Celtic want at least 28 million euros for the left back. This is the figure that the 'hoops' have been quoted as wanting for their young Scottish star.
The Daily Mirror has announced that Unai Emery wants the player to help his defence, with the side looking to finish in the top 4 and regain their place in the Champions League for the first time in 3 years.
Tierney has spent his entire career at Celtic. This season he has played 40 matches and scored one goal, as well as assisting 5 times.
His market value stands at 30 million euros, and with his contract running till 2023, Celtic are in total control over the Scottish defender.