Inter saw their initial €8m plus bonuses proposal for full-back Cristiano Piccini rejected by Sporting CP, according to A Bola.
The Nerazzurri seemingly put forward an offer worth €8m, with an additional €4m in various performance-related bonuses.
However, Sporting turned it down and are holding out for more money.
Piccini has also been linked with Roma over the last week and is under contract in Lisbon until 2022.
He has a release clause worth €45m in his contract and came up through the Fiorentina youth academy.
Inter saw their initial €8m plus bonuses proposal for full-back Cristiano Piccini rejected by Sporting CP, according to A Bola.
The Nerazzurri seemingly put forward an offer worth €8m, with an additional €4m in various performance-related bonuses.
However, Sporting turned it down and are holding out for more money.
Piccini has also been linked with Roma over the last week and is under contract in Lisbon until 2022.
He has a release clause worth €45m in his contract and came up through the Fiorentina youth academy.