Bank Millennium S.A.November 19, 2025

Current Report no. 31/2025

SUBJECT: Upgrade of key ratings for Bank Millennium and change of ratingoutlook to stable by Moody's rating agency

Bank Millennium S.A's [Bank] Management Board informs that on November18, 2025, Moody's rating agency [Moody's] following an adoption ofupdated banks methodology upgraded the Bank's long-term deposit ratingsto Baa1 from Baa2, while changing the outlook to stable from positiveand maintained ratings for short-term deposits at P-2.

Additionally, Moody's upgraded the Bank's Baseline Credit Assessment[BCA] to ba1 from ba2, its Adjusted BCA to baa3 from ba1, its juniorsenior unsecured [also referred to as "senior non-preferred] bond andMTN programme ratings to Baa3 and [P]Baa3 respectively from Ba1/[P]Ba1,its long-term Counterparty Risk Ratings [CRR] to A3 from Baa1 and itslong-term Counterparty Risk [CR] Assessment to A3[cr] from Baa1[cr]. TheBank's short-term CRRs and CR Assessment were affirmed at P-2 andP-2[cr].

More details are available at Moody's website:

https://www.moodys.com/research/Moodys-Ratings-takes-action-on-eight-banks-in-Central-and-Rating-Action--PR_515315

Legal base: Art. 17.1 of MAR