In the other role he carries within the team, that of support, he has helped David Gaudu a lot to his fourth place at the Tour de France, giving him a critical position where the team benefits greatly on several fields from his presence. Despite this, and his contract going until 2023, he had a clause which allowed him to make an early transfer.
UAE Team Emirates and
Team DSM were within the squads interested in Küng, however it is understood that he's close to re-signing or at least maintaining his current contract with Groupama - FDJ, where he's been racing since 2019.