Celtic reportedly had a substantial bid knocked back in January.
Scottish Premiership champions Celtic saw an £8.8m bid for Belgium star Castagne rejected by Serie A outfit Atalanta in January, according to reports.
Scottish Premiership champions Celtic tried and failed to sign Atalanta's Serie A flyer Timothy Castagne in the January transfer window.
Celtic are admirers of Timothy Castagne.
Scottish Premiership champions Celtic failed to sign Atalanta's Serie A star Castagne in January - but should the defender still be a target for Rodgers at Leicester?
Celtic reportedly failed with a bid for the Belgian.
Castagne has been linked with a Celtic move for quite some time.
Tottenham Hotspur, Sunderland, Celtic, Fulham, West Bromwich Albion and Aston Villa are making the headlines…
Belgium international and Serie A ace Castagne has reportedly been on the radar of Scottish Premiership champions Celtic.
Atalanta's Serie A defender Timothy Castagne has been linked with Championship outfit Swansea City.
Tottenham Hotspur are reportedly keen on Barcelona's Nelson Semedo.
West Ham United winger Liverpool is said to be on Jurgen Klopp's side's shortlist.
Tottenham Hotspur had been interested in taking Julian Brandt from Bayer Leverkusen, according to reports.
It looks like Cristian Gamboa is leaving Celtic this summer.
Fresh links to Rekeem Harper should concern Celtic's Eboue Kouassi.
Bournemouth are reportedly keen on Liverpool winger Harry Wilson.
Liverpool and Everton are both keen to bring Bertrand Traore to Merseyside this summer, after being impressed by his form.
Newcastle United boss Rafael Benitez is still not guaranteed to be at St. James' Park next season.
Everton are one of a number of Premier League clubs who reportedly want to sign Bolton Wanderers' young Irishman Luca Connell.
Liverpool are reportedly keen on West Ham United playmaker Felipe Anderson.