Seems Stoke have entered the fray:
https://www.google.co.uk/amp/amp.[Publication is blacklisted due to spam]/en-gb/2016/07/10/report-stoke-city-interested-in-juan-mata/?client=safari#
The one thing we've learnt as Everton fans, it's never done until it's done.
Sometimes it's easier to gear yourself up to fail rather than get your man.