Rennes winger Kamaldeen Sulemana is subject of interest from Southampton and PSV Eindhoven.
The Ghana international has attracted offers from both clubs.
L'Equipe says a first offer of €15m, plus €2m in bonuses, has been made by the Dutch club. While the Saints would have submitted a proposal around €17m.
The midfielder joined Rennes in 2021 from FC Nordsjælland for €17m.
Sulemana has a deal with Rennes to 2026.