Hexagon Composites — Major Shareholding Notification 2025

Nov 12, 2025

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11 November 2025

The Market Administration Department The Oslo Stock Exchange Tollbugt 2 PO Box 460 Sentrum 0105 OSLO Norway

E-mail: ma@oslobors.no

Investor Relations Hexagon Composites ASA Korsegata 4B 6002 Ålesund Norway E:mail: david.bandele@hexagongroup.com

Hexagon Composites ASA

Securities Trading Act

On behalf of JPMorgan Chase & Co. ("JPMC") and its subsidiaries, JPMC hereby notifies that it has a notifiable interest in Hexagon Composites ASA ("the Company"), as detailed in the attached Schedule.

If you require any further information, please do not hesitate to contact me.

Yours faithfully

Natasha Mondon

EMEA Compliance Department

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SCHEDULE

Hexagon Composites ASA

JPMorgan Chase & Co. ("JPMC ") has a notifiable interest in the share capital of Hexagon Composites ASA as a result of trades by its subsidiary J.P. Morgan Securities PLC. The total number of shares held by JPMC on 07 November 2025 was 12,717,423 being 5.045% of the issued share capital and voting rights of the company. The holding in JPMC crossed a notification threshold of 10% on 07 November 2025.

Breakdown by number of shares held:

J.P. Morgan Securities PLC 9,945,144 (3.945%)

J.P. Morgan Securities LLC 2,772,279 (1.100%)

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CHAIN OF CONTROLLED UNDERTAKINGS

Relationship of JPMorgan Chase & Co. to subsidiaries involved in the disclosure.

JPMorgan Chase & Co.

JPMorgan Chase Bank, National Association (100%)

J.P. Morgan International Finance Limited (100%)

J.P. Morgan Capital Holdings Limited (100%)

J.P. Morgan Securities plc (100%)

JPMorgan Chase & Co.

JPMorgan Chase Holdings LLC (100%)

J.P. Morgan Broker-Dealer Holdings Inc. (100%)

J.P. Morgan Securities LLC (100%)