EXEL COMPOSITES PLC | STOCK EXCHANGE RELEASE | 5 SEPTEMBER 2025 AT 2:00 PM EEST Exel Composites Plc appoints Lago Kapital as liquidity provider Exel Composites Plc (“Exel”) has entered a Liquidity Providing (LP) agreement with Lago Kapital Ltd (“Lago”) within the framework of Nasdaq Helsinki rules for liquidity provision. The intent is to promote liquidity in the share and decrease the share price volatility, and is initiated of Exel's accord. According to the agreement, Lago shall quote bids and offers for Exel Composites share in the trading system of Nasdaq Helsinki on each trading day for at least 85% of the continuous trading period. Lago will quote bids and offers for Exel Composites share in such a way that the spread of the bid and offer prices is a maximum of 4% calculated from the bid price. The quotes on bid and offer must be at least EUR 3,000 worth of shares. Liquidity providing in accordance with the agreement will commence on 5 September 2025. The agreement will be in force initially for a fixed term of three months and thereafter until further notice with a notice period of one month. More information: Lauri Haavisto, Director, Investor Relations investor@exelcomposites.com +358 20 754 1214 Exel Composites in brief Exel Composites is one of the largest manufacturers of composite profiles and tubes made with pultrusion and pullwinding technologies and a pultrusion technology forerunner in the global composite market. Our forward-thinking composite solutions made with continuous manufacturing technologies serve customers in a wide range of industries around the world. You can find our products used in applications in diverse industrial sectors such as wind power, transportation and building and infrastructure. Our R&D expertise, collaborative approach and global footprint set us apart from our competition. Our composite solutions help customers save resources, reduce products' weight, improve performance and energy efficiency, and decrease total lifetime costs. We want to be the first choice for sustainable composite solutions globally. Headquartered in Finland, Exel Composites employs over 600 forward-thinking professionals around the world and is listed on Nasdaq Helsinki. To find out more about our offering and company please visit www.exelcomposites.com