According to Stuttgarter Nachrichten, Stuttgart have revealed their price for Gregor Kobel, while Borussia Dortmund have reported their interest in the shot-stopper.
would have to pay between €16-18 million for Gregor Kobel's deal renewal.
Based on this report, the 23-year-old has grown to be Dortmund's primary candidate in their pursuit for a new goalkeeper and would cost €16-18 million.
As the season started, Roman Bürki was Dortmund's primary goalkeeper but failed to maintain his place in goal and gave the spot to veteran Marwin Hitz as the season continued.
have been linked with a host of other goalkeepers as well, including Peter Gulacsi (RB Leipzig), Koen Casteels (Wolfsburg), Odisseas Vlachodimos (Benfica), Bartlomiej Dragowski (Fiorentina), Alexander Nübel (FC Bayern) and Mike Maignan (Lille).