Monthly Performance Factsheet

M&G CREDIT INCOME INVESTMENT TRUST PLC

(the “Company”)

LEI: 549300E9W63X1E5A3N24

Monthly Performance Factsheet

The Company announces that its monthly performance factsheet for the period ended 30 November
2025, is now available on the Company’s website at:

https://www.mandg.com/dam/investments/common/gb/en/documents/funds-lit …

MUFG Corporate Governance Limited

Company Secretary

30 December 2025

– ENDS –

The content of the Company’s web-pages and the content of any website or pages which may be accessed through hyperlinks on the Company’s web-pages, other than the
content of the Update referred to above, is neither incorporated into nor forms part of the above announcement.

For further information in relation to the Company please visit: https://www.mandg.com/investments/private-investor/en-gb/investing-wit …

Dissemination of a Regulatory Announcement, transmitted by EQS Group.
The issuer is solely responsible for the content of this announcement.

View original content: EQS News