On July 1, 2025, Advent Technologies Holdings, Inc. finalized a settlement to resolve a dispute with F.E.R. fischer Edelstahlrohre GmbH, agreeing to pay €5,366,625.55 in installments beginning September 1, 2025, with a reduced amount possible if paid by June 30, 2026. The company also confirmed it regained compliance with Nasdaq listing requirements by filing its Quarterly Report for March 31, 2025.