Extension of Deadline in Accordance with Rule 2.6(c) of the Irish Takeover Rules

The Board of MariaDB plc (NYSE: MRDB) (“MariaDB” or the “Company”) confirms that the Irish Takeover Panel has consented, at the request of the board of directors of the Company (the "Board") made in accordance with Rule 2.6(c) of the Irish Takeover Rules, to the extension to 5:00 pm (New York time) on Monday, April 22, 2024 (the "Further Extended Deadline") of the extended deadline of 12 April 2024 granted by the Panel on 29 March 2024, by which K1 Investment Management LLC ("K1") is to either (i) announce a firm intention to make an offer for the Company in accordance with Rule 2.7 of the Irish Takeover Rules or (ii) announce that it does not intend to make an offer for the Company, in which case the announcement will be treated as a statement to which Rule 2.8 of the Irish Takeover Rules applies.

The Board previously obtained an extension to 5:00 pm (New York time) on Friday, April 12, 2024 to facilitate ongoing discussions between the Company and K1. The Board have requested this additional extension to facilitate further discussions between K1 and certain other key stakeholders and the Company including relating to certain structural aspects of a possible offer. The Board understands that the K1 due diligence is substantially completed and expects that such discussions are capable of being concluded before the Further Extended Deadline.

The continued discussions may or may not lead to an offer being made for the entire share capital of the Company. There can be no certainty that any offer will be made. A further announcement will be made if and when appropriate.

In accordance with Rule 2.6(a) of the Irish Takeover Rules, K1 is required, no later than the Further Extended Deadline to either (i) announce a firm intention to make an offer for the Company in accordance with Rule 2.7 of the Irish Takeover Rules or (ii) announce that it does not intend to make an offer for the Company, in which case the announcement will be treated as a statement to which Rule 2.8 of the Irish Takeover Rules applies. The Further Extended Deadline will only be further extended with the consent of the Irish Takeover Panel in accordance with Rule 2.6(c) of the Takeover Rules, at the request of the Company.