Bank Millennium S.A.

December 11, 2023.

Current Report No. 36/2023.

Subject: The conclusion by the Bank of a synthetic securitisationtransaction concerning a portfolio of loans - CLN issue.

The Management Board of Bank Millennium S.A. [Bank] informs that on 11December 2023, the Bank carried out a synthetic securitisationtransaction referencing a portfolio of unsecured non-mortgage loans witha total value of PLN 7.2 billions [the Transaction]. This is the largestsynthetic securitisation transaction thus far entered into by the Bank.

As part of the Transaction, the Bank transferred a significant part ofthe credit risk of a securitised portfolio to an investor. Thesecuritised credit portfolio remains on the balance sheet of the Bank.

The risk transfer of the securitised portfolio is performed through acredit protection instrument, in the form of credit-linked notes[[Credit Linked Notes] or CLNs] with a scheduled maturity date of 25August 2036. On 11 December 2023, the Bank issued a series of CLNs witha total nominal value of PLN 489,000,000 and ISIN Code XS2725835875,which were purchased by the investor. CLNs are admitted to trading inthe alternative trading system on the Vienna MTF operated by WienerBörse AG [Vienna Stock Exchange]. As part of the Transaction, the Bankis obliged to pledge collateral for the benefit of the noteholders inthe form of eligible debt securities (and/or cash) deposited with anindependent custodian The value of the collateral on any date will bedetermined based on the nominal value of the outstanding CLNs.

The Transaction meets the materiality criteria for capital ratios of theBank as it will increase the Common Equity Tier 1 [CET1] capital ratioby approximately 1.1 percentage points and capital adequacy ratio TCRby approximately 1.4 points at the consolidated level when referencedto reported figures for the Group of Bank Millennium at the end ofSeptember 2023. The full impact of the Transaction on the capital ratiosis expected to be recognized in the last quarter of 2023. TheTransaction meets the requirements for significant risk transferspecified in the CRR Regulation and has been structured as meeting theSTS criteria [simple, transparent and standard securitization] inaccordance with Regulation [EU] 2021/557. UniCredit Bank AG acted asarranger and placement agent for the Transaction.

Legal: Art. 17.1 of the MAR - inside Information.