   | 15.00%            |  |  |  | No            |                  1 | On Loan: No      |
| Janus Henderson AAA CLO ETF                           | Janus Henderson AAA CLO ETF                           | CUSIP: 47103U845<br>LEI: 549300N7UZ9PO4OVKA94 | Long             | EC               | RF                | US        |     54263 | NS      | $2741366.76   | 11.35%            |  |  |  | No            |                  1 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2LIN 260618 C 455.00                                  | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |        16 | NC      | $82654.60     | 0.34%             |  |  |  | No            |                  2 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2TSLA 261218 C 420.00                                 | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |        16 | NC      | $71725.95     | 0.30%             |  |  |  | No            |                  2 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2PLTR 270319 C 230.00                                 | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |        32 | NC      | $29363.03     | 0.12%             |  |  |  | No            |                  2 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2AMZN 270319 C 245.00                                 | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |        48 | NC      | $246163.73    | 1.02%             |  |  |  | No            |                  2 | On Loan: No      |
| Franklin Senior Loan ETF                              | Franklin Senior Loan ETF                              | CUSIP: 35473P595<br>LEI: 549300I3TND36ZL4CK30 | Long             | EC               | RF                | US        |     25588 | NS      | $592618.08    | 2.45%             |  |  |  | No            |                  1 | On Loan: No      |
| Vanguard Emerging Markets Government Bond ETF         | Vanguard Emerging Markets Government Bond ETF         | CUSIP: 921946885<br>LEI: 549300JYQ3EMXCXKZG97 | Long             | EC               | RF                | US        |     77906 | NS      | $5214248.58   | 21.59%            |  |  |  | No            |                  1 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2QQQE 260918 C 98.50                                  | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |       160 | NC      | $233393.49    | 0.97%             |  |  |  | No            |                  2 | On Loan: No      |
| Goldman Sachs & Co. LLC                               | 2NVDA 261218 C 250.00                                 | CUSIP: 000000000<br>LEI: FOR8UP27PHTHYVLBNG30 | N/A              | DE               |  | US        |       112 | NC      | $140436.12    | 0.58%             |  |  |  | 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