According to his agent, no offers have yet been received by the Premier League title favourites for the Serbia international, who has made just nineteen league starts so far this season.
The 28 year old moved to the Etihad Stadium in 2010, and he has won the complete set of domestic honours since arriving in England.
However, he could be set to move on this summer, with teams in Russia and France also linked with a move to secure his services.
City currently sit in third place in the table, and will win a second championship in three years if they win their remaining three games regardless of the results of their rivals.
Arguably their toughest test comes at Everton tomorrow afternoon, where the away win is priced at 3/4.