Rangers have welcomed their first signing under Giovanni van Bronckhorst in the form of versatile American defender James Sands, after saying goodbye to homegrown talent Nathan Patterson who left for Everton.
Celtic came out the blocks early by completing deals for Japanese trio Daizen Maeda, Yosuke Ideguchi and Reo Hatate and Ange Postecoglou could soon have another in the bag with the arrival of Johnny Kenny form Sligo Rovers.
Parkhead youngster Liam Shaw has been linked with Motherwell while Nadir Ciftci has made his big Scottish football return with St Johnstone.
Speaking of Saints, they face a fight to keep Zander Clark at McDiarmid Park.
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