Nixu Corporation, Stock exchange release on June 13, 2023, at 3.00 p.m. EEST Nixu Corporation (business code 0721811-7) has yesterday, 12 June 2023, received from Peter Gylfe a notification pursuant to Chapter 9, Section 5 of the Finnish Securities Markets Act. According to the notification, the ownership of Peter Gylfe in Nixu Corporation's shares (ISIN: FI0009008387) decreased on June 12, 2023 below five (5) per cent threshold (from 9.96 percent to 0.00 percent). Nixu Corporation has one share series and each share entitles its holder to one (1) vote. The total number of shares is 7,447,219. Total shareholding of Peter Gylfe subject to the notification: % of % of shares Total of Total number of shares shares and voting both in % and voting rights of and rights issuer voting through rights financial instruments Resulting 0.00% 0,00% 0.00% 0 situation on the date on which threshold was crossed or reached Position of N/A N/A N/A N/A previous notification (if applicable) Notified details of the resulting situation on the date on which the threshold was crossed: A: Shares and voting rights Number % of shares and voting rights of shares and voting rights Class/type of Direct Indirect Direct Indirect shares ISIN (SMA (SMA 9:6 and (SMA 9:5) (SMA 9:6 and 9:7) code 9:5) 9:7) FI0009008387 0 0.00% A TOTAL 0 0.00% Information in relation to the person subject to the notification obligation: Person subject to the notification obligation is not controlled by any natural person or legal entity and does not control any other undertaking(s) holding directly or indirectly an interest in the (underlying) issuer. Nixu Corporation Further information: CFO Janne Kärkkäinen, Nixu Corporation Telephone: +358 40 529 4603, e-mail: Janne.Karkkainen@nixu.com Nixu in brief: Nixu is a cybersecurity services company that has been shaping the future through cybersecurity for over three decades. We make cyberspace a secure place and help our clients ensure business resilience with peace of mind. Nixu has Nordic roots, and we employ around 400 of the best professionals in Finland, Sweden, the Netherlands, Denmark, and Romania. Our experts are safeguarding the most demanding environments of some of the largest organizations in the world across all industries. Nixu shares are listed on the Nasdaq Helsinki Stock Exchange. www.nixu.com