The Colombia international was linked with a host of clubs, including Manchester United, Tottenham Hotspur and Juventus.
However, the 28-year-old has taken to Instagram this afternoon to express his delight at the fact that he is still an Inter player.
The message attached the picture translates as: "I'm really happy to be able to continue wearing this jersey. Forza Inter."
Guarin joined Inter from Porto back in 2012.