Manchester United, Arsenal and Chelsea are among the Premier League clubs monitoring Freiburg striker Igor Matanovic ahead of the January transfer window, according to a report from Caughtoffside.
The 23-year-old Croatia international has caught the eye with his performances in the Bundesliga this season, prompting interest from England's top flight.
Elsewhere, Juventus are reportedly keen on Liverpool centre-back Giovanni Leoni as the Italian champions seek to increase the number of homegrown players in their squad.
Newcastle United are prepared to let midfielder Joe Willock depart in January with his contract expiring in the summer and no renewal talks underway.
Tottenham have no intention of selling defender Micky van de Ven despite reported interest from Liverpool.
AC Milan are weighing up a move for Brighton midfielder Yasin Ayari as a potential long-term replacement for Luka Modric.
Brighton and Bournemouth sent scouts to Colombia to watch Atletico Nacional centre-back Neider Parra.
Brentford goalkeeper Hakon Rafn Valdimarsson would consider leaving if first-team opportunities remain limited.
Roma want to sign Real Madrid forward Endrick on loan in January to secure regular playing time.
Barcelona are set to hand new contracts to Raphinha, Xavi Espart and Marc Bernal.
Key transfer rumours:
- Manchester United, Arsenal, Chelsea tracking Igor Matanovic (Freiburg)
- Juventus targeting Giovanni Leoni (Liverpool)
- Newcastle open to Joe Willock exit
- Tottenham to reject Micky van de Ven offers
- AC Milan considering Yasin Ayari (Brighton)
- Brighton, Bournemouth scouting Neider Parra (Atletico Nacional)
- Brentford's Hakon Rafn Valdimarsson open to move
- Roma pursuing Endrick loan (Real Madrid)
- Barcelona renewing Raphinha, Xavi Espart, Marc Bernal
Source: BBC Sport
