# EDGAR Filing Document

**Accession Number:** 0001579881
**File Stem:** 0001143362-23-000033
**Filing Date:** 2023-2
**Character Count:** 1468
**Document Hash:** f4d0420ac2eb6eb88d4ab86410f732fd
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001143362-23-000033.hdr.sgml**: 20230202

**ACCESSION NUMBER**: 0001143362-23-000033

**CONFORMED SUBMISSION TYPE**: CERT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230202

**DATE AS OF CHANGE**: 20230202

**EFFECTIVENESS DATE**: 20230202

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Calamos ETF Trust
- **CENTRAL INDEX KEY:** 0001579881
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** DE

**FILING VALUES:**
- **FORM TYPE:** CERT
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-36527
- **FILM NUMBER:** 23579559

**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

### Attached PDF Documents

**Attachment 1:** `SROI020223.pdf`

NYSE
AN ICE EXCHANGE

February 2, 2023

Chief, Information Technology
Securities and Exchange Commission
Division of Corporate Finance
100 F Street, NE MS 3040
Washington, DC 20549

To whom it may concern:

The NYSE Arca certifies its approval for listing and registration of the Common Shares of Beneficial Interest, $.01 par value per share, of Calamos Antetokounmpo Global Sustainable Equities ETF, a series of Calamos ETF Trust, under the Exchange Act of 1934.

Sincerely,

New York Stock Exchange
11 Wall Street
New York, NY 10005
Tel: +1 212.656.3000
nyse.com