# EDGAR Filing Document

**Accession Number:** 0000826732
**File Stem:** 0001104659-25-071155
**Filing Date:** 2025-7
**Character Count:** 22980
**Document Hash:** 5661fdc6a938f0fc57b1787bb8fe277d
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-25-071155.hdr.sgml**: 20250728

**ACCESSION NUMBER**: 0001104659-25-071155

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 5

**FILED AS OF DATE**: 20250728

**DATE AS OF CHANGE**: 20250728

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** CALAMOS INVESTMENT TRUST/IL
- **CENTRAL INDEX KEY:** 0000826732

**ORGANIZATION NAME:**
- **EIN:** 363316238
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1031

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 811-05443
- **FILM NUMBER:** 251155740

**BUSINESS ADDRESS:**
- **STREET 1:** 2020 CALAMOS COURT
- **STREET 2:** C/O CALAMOS ADVISORS LLC
- **CITY:** NAPERVILLE
- **STATE:** IL
- **ZIP:** 60563
- **BUSINESS PHONE:** 6302451046

**MAIL ADDRESS:**
- **STREET 1:** 2020 CALAMOS COURT
- **STREET 2:** C/O CALAMOS ADVISORS LLC
- **CITY:** NAPERVILLE
- **STATE:** IL
- **ZIP:** 60563
**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:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 811-22887
- **FILM NUMBER:** 251155743

**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
**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Calamos Antetokounmpo Sustainable Equities Trust
- **CENTRAL INDEX KEY:** 0001943291

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

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 811-23822
- **FILM NUMBER:** 251155742

**BUSINESS ADDRESS:**
- **STREET 1:** CORPORATION TRUST CENTER
- **STREET 2:** 1209 ORANGE STREET
- **CITY:** WILMINGTON
- **STATE:** DE
- **ZIP:** 19801
- **BUSINESS PHONE:** 630-245-7200

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

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** CALAMOS ADVISORS TRUST/IL
- **CENTRAL INDEX KEY:** 0001079575

**ORGANIZATION NAME:**
- **EIN:** 367271106
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 811-09237
- **FILM NUMBER:** 251155741

**BUSINESS ADDRESS:**
- **STREET 1:** 2020 CALAMOS COURT
- **STREET 2:** C/O CALAMOS ADVISORS LLC
- **CITY:** NAPERVILLE
- **STATE:** IL
- **ZIP:** 60563
- **BUSINESS PHONE:** 6302451046

**MAIL ADDRESS:**
- **STREET 1:** 2020 CALAMOS COURT
- **STREET 2:** C/O CALAMOS ADVISORS LLC
- **CITY:** NAPERVILLE
- **STATE:** IL
- **ZIP:** 60563

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** CALAMOS INSURANCE TRUST
- **DATE OF NAME CHANGE:** 19990212

## Series and Classes Contracts Data

### Calamos High Income Opportunities Fund (Series ID: S000004057)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000011346 | Class A      | CHYDX           |
| C000011348 | Class C      | CCHYX           |
| C000011349 | Class I      | CIHYX           |

### Calamos Select Fund (Series ID: S000004058)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000011350 | Class A      | CVAAX           |
| C000011352 | Class C      | CVACX           |
| C000011353 | Class I      | CVAIX           |

### Calamos Convertible Fund (Series ID: S000004060)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000011358 | Class A      | CCVIX           |
| C000011360 | Class C      | CCVCX           |
| C000011361 | Class I      | CICVX           |

### Calamos Growth & Income Fund (Series ID: S000004061)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000011362 | Class A      | CVTRX           |
| C000011364 | Class C      | CVTCX           |
| C000011365 | Class I      | CGIIX           |
| C000220407 | Class R6     | CGIOX           |

### Calamos Market Neutral Income Fund (Series ID: S000004062)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000011366 | Class A      | CVSIX           |
| C000011368 | Class C      | CVSCX           |
| C000011369 | Class I      | CMNIX           |
| C000220408 | Class R6     | CVSOX           |

### Calamos Growth Fund (Series ID: S000004063)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000011370 | Class A      | CVGRX           |
| C000011372 | Class C      | CVGCX           |
| C000011373 | Class I      | CGRIX           |

### Calamos Global Opportunities Fund (Series ID: S000004064)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000011374 | Class A      | CVLOX           |
| C000011376 | Class C      | CVLCX           |
| C000011377 | Class I      | CGCIX           |

### Calamos International Growth Fund (Series ID: S000004065)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000011378 | Class A      | CIGRX           |
| C000011380 | Class C      | CIGCX           |
| C000011381 | Class I      | CIGIX           |
| C000204888 | Class R6     | CIGOX           |

### CALAMOS GLOBAL EQUITY FUND (Series ID: S000015914)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000043702 | CLASS A      | CAGEX           |
| C000043704 | CLASS C      | CCGEX           |
| C000043705 | CLASS I      | CIGEX           |
| C000220409 | Class R6     | CGEOX           |

### CALAMOS TOTAL RETURN BOND FUND (Series ID: S000017871)

| Class ID   | Class Name     | Ticker Symbol   |
|:---|:---|:---|
| C000049601 | CLASS A SHARES | CTRAX           |
| C000049603 | CLASS C SHARES | CTRCX           |
| C000049604 | CLASS I SHARES | CTRIX           |

### Calamos Evolving World Growth Fund (Series ID: S000022429)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000064541 | Class A      | CNWGX           |
| C000064543 | Class C      | CNWDX           |
| C000064544 | Class I      | CNWIX           |

### Calamos Dividend Growth Fund (Series ID: S000041744)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000129591 | Class A      | CADVX           |
| C000129592 | Class C      | CCDVX           |
| C000129593 | Class I      | CIDVX           |

### Calamos Global Convertible Fund (Series ID: S000047913)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000150496 | Class A      | CAGCX           |
| C000150497 | Class C      | CCGCX           |
| C000150498 | Class I      | CXGCX           |

### Calamos Hedged Equity Fund (Series ID: S000047914)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000150500 | Class A      | CAHEX           |
| C000150501 | Class C      | CCHEX           |
| C000150502 | Class I      | CIHEX           |

### Calamos Phineus Long/Short Fund (Series ID: S000052577)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000165048 | Class A      | CPLSX           |
| C000165049 | Class C      | CPCLX           |
| C000165050 | Class I      | CPLIX           |

### Calamos Short-Term Bond Fund (Series ID: S000062995)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000204432 | Class A      | CSTBX           |
| C000204433 | Class I      | CSTIX           |

### Calamos Timpani Small Cap Growth Fund (Series ID: S000065224)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000211096 | Class I      | CTSIX           |
| C000211097 | Class R6     | CTSOX           |
| C000211098 | Class A      | CTASX           |
| C000228743 | Class C      |  |

### Calamos Timpani SMID Growth Fund (Series ID: S000065991)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000213160 | Class R6     | CTOGX           |
| C000213161 | Class A      | CTAGX           |
| C000213162 | Class I      | CTIGX           |

### Calamos International Small Cap Growth Fund (Series ID: S000075668)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000234922 | Class C      |  |
| C000234923 | Class A      |  |
| C000234924 | Class I      |  |
| C000234925 | Class R6     |  |

### Calamos Merger Arbitrage Fund (Series ID: S000081268)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000243949 | Class I      |  |
| C000243950 | Class C      |  |
| C000243951 | Class A      |  |

### Calamos Growth & Income Portfolio (Series ID: S000006427)

| Class ID   | Class Name                        | Ticker Symbol   |
|:---|:---|:---|
| C000017621 | Calamos Growth & Income Portfolio |  |

### Calamos Antetokounmpo Global Sustainable Equities ETF (Series ID: S000079464)

| Class ID   | Class Name                                            | Ticker Symbol   |
|:---|:---|:---|
| C000240501 | Calamos Antetokounmpo Global Sustainable Equities ETF |  |

### Calamos Convertible Equity Alternative ETF (Series ID: S000081270)

| Class ID   | Class Name                                 | Ticker Symbol   |
|:---|:---|:---|
| C000243953 | Calamos Convertible Equity Alternative ETF |  |

### Calamos CEF Income & Arbitrage ETF (Series ID: S000083148)

| Class ID   | Class Name                         | Ticker Symbol   |
|:---|:---|:---|
| C000246662 | Calamos CEF Income & Arbitrage ETF |  |

### Calamos Nasdaq Equity & Income ETF (Series ID: S000083476)

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

### Calamos Nasdaq-100 Structured Alt Protection ETF - December (Series ID: S000084790)

| Class ID   | Class Name                                                  | Ticker Symbol   |
|:---|:---|:---|
| C000249271 | Calamos Nasdaq-100 Structured Alt Protection ETF - December | CPNQ            |

### Calamos Nasdaq-100 Structured Alt Protection ETF - June (Series ID: S000084791)

| Class ID   | Class Name                                              | Ticker Symbol   |
|:---|:---|:---|
| C000249272 | Calamos Nasdaq-100 Structured Alt Protection ETF - June | CPNJ            |

### Calamos Nasdaq-100 Structured Alt Protection ETF - March (Series ID: S000084792)

| Class ID   | Class Name                                               | Ticker Symbol   |
|:---|:---|:---|
| C000249273 | Calamos Nasdaq-100 Structured Alt Protection ETF - March | CPNM            |

### Calamos Nasdaq-100 Structured Alt Protection ETF - September (Series ID: S000084793)

| Class ID   | Class Name                                                   | Ticker Symbol   |
|:---|:---|:---|
| C000249274 | Calamos Nasdaq-100 Structured Alt Protection ETF - September | CPNS            |

### Calamos S&P 500 Structured Alt Protection ETF - August (Series ID: S000084798)

| Class ID   | Class Name                                             | Ticker Symbol   |
|:---|:---|:---|
| C000249279 | Calamos S&P 500 Structured Alt Protection ETF - August | CPSA            |

### Calamos S&P 500 Structured Alt Protection ETF - September (Series ID: S000084799)

| Class ID   | Class Name                                                | Ticker Symbol   |
|:---|:---|:---|
| C000249280 | Calamos S&P 500 Structured Alt Protection ETF - September | CPST            |

### Calamos S&P 500 Structured Alt Protection ETF - May (Series ID: S000084800)

| Class ID   | Class Name                                          | Ticker Symbol   |
|:---|:---|:---|
| C000249281 | Calamos S&P 500 Structured Alt Protection ETF - May | CPSM            |

### Calamos S&P 500 Structured Alt Protection ETF - July (Series ID: S000084801)

| Class ID   | Class Name                                           | Ticker Symbol   |
|:---|:---|:---|
| C000249282 | Calamos S&P 500 Structured Alt Protection ETF - July | CPSJ            |

### Calamos Russell 2000 Structured Alt Protection ETF - April (Series ID: S000085629)

| Class ID   | Class Name                                                 | Ticker Symbol   |
|:---|:---|:---|
| C000250958 | Calamos Russell 2000 Structured Alt Protection ETF - April |  |

### Calamos Russell 2000 Structured Alt Protection ETF - January (Series ID: S000085630)

| Class ID   | Class Name                                                   | Ticker Symbol   |
|:---|:---|:---|
| C000250959 | Calamos Russell 2000 Structured Alt Protection ETF - January |  |

### Calamos Russell 2000 Structured Alt Protection ETF - July (Series ID: S000085631)

| Class ID   | Class Name                                                | Ticker Symbol   |
|:---|:---|:---|
| C000250960 | Calamos Russell 2000 Structured Alt Protection ETF - July |  |

### Calamos Russell 2000 Structured Alt Protection ETF - October (Series ID: S000085632)

| Class ID   | Class Name                                                   | Ticker Symbol   |
|:---|:---|:---|
| C000250961 | Calamos Russell 2000 Structured Alt Protection ETF - October |  |

### Calamos S&P 500 Structured Alt Protection ETF - April (Series ID: S000086979)

| Class ID   | Class Name                                            | Ticker Symbol   |
|:---|:---|:---|
| C000252649 | Calamos S&P 500 Structured Alt Protection ETF - April |  |

### Calamos S&P 500 Structured Alt Protection ETF - December (Series ID: S000086980)

| Class ID   | Class Name                                               | Ticker Symbol   |
|:---|:---|:---|
| C000252650 | Calamos S&P 500 Structured Alt Protection ETF - December |  |

### Calamos S&P 500 Structured Alt Protection ETF - February (Series ID: S000086981)

| Class ID   | Class Name                                               | Ticker Symbol   |
|:---|:---|:---|
| C000252651 | Calamos S&P 500 Structured Alt Protection ETF - February |  |

### Calamos S&P 500 Structured Alt Protection ETF - January (Series ID: S000086982)

| Class ID   | Class Name                                              | Ticker Symbol   |
|:---|:---|:---|
| C000252652 | Calamos S&P 500 Structured Alt Protection ETF - January |  |

### Calamos S&P 500 Structured Alt Protection ETF - June (Series ID: S000086983)

| Class ID   | Class Name                                           | Ticker Symbol   |
|:---|:---|:---|
| C000252653 | Calamos S&P 500 Structured Alt Protection ETF - June |  |

### Calamos S&P 500 Structured Alt Protection ETF - March (Series ID: S000086984)

| Class ID   | Class Name                                            | Ticker Symbol   |
|:---|:---|:---|
| C000252654 | Calamos S&P 500 Structured Alt Protection ETF - March |  |

### Calamos S&P 500 Structured Alt Protection ETF - November (Series ID: S000086985)

| Class ID   | Class Name                                               | Ticker Symbol   |
|:---|:---|:---|
| C000252655 | Calamos S&P 500 Structured Alt Protection ETF - November |  |

### Calamos S&P 500 Structured Alt Protection ETF - October (Series ID: S000086986)

| Class ID   | Class Name                                              | Ticker Symbol   |
|:---|:---|:---|
| C000252656 | Calamos S&P 500 Structured Alt Protection ETF - October |  |

### Calamos Laddered S&P 500 Structured Alt Protection ETF (Series ID: S000088047)

| Class ID   | Class Name                                             | Ticker Symbol   |
|:---|:---|:---|
| C000254075 | Calamos Laddered S&P 500 Structured Alt Protection ETF |  |

### Calamos Bitcoin 80 Series Structured Alt Protection ETF - January (Series ID: S000090058)

| Class ID   | Class Name                                                        | Ticker Symbol   |
|:---|:---|:---|
| C000256935 | Calamos Bitcoin 80 Series Structured Alt Protection ETF - January |  |

### Calamos Bitcoin 80 Series Structured Alt Protection ETF - April (Series ID: S000090059)

| Class ID   | Class Name                                                      | Ticker Symbol   |
|:---|:---|:---|
| C000256936 | Calamos Bitcoin 80 Series Structured Alt Protection ETF - April |  |

### Calamos Bitcoin 90 Series Structured Alt Protection ETF - January (Series ID: S000090064)

| Class ID   | Class Name                                                        | Ticker Symbol   |
|:---|:---|:---|
| C000256941 | Calamos Bitcoin 90 Series Structured Alt Protection ETF - January |  |

### Calamos Bitcoin 90 Series Structured Alt Protection ETF - April (Series ID: S000090065)

| Class ID   | Class Name                                                      | Ticker Symbol   |
|:---|:---|:---|
| C000256942 | Calamos Bitcoin 90 Series Structured Alt Protection ETF - April |  |

### Calamos Bitcoin Structured Alt Protection ETF - January (Series ID: S000090114)

| Class ID   | Class Name                                              | Ticker Symbol   |
|:---|:---|:---|
| C000256995 | Calamos Bitcoin Structured Alt Protection ETF - January |  |

### Calamos Bitcoin Structured Alt Protection ETF - April (Series ID: S000090115)

| Class ID   | Class Name                                            | Ticker Symbol   |
|:---|:---|:---|
| C000256996 | Calamos Bitcoin Structured Alt Protection ETF - April |  |

### Calamos Antetokounmpo Sustainable Equities Fund (Series ID: S000078028)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000238766 | Class R6     |  |
| C000238767 | Class A      |  |
| C000238768 | Class I      |  |
| C000238769 | Class C      |  |

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

**SCHEDULE 14A**

**Proxy Statement Pursuant to Section 14(a) of the Securities**

**Exchange Act of 1934 (Amendment No.)**

Filed by the Registrant ☒

Filed by a Party other than the Registrant ☐

Check the appropriate box:

☐ Preliminary Proxy Statement

☐ **Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))**

☐ Definitive Proxy Statement

☒ Definitive Additional Materials

☐ Soliciting Material Pursuant to §240.14a-12

**CALAMOS** **<sup>®</sup> INVESTMENT TRUST**

**CALAMOS<sup>®</sup> ADVISORS TRUST**

**CALAMOS<sup>®</sup> ANTETOKOUNMPO SUSTAINABLE EQUITIES TRUST**

**CALAMOS<sup>®</sup> ETF TRUST**

**(Name of Registrant as Specified In Its Charter)**

------

**(Name of Person(s) Filing Proxy Statement, if other than the Registrant)**

Payment of Filing Fee (Check the appropriate box):

☒ No fee required.

☐ Fee paid previously with preliminary materials.

☐ Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11.

![](tm2521806d1_defa14aimg005.jpg)

July 30, 2025

**CALAMOS INVESTMENT TRUST**

**CALAMOS<sup>®</sup> ADVISORS TRUST**

**CALAMOS<sup>®</sup> ANTETOKOUNMPO SUSTAINABLE EQUITIES TRUST**

**CALAMOS<sup>®</sup> ETF TRUST**

2020 Calmos Court

Naperville, Illinois 60563-2787

Dear Valued Shareholder:

As a shareholder of one or more of the Calamos Funds, you should have recently received in the mail or through email, important proxy material requesting your vote on several proposals relating to the modernization of the Calamos Funds. The proposals, as set forth on the enclosed proxy form and in the proxy statement you received, are designed to streamline, improve efficiencies or provide operational flexibility and reduce cost to shareholders. These proposals along with the election of Trustees will be presented at the Special Meeting of Shareholders scheduled to be held on **Tuesday, August 19, 2025 at 3:00pm Central Time**.

**ACCORDING TO OUR RECORDS WE HAVE NOT RECEIVED YOUR PROXY VOTE.** Voting will ensure your shares and your say are represented at the Special Meeting. Please review the proxy material and vote your shares accordingly. Remember, your vote is important enough to the outcome of this Special Meeting for us to be reaching out to you.

**YOU CAN VOTE USING ONE OF THE CONVENIENT OPTIONS BELOW:**

● **Online**: Visit the website indicated on the enclosed proxy card.

● **Phone**: Call **(800) 758-5880**. You can speak to a representative to place your vote.

● **Mail**: Sign, date and return the enclosed proxy card in the postage-paid envelope provided.

**VOTING IS EASY AND ONLY TAKES A MOMENT OF YOUR TIME.** By casting your proxy vote now, you will ensure that your shares are represented and that we will not need to reach out to you further relating to the voting process. Detailed information about the Special Meeting of Shareholders and the proposals to be voted on can be found in the proxy statement, or online at: **<u>vote.proxyonline.com/Calamos/docs</u>**

If you have any questions about the proposals, you may contact us at **(800) 758-5880.** Representatives are available 9:00 am to 10:00 pm Eastern Time, Monday through Friday and Saturday from 10:00 am to 9:00 pm Eastern Time.

Thank you for your time and consideration.

Sincerely,

![](tm2521806d1_defa14aimg004.jpg)

John P. Calamos Sr.

*Trustee and President*

RXXXXX

To:

CC:

Subject: Calamos Funds Joint Special Meeting of Shareholders August 19, 2025

![](tm2521806d1_shareholdimg01.jpg)

**CALAMOS INVESTMENT TRUST**

**CALAMOS ADVISORS TRUST<br>CALAMOS ETF TRUST**

**CALAMOS ANTETOKOUNMPO SUSTAINABLE EQUITIES TRUST**

NOTICE OF JOINT SPECIAL MEETING OF SHAREHOLDERS

AUGUST 19, 2025

July 30, 2025

Dear Shareholder:

A joint special meeting of shareholders of each trust named above (each, a "Trust"), on behalf of each fund and portfolio organized as a series of the Trusts (each, a "Fund," and collectively, the "Funds") has been called to be held in the Calamos Café on the lower level of the offices of CALAMOS ADVISORS LLC, each Fund's investment adviser, 2020 Calamos Court, Naperville, Illinois, at 3:00 p.m., central time, on Tuesday, August 19, 2025.

Please click the "**VOTE HERE"** button below to access and review the proxy material and cast your vote. If you prefer to receive the proxy statement and proxy card in paper format to complete and return via U.S. mail, please contact us toll-free at **(800) 758-5880**. To facilitate the timely delivery of your proxy, please make your request for a paper copy as soon as possible.

![](tm2521806d1_shareholdimg002.jpg)

**NOTE: If you encounter any issues with the above button or do not see it, you may also log in directly by navigating to or clicking the link below and, once there, enter your control number.** 

vote.proxyonline.com/Calamos/20679 Control Number: XXXXXXXXXXX

Shareholders of record as of the close of business on June 20, 2025 are entitled to notice of, and to vote at, the Special Meeting (or any adjournment of the meeting).

**Important Notice Regarding the Availability of Proxy Materials for the Meeting to be Held on August 19, 2025:** This Notice and the Proxy Statement are available on the Internet at www.Calamos.com/fundproxy.

By Order of the Board of Trustees

of each Trust,

Erik D. Ojala

Secretary