The Italian was linked with a switch to Manchester United earlier this summer, but Ranocchia has said that stories claiming he is ready to leave the Nerazurri are baseless speculation.
"The market I just business as usual, there are always so many rumours," Ranocchia told Sky Sport Italia.
"But I am here. I'll continue to sweat for the shirt. Walter Mazzarri cares about every aspect of the game. We are more compact as a defence now.
"We seem to be working as a team and therefore suffer much less."
Inter defeated Genoa 2-0 on Sunday.