Manchester United directors reportedly feared Jose Mourinho could quit the Red Devils for PSG after the end of the 2017/18 season. His current contract expires in 2019.
Fellaini, 29, is valued highly by Jose Mourinho but a number of clubs are monitoring his contract situation.
Reports from Portugal suggest that 16-year-old Benfica winger Umaro Embalo will leave Lisbon to join Manchester United's youth set-up.
Samuel Umtiti has been identified as a transfer target for Manchester United manager Jose Mourinho after his failure to sign Real Madrid defender Raphael Varane.
Mourinho recently urged the Red Devils to back him heavily in the transfer market, despite spending around £170m in the summer.
Andreas Pereira joined Valencia on a season-long loan deal from Manchester United on the deadline day of the summer transfer window.
Mourinho spent £140m last summer but United did not get the fourth player he wanted and United were outspent by Manchester City.
Belgian midfielder Marouane Fellaini features on Besiktas' transfer shortlist amid uncertainty over his Manchester United future.
Cesc Fabregas is hopeful of agreeing a contract extension with Chelsea as Manchester United boss Jose Mourinho eyes an Old Trafford reunion with midfielder.
Manchester United midfielder Matic returns to Stamford Bridge for the first time since being sold by Chelsea.
Luke Shaw has fallen out of favour at Manchester United and has played just 47 minutes of first-team football this season.
Manchester United have told Andreas Pereira they will consider cutting short his loan deal at Valencia if he continues to make regular appearances.
Fabinho has revealed that after talking to his family, friends and agent, he decided not to protest against AS Monaco's decision to block his move in the summer transfer window.
Matic's arrival at Old Trafford raised eyebrows in the summer, and Neville does not think Chelsea adequately replaced the Serbian.
Angel Gomes was part of England squad that defeated Spain 5-2 in the final to win the 2017 Fifa Under-17 World Cup in India on 28 October.
IBTimes UK revealed in the summer that Manchester United and Manchester City were interested in signing Fabinho and the same was confirmed by Monaco vice-president Vadim Vasilyev.
Adnan Januzaj is finally showing signs of fulfilling his potential at Real Sociedad to raise the prospect of him one day returning to Manchester United.
Pochettino accused United of "destabilising" Dier with a recent approach but holds no grudge against Mourinho, who he will come up against at Old Trafford on Saturday.
Barcelona have begun conversations with Antoine Griezmann's entourage ahead of making a move to lure him to the Nou Camp during the summer transfer window.
Luke Shaw's Manchester United career is in jeopardy after a complete breakdown in communication with manager Jose Mourinho.
Shaw has been publicly criticised by United boss Jose Mourinho on a number of occasions and has made just two substitute appearances this season.
Mesut Ozil will reportedly only leave Arsenal for three clubs – Manchester United, Real Madrid and Barcelona. The German is not interested in moving to Italy or Turkey.