Enersense International Plc: Flagging notification under chapter 9, section 10 of the Securities Markets Act

ESENSEPörssitiedote08.05.2026 klo 14.30

Enersense International Plc | Stock Exchange Release | May 08, 2026 at 14:30:00 EEST

Enersense International Plc has received a notification under chapter 9, section 5 of the Securities Markets Act from Ensto Invest Oy. According to the notification, Ensto Invest’s shareholding in Enersense exceeded 10% of the total number of shares and voting rights on 7 May 2026. According to the notification, Ensto Invest holds a total of 1,671,125 shares in Enersense, which corresponds to 10.13% of all shares and votes in Enersense. Before the notification threshold was exceeded, Ensto Invest’s holding was 1,571,125 shares, which corresponded to 9.53% of Enersense’s shares and voting rights. Enersense’s total number of shares and voting rights is 16,492,527.

According to the notification, the total position of the party under the flagging obligation is:

	% of shares and voting rights	% of shares and voting rights through financial instruments	Total %	Total number of shares and voting rights of issuer
Resulting situation on the date on which threshold was crossed or reached	10.13		10.13	16 ,492 ,527
Position announced in the previous flagging notification (if applicable)	5.22		5.22

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

A: Shares and voting rights
Class/type of shares ISIN code	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)
FI4000301585	1,671,125		10.13
A TOTAL	1,671,125		10.13

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.

ENERSENSE INTERNATIONAL PLC

Liisi Tamminen
VP, Communications, Investor Relations and Sustainability

Further information:
Liisi Tamminen
VP, Communications, Investor Relations and Sustainability
Tel. +358 44 222 5552
liisi.tamminen@enersense.com

Distribution:
Nasdaq Helsinki
Key media
www.enersense.com

About us
Enersense delivers the essentials of tomorrow’s society. It acts as a lifecycle partner to customers in energy transmission and generation, the industrial energy transition, telecommunications and data centres. The company designs, builds, maintains and modernises critical infrastructure across the Nordics and the Baltics. Around 1,700 Enersense experts work for a more sustainable future, for example, with power lines and telecommunications networks, at substations and power plants. Enersense had a revenue of EUR 307 million in 2025, and it’s listed on Nasdaq Helsinki (ESENSE). www.enersense.com.