Exhibit (iv)
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| 1401 H Street NW | TEL 800.643.4246 | |
| Suite 1150 | FAX 202.682.2425 | |
| Washington, DC 20005 | WEB icimutual.com |
January 23, 2026
Ms. Christina Gee
Executive Director
Morgan Stanley
Risk & Insurance Management
1585 Broadway, 16th Floor
New York, NY 10036
| Re: | Calvert Research and Management |
Investment Company Blanket Bond No. 00125223B (“Bond”) D&O/E&O Liability Insurance Policy No. 00125223D (“Policy”) |
Dear Christina:
I hereby confirm that the premiums and taxes due for the above referenced Bond and Policy have been paid for the period December 31, 2025 through December 31, 2026.
Feel free to call me at (202) 326-5468 if you have any questions.
Sincerely,
| /s/ Catherine Dalton |
| Catherine Dalton |
| Underwriting Manager |
ICI MUTUAL INSURANCE GROUP
ICI MUTUAL INSURANCE COMPANY, A RISK RETENTION GROUP | ICIM SERVICES, INC. | ICI MUTUAL INSURANCE BROKERS, INC.