Preston North End have made as many signings as anyone in the Championship so far.
Birmingham, Hull, Norwich, Swansea and Watford have also added to their squads, with the window having only opened on June 1. This summer’s window is slightly different to usual, with it featuring a six-day break due to the Club World Cup.
Here is a round-up of all the incoming deals completed across the Championship so far.
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9. Joshua Quarshie - Southampton
Saints have added the young German defender to Will Still's squad. He signs from TSG Hoffenheim and pens a four-year contract. | Getty Images
10. Zeidane Inoussa - Swansea City
The 22-year-old winger joins from BK Häcken for an undisclosed fee and puts pen-to-paper on a five-year contract with the Swans. | Getty Images
11. Bobby Wales - Swansea City
PNE were one club linked with Wales but he has made the move to Swansea. It's a four-year deal for the 19-year-old striker who has played for Kilmarnock and Alloa. | SNS Group
12. Hector Kyprianou - Watford
The Hornets swiftly wrapped up the signing of the 24-year-old midfielder on a free, after his Peterborough United contract expired this summer. He's agreed a five-year deal. | Darren Wiles