Company announcement
No. 10/2025

Aquaporin A/S
Nymøllevej 78
DK-2800 Kongens Lyngby
aquaporin.com
Company reg. no.: DK28315694

Kongens Lyngby, Denmark, June 20, 2025 - Aquaporin A/S, CVR no. 28315694 ("Aquaporin" or the "Company") has received the attached notifications pursuant to article 19 of the EU Market Abuse Regulation no. 596/2014, as amended, of transactions in financial instruments linked to Aquaporin's shares made by persons discharging managerial responsibilities in Aquaporin and/or persons closely associated with them.

Please see the transaction made by M. Goldschmidt Capital A/S, in the attached PDF document.

For further information, please contact:

Klaus Juhl Wulff, Chief Financial Officer

+45 25 63 39 90, investorrelations@aquaporin.com

About Aquaporin

Aquaporin is an innovative water technology company with operations in Denmark (HQ), Singapore, Turkey, the United States, and China. We are committed to rethinking water filtration with biotechnology to solve global water challenges. By combining three disciplines from the world of natural sciences: biology, chemistry, and physics, we have created the unique, nature-inspired Aquaporin Inside® technology which we embed into all our membranes and solutions. Our technology is based on Nobel Prize-winning research and is used to clean and reuse water in industries, in our homes, and even by NASA in space. We work with customers and partners around the globe to responsibly treat industrial wastewater, concentrate food and beverage products in a natural way, and enhance drinking water quality and accessibility.