Sheffield Wednesday spent most of last summer's transfer window operating under an embargo.
Tottenham Hotspur have got the ball rolling in the summer transfer market with the purchases of Tanguy Ndombele and Jack Clarke in recent days.
Leeds United have reportedly agreed to sign Helder Costa permanently next summer.
Tottenham Hotspur boss Mauricio Pochettino could change both his full-backs this summer.
Tottenham Hotspur brought in Jack Clarke from Leeds United and have immediately loaned him back to the Championship side.
Dicko was a teammate of the new Leeds United signing at Wolverhampton Wanderers.
Premier League rivals Tottenham Hotspur and Liverpool appear to be going head-to-head for Real Madrid's La Liga bench-warmer Dani Ceballos.
Tottenham managed to win the race for Tanguy Ndombele.
Tottenham Hotspur are said to be interested in snapping up Bournemouth centre-back Nathan Ake, while Manchester United are hunting Harry Maguire.
Leeds United's Kalvin Phillips continues to be linked away from Elland Road.
Tottenham defender has one year left on his current contract.