FLAGGING NOTIFICATION UNDER CHAPTER 9, SECTION 10 OF THE FINNISH SECURITIES MARKETS ACT

SSH Communications Security Corporation | Stock Exchange Release | October 24, 2025 at 14:15:00 EEST

SSH Communications Security Corporation has today received a notification pursuant to Chapter 9, Section 5 of the Finnish Securities Markets Act. According to the notification, Leonardo S.p.A. has acquired 13,333,333 shares and its holdings now exceed 20% of votes and shares in SSH Communications Security. 

Identity of the issuer
SSH Communications Security Corporation, 1035804-9

Reason for the notification
An acquisition or disposal of shares or voting rights

Shareowners obliged to give notification
Leonardo S.p.A, Rome, Italy

Date on which the threshold was crossed or reached:
24.10.2025

Total positions of person subject to the notification obligation:


% of shares and voting rights% of shares and voting rights through financial instrumentsTotal of both in %Total number of shares and voting rights of issuer
Resulting situation on the date on which threshold was crossed or reached24.55
24.5554,301,364
Position of previous notification (if applicable)



Notified details of the resulting situation on the date on which the threshold was crossed or reached:

Class/type of shares
ISIN code (if possible)
Number of shares and voting rights% of shares and voting rights
Direct
(SMA 9:5)
Indirect
(SMA 9:6 and 9:7)
Direct
(SMA 9:5)
Indirect
(SMA 9:6 and 9:7)
FI000900827013,333,333
24.55
SUBTOTAL13,333,33324.55

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.

SSH Communications Security Corporation has a total of 54,301,364 shares and votes. The Company has one share series, each share entitling to one vote.

SSH COMMUNICATIONS SECURITY CORPORATION
Michael Kommonen
CFO

For further information:
Michael Kommonen, CFO, tel. +358 40 183 5836, email Michael.Kommonen@ssh.com
Markku Karppi, General Counsel, tel. +358 50 586 0552, email markku.karppi@ssh.com

Distribution:
Nasdaq Helsinki Ltd.
Major media
www.ssh.com

About SSH
SSH is a leading defensive cybersecurity company that secures communications between humans, systems, and networks. We specialize in Zero Trust Privileged Access Controls and Quantum Safe Network Security. Our customers include a diverse range of enterprises, from multiple Fortune 500 companies to SMBs across various sectors such as Finance, Retail, Technology, Industrial, Healthcare, and Government. 25% of Fortune 100 companies rely on SSH’s solutions. Recent strategic focus has expanded SSH business to Defence, Critical Infrastructure Operators, Manufacturing OT Security and Public Safety. 

Leonardo S.p.A invested 20.0 million EUR in SSH, becoming the largest shareholder of the company. SSH solutions form a Center of Excellence for Zero Trust privileged access management and quantum-safe network encryption in Leonardo - a global industrial group that creates multi-domain technological capabilities in the Aerospace, Defence and Security sector with 17.8 billion EUR revenue in 2024. SSH company’s shares (SSH1V) are listed on Nasdaq Helsinki.