Mandatory notification of Trade by Primary Insider

5.3.2026 20:20:38 CET | Soiltech ASA | Mandatory notification of trade primary insiders Soiltech ASA (OSE: STECH) Sandnes, Norway, 05 March 2025 From March 3rd to march 05th, 2026, Riverborg B.V, a company associated with Karin Govaert, Board member and primary insider of Soiltech ASA, purchased 5,850 shares at an average price of NOK 81.7 per share in Soiltech ASA. After this transaction, Riverborg B.V holds 280 850 shares in Soiltech ASA. See attached form for further details. DISCLOSURE REGULATION This information is subject to the disclosure requirements pursuant to Section 5-12 of the Norwegian Securities Trading Act. CONTACTS * Jan Erik Tveteraas, CEO, Soiltech ASA, +47 95 21 49 25, jan.erik.tveteraas@soiltech.no * Tove Vestlie, CFO / Investor Relations, Soiltech ASA, +47 90 69 06 48, tove.vestlie@soiltech.no ABOUT SOILTECH ASA Soiltech is an innovative technology company specializing in the treatment, recycling and sustainable handling of contaminated water and solid waste on site. Our technologies enable cost savings and lower CO2 emissions through waste reduction, waste recovery and reuse. Soiltech operates world-wide and is headquartered in Norway. ATTACHMENTS Download announcement as PDF.pdf - https://kommunikasjon.ntb.no/ir-files/17849399/18826102/6872/Download%20announce ment%20as%20PDF.pdf KRT1500 Karin Govaert 03032026.pdf - https://kommunikasjon.ntb.no/ir-files/17849399/18826102/6870/KRT1500%20Karin%20G ovaert%2003032026.pdf KRT1500 Karin Govaert 05032026.pdf - https://kommunikasjon.ntb.no/ir-files/17849399/18826102/6871/KRT1500%20Karin%20G ovaert%2005032026.pdf