F-Secure Oyj — Director's Dealing 2025

Oct 31, 2025

F-Secure Corporation: Managers' Transactions - Kaisa Tikka-Mustonen

F-Secure Corporation: Managers' Transactions - Kaisa Tikka-Mustonen

F-Secure Corporation: Managers' Transactions – Kaisa Tikka-Mustonen

F-Secure Corporation | Managers' Transactions | 31 October 2025 at 16:30 EET

F-Secure Corporation - Managers' transactions - Tikka-Mustonen

____________________________________________

Person subject to the notification requirement

Name: Tikka-Mustonen, Kaisa

Position: Other senior manager

Issuer: F-Secure Corporation

LEI: 9845006BFDJF0375E466

Notification type: INITIAL NOTIFICATION

Reference number: 9845006BFDJF0375E466_20251031140356_125

____________________________________________

Transaction date: 2025-10-31

Venue: XHEL

Instrument type: SHARE

ISIN: FI4000519236

Nature of the transaction: ACQUISITION

Transaction details

(1): Volume: 2,134 Unit price: 1.6869 EUR

Aggregated transactions

(1): Volume: 2,134 Volume weighted average price: 1.6869 EUR

**For further information, please contact:

**Sari Somerkallio, Chief Financial Officer

tel. +358 403 569 251

investor.relations@f-secure.com

**F-Secure in brief

**F-Secure is Finland headquartered and globally operating consumer cyber security company. F-Secure offers award-winning security and privacy products and services that make every digital moment more secure, for everyone. F-Secure operates in over 100 countries, has ~200 Service Provider partners and is the global leader providing security through Communication Service Providers. F-Secure Corporation is listed on Nasdaq Helsinki Ltd.

Read more: www.f-secure.com.