Berge has been impressive this season, as the 21-year-old is being tipped for a big money move.
The midfielder has not spoken too much about his future as he is focusing on Genk, but he admitted that every transfer period brings uncertainty.
He told Het Laatste Nieuws: "Winter or summer, every transfer period there is a lot of speculation about my future. But at the moment, there's nothing concrete, and that's just the truth.
"If the right club comes forward and puts the right amount on the table for me then we can talk.