Announcement Regarding Possible Offer

The Board of MariaDB plc (NYSE: MRDB) (“MariaDB” or the “Company”) confirms that on March 26, 2024, it received an unsolicited non-binding indicative proposal from Progress Software Corp. (“Progress”) to acquire the entire issued and to be issued share capital of the Company (the “Possible Offer”). Progress provides software that enables organizations to develop and deploy their mission-critical applications and experiences, as well as effectively manage their data platforms, cloud and IT infrastructure. Progress publicly announced such offer on March 26, 2024. The Board of MariaDB is reviewing and taking advice regarding the Possible Offer. The Possible Offer 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.

In accordance with Rule 2.6 of the Irish Takeover Rules, Progress is required, no later than 5:00 pm (New York time) on May 7, 2024, being the 42^nd day following the Progress announcement, 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. This deadline will only be 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.

IMPORTANT NOTICES

ABOUT MARIADB

MariaDB is a new generation database company whose products are used by companies big and small, reaching more than a billion users through Linux distributions and have been downloaded over one billion times. Deployed in minutes and maintained with ease, leveraging cloud automation, MariaDB database products are engineered to support any workload, any cloud and any scale – all while saving up to 90% of proprietary database costs. Trusted by organizations such as Bandwidth, DigiCert, InfoArmor, Oppenheimer and Samsung, MariaDB’s software is the backbone of critical services that people rely on every day. For more information, please visit mariadb.com.