MariaDB plc: Nasdaq/NYSE listing notice — MariaDB receives NYSE non-compliance notice for share price below $1.00

June 28, 2023, MariaDB plc (the “ Company ”) received a notice from the New York Stock Exchange (the “NYSE ”) that, as of June 23, 2023, it was not in compliance with the continued listing standard set forth in Section 802.01C of the NYSE Listed Company Manual because the average closing price of the Company’s ordinary shares (the “ Ordinary Shares ”) were less than $1.00 per share over a consecutive 30 trading-day period. The notice has no immediate impact on the listing of the Ordinary Shares on the NYSE, subject to the Company’s compliance with the NYSE’s other continued listing requirement

Item 1: Electing the Class I director nominees named in the proxy statement. Each of the following individuals was elected as a Class I director, based on the voting results shown below, to serve until the conclusion of the 2026 Annual General Meeting of Shareholders or until his or her successor is duly elected and qualified: Director For Against Abstain Broker Non-Votes Christine Russell 37,679,740 56,160 187,125 1,376,871 Jurgen Ingels 37,918,762 1,511 2,752 1,376,871

Item 2: Ratification of MaloneBailey, LLP as the Company’s independent registered public accounting firm for the fiscal year ending September 30, 2023. For Against Abstain Broker Non-Votes 39,240,166 59,730 0 0

Item 3: Appointment of UHY Farrelly Dawe White Limited as the Company’s statutory auditor under Irish law, to hold office until the conclusion of the 2024 Annual General Meeting of shareholders. For Against Abstain Broker Non-Votes 39,052,321 237,592 9,983 0

Item 4: Authorization of the Audit Committee to determine the remuneration of UHY Farrelly Dawe White Limited in its capacity as the Company’s statutory auditor under Irish law. For Against Abstain Broker Non-Votes 39,232,231 59,678 7,987 0