Sunderland, Latest news update:
Sunderland appear to be closing in on Celtic defender Adam Matthews after having a £2million offer accepted by the Glasgow giants.
Sunderland are maintaining an interest in Belgium international defender Nicolas Lombaerts but reports of a done deal are incorrect.
Black Cats enforcer Lee Cattermole has committed his long-term future to Sunderland by signing a five-year contract extension.
Sunderland appear to have won the race for Chelsea midfielder Marco van Ginkel, beating arch-rivals Newcastle to his signature.
Sunderland head coach Dick Advocaat has confirmed the make-up of his back-room team for the new campaign.
Sunderland have signed Liverpool defender Sebastian Coates on a permanent deal following a successful season on loan.
Sunderland face a battle to sign Leeds defender Sam Byram with Everton rumoured to be interested in the youngster.
Sunderland are keen on signing Dynamo Kiev forward Jermain Lens with £8million believed to be the asking price for the Dutchman.
Roma have said they do not want to take up their option on defender Davide Astori which leaves the way open for Sunderland.
Sunderland striker Danny Graham has been working hard in the gym over the summer to give himself every opportunity next season.
Sunderland hope to complete the signing of Liverpool defender Sebastian Coates later this week and they could land him for just £2m.
Sunderland face a battle with arch rivals Newcastle to land West Ham's Stewart Downing, while Leicester City are also interested.
Liverpool and Sunderland have agreed a £4million deal for Sebastian Coates with the defender set to join the Black Cats next week.
Sunderland are set to increase their offer for Stewart Downing at West Ham in an effort to land him in the near future.
Sunderland are expected to step up their efforts to land Liverpool defender Sebastian Coates now his international summer is over.
Sunderland boss Dick Advocaat is said to be ready to rival Newcastle for the services of Derby defender Richard Keogh.
Sunderland are in a fight to land Cagliari defender Davide Astori as Everton and Schalke are also said to be keen.
Despite reports of an £11m move, Sunderland have apparently not got any interest in PSV Eindhoven star Georginio Wijnaldum.
Sunderland will have to increase their offer for West Ham midfielder Stewart Downing if they are to lure him to the Stadium of Light.
Sunderland are believed to be tracking Fenerbachce striker Moussa Sow as they look to add more firepower to the squad.