Check back here each day for all the latest talking points.
Wednesday, December 17th
Antoine Semenyo: Bournemouth > Manchester United?
Ruben Amorim has labelled Antoine Semenyo as "special" as the race heats up for the in-demand winger (Sky Sports)
Joshua Zirkzee: Manchester United > Roma?
United and Roma are locked in a tense standoff over the transfer of Joshua Zirkzee, with the two clubs seemingly miles apart in their valuation (Goal)
Takefusa Kubo: Real Sociedad > Tottenham?
Reports suggest the Spanish side are losing patience with the winger and are ready to cash in now before his value drops any further (FourFourTwo)
Pau Torres: Aston Villa > Barcelona?
Barcelona are keeping tabs on star Villa defender Pau Torres, according to reports (Express and Star)
Stefan de Vrij: Inter > Nottingham Forest?
Nottingham Forest have emerged as a surprise Premier League suitor for the Dutch defender (Goal)
Marc Guehi: Crystal Palace > Liverpool, Manchester City?
City have entered the race to sign the England centre-back, putting pressure on the Reds to advance their own interest (Liverpool Echo)
Said El Mala: Koln > Tottenham?
Based on a report from German outlet Bild, Spurs have joined the race for Koln winger Said El Mala (FourFourTwo)
Niklas Fullkrug: West Ham > AC Milan?
The towering German striker is said to prefer a move to Italy over any interest from the Bundesliga (Fabrizio Romano)
Read more: Fullkrug 'wants AC Milan move' as he prepares for West Ham exit in January
Robert Lewandowski: Barcelona > Chicago Fire?
Chicago Fire have held "positive talks" with Barcelona striker Robert Lewandowski over a move to Major League Soccer (BBC)
Dayot Upamecano: Bayern Munich > Real Madrid, PSG?
A contract standoff between the player and the Bavarians has alerted several of Europe's elite clubs (Goal)