Additional Information and Where to Find it
Couchbase, the members of the Couchbase Board and certain of Couchbases executive officers are participants in the solicitation of
proxies from stockholders in connection with the Merger. Couchbase plans to file a proxy statement (the Transaction Proxy Statement) with the SEC in connection with the solicitation of proxies to approve the Merger. Matthew M. Cain,
Alvina Y. Antar, Edward T. Anderson, Carol W. Carpenter, Lynn M. Christensen, Kevin J. Efrusy, Jeff Epstein, Aleksander J. Migon, David C. Scott and Richard A. Simonson, all of whom are members of Couchbases board of directors, and Margaret
Chow, SVP, Chief Legal Officer and Corp. Secretary, William R. Carey, Vice President, Interim Chief Financial Officer and Chief Accounting Officer, and Huw Owen, SVP and Chief Revenue Officer, are participants in Couchbases solicitation.
Information regarding such participants, including their direct or indirect interests, by security holdings or otherwise, will be included in
the Transaction Proxy Statement and other relevant documents to be filed with the SEC in connection with the Merger. Additional information about such participants is available under the captions Board of Directors and Corporate
Governance, Executive Officers and Security Ownership of Certain Beneficial Owners and Management in Couchbases definitive proxy statement in connection with its 2025 Annual Meeting of Stockholders (the 2025
Proxy Statement), which was filed with the SEC on April 16, 2025 (and is available at
https://www.sec.gov/ix?doc=/Archives/edgar/data/0001845022/000184502225000036/base-20250416.htm). To the extent that holdings of
Couchbases securities have changed since the amounts printed in the 2025 Proxy Statement, such changes have been or will be reflected on Statements of Change in Ownership on Form 4 filed with the SEC (which are available at
https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1845022&type=&dateb=&owner=only&count=40&search_text=).
Information regarding Couchbases transactions with related persons is set forth under the caption Related Person Transactions in the 2025 Proxy Statement. Certain illustrative information regarding the payments to that may
be owed, and the circumstances in which they may be owed, to Couchbases named executive officers in a change of control of Couchbase is set forth under the caption Executive Compensation-Potential Payments upon Termination or Change in
Control in the 2025 Proxy Statement.
Promptly after filing the definitive Transaction Proxy Statement with the SEC, Couchbase will
mail the definitive Transaction Proxy Statement and a WHITE proxy card to each stockholder entitled to vote at the special meeting to consider the adoption of the Merger Agreement. STOCKHOLDERS ARE URGED TO READ THE TRANSACTION PROXY STATEMENT
(INCLUDING ANY AMENDMENTS OR SUPPLEMENTS THERETO) AND ANY OTHER RELEVANT DOCUMENTS THAT COUCHBASE WILL FILE WITH THE SEC WHEN THEY BECOME AVAILABLE BECAUSE THEY WILL CONTAIN IMPORTANT INFORMATION. Stockholders may obtain, free of charge, the
preliminary and definitive versions of the Transaction Proxy Statement, any amendments or supplements thereto, and any other relevant documents filed by Couchbase with the SEC in connection with the Merger at the SECs website
(http://www.sec.gov). Copies of Couchbases Transaction Proxy Statement, any amendments or supplements thereto, and any other relevant documents filed by Couchbase with the SEC in connection with the Merger will also be available, free of
charge, at Couchbases investor relations website (https://investor.couchbase.com), or by emailing Couchbases investor relations department (ir@couchbase.com).