Exhibit (h)(xxvi)
AMENDMENT TO ADMINISTRATION AGREEMENT
This Amendment to the Administration Agreement is made as of September 19, 2025 (the “Amendment”) by and between State Street Bank and Trust Company, a Massachusetts trust company (the “Administrator”) and each registered management investment company identified on Schedule A hereto (each, a “Trust”). Capitalized terms used in this Amendment without definition shall have the respective meanings ascribed to such terms in the Agreement (as defined below).
WHEREAS, the Administrator and each Trust entered into an Administration Agreement dated as of October 26, 2018 and effective as of November 1, 2018 (as amended, supplemented, restated or otherwise modified from time to time, the “Agreement”); and
WHEREAS, each Trust is incorporated and registered as a management investment company under the Investment Company Act of 1940, as amended, and certain Trusts have established series of shares identified under their names on Schedule A hereto (each, a “Fund”); and
WHEREAS, the parties hereto wish to amend the Agreement as set forth below.
NOW THEREFORE, in consideration of the foregoing and the mutual covenants and agreements hereinafter contained, and for other good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, the parties hereby agree to amend the Agreement, pursuant to the terms thereof, as follows:
| 1. | The Agreement is hereby amended as follows: |
| A. | In accordance with Section 1, the Appointment and Duties of Administrator provision of the Agreement, each Trust, on behalf of itself and its respective Fund(s), hereby requests that the Administrator act as Administrator for its Fund(s) under the terms of the Agreement, and that Schedule A to the Agreement is hereby amended and restated in its entirety as set forth on the Schedule A attached hereto. In connection with such request, each Trust hereby confirms, as of the date hereof, its representations and warranties set forth in Section 4 of the Agreement. |
| B. | Annex I of Schedule B2 to the Agreement is hereby deleted in its entirety and replaced with the Annex I attached hereto. |
| 2. | Except as specifically amended hereby, all other terms and conditions of the Agreement shall remain in full force and effect. This Amendment is incorporated in its entirety into the Agreement, and this Amendment and said Agreement shall be read and interpreted together as the Agreement. |
| 3. | This Amendment shall be construed and the provisions thereof interpreted under and in accordance with the laws of The Commonwealth of Massachusetts, without regard to its conflicts of laws provisions. |
| 4. | This Amendment may be executed in separate counterparts, each of which shall be deemed to be an original, and all such counterparts taken together shall constitute one and the same instrument. Counterparts may be executed in either original or electronically transmitted form (e.g., faxes or emailed portable document format (PDF) form), and the parties hereby adopt as original any signatures received via electronically transmitted form. |
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IN WITNESS WHEREOF, the parties hereto have caused this Amendment to be executed by their officers designated below as of the date first written above.
| EACH TRUST IDENTIFIED ON SCHEDULE A HERETO, ON BEHALF OF ITSELF OR ITS FUND(S) | ||
| By: | /s/ Stephen Atkins | |
| Name: | Stephen Atkins | |
| Title: | Treasurer | |
| STATE STREET BANK AND TRUST COMPANY, as Administrator | ||
| By: | /s/ Suzanne M. Hinckley | |
| Name: | Suzanne M. Hinckley | |
| Title: | SVP | |
Administration Agreement
Schedule A
List of Funds
Open-End Funds
Calamos Advisors Trust
Calamos Growth and Income Portfolio
Calamos ETF Trust
Calamos Antetokounmpo Global Sustainable Equities ETF
Calamos Convertible Equity Alternative ETF
Calamos CEF Income & Arbitrage ETF
Calamos Nasdaq Equity & Income ETF
Calamos S&P 500 Structured Alt Protection ETF – May
Calamos S&P 500 Structured Alt Protection ETF – July
Calamos S&P 500 Structured Alt Protection ETF – August
Calamos Nasdaq-100 Structured Alt Protection ETF – June
Calamos Russell 2000 Structured Alt Protection ETF – July
Calamos Nasdaq-100 Structured Alt Protection ETF – September
Calamos S&P 500 Structured Alt Protection ETF – September
Calamos Laddered S&P 500 Structured Alt Protection ETF
Calamos S&P 500 Structured Alt Protection ETF – October
Calamos Russell 2000 Structured Alt Protection ETF – October
Calamos Nasdaq 100 Structured Alt Protection ETF – December
Calamos S&P 500 Structured Alt Protection ETF - November
Calamos Nasdaq 100 Structured Alt Protection – March
Calamos Russell 2000 Structured Alt Protection ETF – January
Calamos S&P 500 Structured Alt Protection ETF - December
Calamos S&P 500 Structured Alt Protection ETF - April
Calamos S&P 500 Structured Alt Protection ETF – June
Calamos S&P 500 Structured Alt Protection ETF - January
Calamos S&P 500 Structured Alt Protection ETF - February
Calamos S&P 500 Structured Alt Protection ETF - March
Calamos Russell 2000 Structured Alt Protection ETF – April
Calamos Bitcoin Structured Alt Protection ETF – January
Calamos Bitcoin 90 Series Structured Alt Protection ETF – January
Calamos Bitcoin 80 Series Structured Alt Protection ETF – January
Calamos Bitcoin Structured Alt Protection ETF – January Sub 1
Calamos Bitcoin 90 Series Structured Alt Protection ETF – January Sub 1
Calamos Bitcoin 80 Series Structured Alt Protection ETF – January Sub 1
Calamos Bitcoin 90 Series Structured Alt Protection ETF® – April
Calamos Bitcoin 80 Series Structured Alt Protection ETF® - April
Calamos Bitcoin Structured Alt Protection ETF – April
Calamos Autocallable Income ETF
Calamos Autocallable Income ETF – Sub 1
Information Classification: Limited Access
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Calamos Bitcoin Structured Alt Protection ETF® – July
Calamos Bitcoin 90 Series Structured Alt Protection ETF® – July
Calamos Bitcoin 80 Series Structured Alt Protection ETF® – July
Calamos Bitcoin Structured Alt Protection ETF – July Sub 1
Calamos Bitcoin 90 Series Structured Alt Protection ETF – July Sub 1
Calamos Bitcoin 80 Series Structured Alt Protection ETF – July Sub 1
Calamos Bitcoin Structured Alt Protection ETF® – October
Calamos Bitcoin 90 Series Structured Alt Protection ETF® – October
Calamos Bitcoin 80 Series Structured Alt Protection ETF® – October
Calamos Laddered Bitcoin Structured Alt Protection ETF®
Calamos Laddered Bitcoin 90 Series Structured Alt Protection ETF®
Calamos Laddered Bitcoin 80 Series Structured Alt Protection ETF®
Calamos Bitcoin Structured Alt Protection ETF - October Sub 1
Calamos Bitcoin 80 Series Structured Alt Protection ETF – October Sub 1
Calamos Bitcoin 90 Series Structured Alt Protection ETF – October Sub 1
Calamos Investment Trust
Calamos Convertible Fund
Calamos Dividend Growth Fund
Calamos Evolving World Growth Fund
Calamos Global Convertible Fund
Calamos Global Equity Fund
Calamos Global Opportunities Fund
Calamos Growth Fund
Calamos Growth and Income Fund
Calamos Hedged Equity Fund
Calamos High Income Opportunities Fund
Calamos International Growth Fund
Calamos Market Neutral Income Fund
Calamos Select Fund
Calamos Phineus Long/Short Fund
Calamos Total Return Bond Fund
Calamos Short-Term Bond Fund
Calamos Timpani Small Cap Growth Fund
Calamos Timpani SMID Growth Fund
Calamos International Small Cap Growth Fund
Calamos Merger Arbitrage Fund
Calamos Antetokounmpo Sustainable Equities Trust
Calamos Antetokounmpo Sustainable Equities Fund
Closed-End Funds
Calamos Convertible Opportunities and Income Fund
Calamos Convertible and High Income Fund
Calamos Strategic Total Return Fund
Calamos Global Total Return Fund
Calamos Global Dynamic Income Fund
Calamos Dynamic Convertible and Income Fund
Calamos Long/Short Equity & Dynamic Income Trust
Information Classification: Limited Access
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ANNEX I
Further to the Amendment to the Administration Agreement dated as of September 19, 2025 between each registered management investment company identified on Schedule A thereto (each, a “Trust”) and State Street Bank and Trust Company (the “Administrator”), each Trust and the Administrator mutually agree to update this Annex I by adding Funds as applicable:
| Form N-PORT
Services and Quarterly Portfolio of Investments Services (FILING ONLY) |
Service Type |
| Calamos ETF Trust | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Antetokounmpo Global Sustainable Equities ETF | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Convertible Equity Alternative ETF | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Income & Arbitrage ETF | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Nasdaq® Equity & Income ETF | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos S&P 500® Structured Alt Protection ETF® – May | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos S&P 500® Structured Alt Protection ETF® – July | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos S&P 500® Structured Alt Protection ETF® – August | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Nasdaq-100® Structured Alt Protection ETF® – June | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Russell 2000® Structured Alt Protection ETF® – July | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Nasdaq-100® Structured Alt Protection ETF® – September | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos S&P 500® Structured Alt Protection ETF® – September | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Laddered S&P 500® Structured Alt Protection ETF® | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos S&P 500® Structured Alt Protection ETF® – October | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Russell 2000® Structured Alt Protection ETF® – October | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Nasdaq-100® Structured Alt Protection ETF® – December | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos S&P 500® Structured Alt Protection ETF® - November | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Nasdaq-100® Structured Alt Protection ETF® – March | Standard N-PORT Reporting Solution (Data and Filing) |
Information Classification: Limited Access
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| Calamos Russell 2000® Structured Alt Protection ETF® – January | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos S&P 500® Structured Alt Protection ETF® - December | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos S&P 500® Structured Alt Protection ETF® - April | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos S&P 500® Structured Alt Protection ETF® – June | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos S&P 500® Structured Alt Protection ETF® - January | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos S&P 500® Structured Alt Protection ETF® - February | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos S&P 500® Structured Alt Protection ETF® - March | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Russell 2000® Structured Alt Protection ETF® – April | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Bitcoin Structured Alt Protection ETF® – January | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Bitcoin 90 Series Structured Alt Protection ETF® – January | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Bitcoin 80 Series Structured Alt Protection ETF® – January | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Bitcoin 90 Series Structured Alt Protection ETF® – April | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Bitcoin 80 Series Structured Alt Protection ETF® - April | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Bitcoin Structured Alt Protection ETF® – April | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Autocallable Income ETF | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Bitcoin Structured Alt Protection ETF® – July | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Bitcoin 90 Series Structured Alt Protection ETF® – July | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Bitcoin 80 Series Structured Alt Protection ETF® – July | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Bitcoin Structured Alt Protection ETF® – October | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Bitcoin 90 Series Structured Alt Protection ETF® – October | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Bitcoin 80 Series Structured Alt Protection ETF® – October | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Laddered Bitcoin Structured Alt Protection ETF® | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Laddered Bitcoin 90 Series Structured Alt Protection ETF® | Standard N-PORT Reporting Solution (Data and Filing) |
| Calamos Laddered Bitcoin 80 Series Structured Alt Protection ETF® | Standard N-PORT Reporting Solution (Data and Filing) |
Information Classification: Limited Access
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| Form N-CEN Services | Service Type |
| Calamos ETF Trust | Standard N-CEN Reporting Solution (Data and Filing) |
IN WITNESS WHEREOF, the undersigned, by their authorized representatives, have executed this Annex I as of the last signature date set forth below.
| CALAMOS ETF TRUST | STATE STREET BANK AND TRUST COMPANY | |||
| By: | /s/ Stephen Atkins | By: | /s/ Suzanne M. Hinckley | |
| Name: Stephen Atkins | Name: Suzanne M. Hinckley | |||
| Title: Treasurer | Title: SVP | |||
| Address: 2020 Calamos Court | Address:1 Iron Street | |||
| Naperville, IL 60563 | Boston, MA 02210 | |||
| Date: September 19, 2025 | Date: September 19, 2025 | |||
Information Classification: Limited Access
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