Bristol Rovers have extended the loan spell of Reading goalkeeper Mikkel Andersen until January.
Reading have continued a busy transfer deadline day by bringing Blackburn defender Zurab Khizanishvili back to the Madejski Stadium.
Sky Sports Sources understand Reading have accepted a bid for midfielder Gylfi Sigurdsson from Hoffenheim.
Reading will be without Andy Griffin and Jay Tabb, while Northampton are set to be without John Johnson.
Brian McDermott says Reading are not in the financial position to bring Zurab Khizanishvili back to the club.
Reading have allowed striker Grzegorz Rasiak to leave the club and join Cyprus side AEL Limassol on a free transfer.
Reading manager Brian McDermott has played down rumours that Gylfi Sigurdsson is on his way to Fulham.
Reading midfielder Brynjar Gunnarsson may well have to fill in at centre-half again when Nottingham Forest arrive at the Madejski.