Summa Defence

Summa Defence Plc                   
Company announcement, Managers' transactions               31 December 2025 at 3:05 pm

____________________________________________

Person subject to the notification requirement

Name: Meriaura Invest Oy

Position: Closely associated person

(X) Legal person (1):Person Discharging Managerial Responsibilities In Issuer

Name: Jussi Mälkiä

Position: Member of the Board

Issuer: Summa Defence Oyj

LEI: 743700J1YZ8IEJAPDL21

Notification type: INITIAL NOTIFICATION

Reference number: 135879/5/6

____________________________________________

Transaction date: 2025-12-31

Venue: FIRST NORTH GROWTH MARKET FINLAND (FSME)

Instrument type: SHARE

ISIN: FI4000592282

Nature of transaction: OTHER

Description of the transaction type: Sulautuminen

Transaction details

(1): Volume: 766414 Unit price: 1.89193 EUR

Aggregated transactions (1):

Volume: 766414 Volume weighted average price: 1.89193 EUR

SUMMA DEFENCE PLC

More information:
Timo Huttunen, interim CEO
Phone: +358 50 517 5508
email: timo.huttunen@summadefence.com

Summa Defence in brief

Summa Defence Plc is a Finnish defence and security technology group whose mission is to create a strong industrial foundation of innovative defence and dual use SMEs for strengthening the comprehensive security of society.

Summa Defence aims for both organic and inorganic growth across three focus areas: maritime technologies, land technologies and new technologies. The company's vision is to be a forerunner in comprehensive security industry.

The shares of Summa Defence Plc are listed on the Nasdaq First North Growth Market in Sweden (SUMMAS) and Finland (SUMMA).

www.summadefence.fi/en/

The company's Certified Adviser is Augment Partners AB, info@augment.se, tel. +46 8 604 22 55.