Reading pair Sean Morrison and Jordan Obita have both signed new contracts at the Madejski Stadium.
Ipswich defender Aaron Cresswell has signed a two-year extension to his contract.
Fulham have confirmed the signing of Bulgaria international right-back Stanislav Manolev from PSV Eindhoven on loan until the end of the season.
The Cottagers announced the move on their official website, adding that they have the option to sign the 29-year-old for a further two years if they want to.
A 29-cap international for his country, Manolev started out with Pirin 1922 before a move to Litex Lovech, for whom he scored the winning goal in the 2008 Bulgarian National Cup final.