Celtic have joined Feyenoord, Ajax and PSV Eindhoven in pursuing 21-year-old forward Alvaro Rodriguez, who has impressed at Elche since moving from Real Madrid. Meanwhile, Lech Poznan hope to secure Luis Palma permanently after the winger helped them win the Polish title. Celtic right-back Alistair Johnston is also promoting his brother Malcolm, who left Portland Timbers, for a European move.

Rangers continue their summer rebuild with interest in Dundee's Luke Graham, while also pursuing Dan Neil from Sunderland. Lawrence Shankland joined the Ibrox club without a fee after activating a break clause from Hearts. The club's chances of re-signing Mikey Moore on loan have improved as Tottenham lines up a new left-wing addition.

Bolton Wanderers are set to sign David Watson from Kilmarnock, which will limit compensation for the 21-year-old midfielder. Aberdeen manager Stephen Robinson confirmed new signings will be a joint decision between himself, sporting director Lutz Pfannenstiel and head of recruitment Darren Mowbray. Former Scotland forward Johnny Russell has no plans to quit football after being released by Dundee United.