IN :
8 Juni 2011 = Carl Jenkinson from Charlton Athletic (£1m)
18 Juni 2011 = Gervinho from OSC Lille (€12m)
8 Agustus 2011 = Alex Chamberlain from Southampton (Bid £12m)
19 Agustus 2011 = Joel Campbell from Saprissa (£900k)
30 Agustus 2011 = Park Chu Young from AS Monaco (£3m)
31 Agustus 2011 = Andre Santos from Fenerbahce (£6.2m)
31 Agustus 2011 = Per Mertesacker from Werder Bremen (£8m)
31 Agustus 2011 = Yossi Benayoun from Chelsea (On loan)
31 Agustus 2011 = Mikael Arteta from Everton (Unknown)
OUT :
4 Juli 2011 = Gael Clichy to Manchester City (£7m)
20 Juli 2011 = Denilson to Sao Paulo (On Loan)
26 Juli 2011 = Jay Emmanuel Thomas to Ipswich Town (Unknown)
15 Agustus 2011 = Cesc Fabregas to Barcelona (£38m)
16 Agustus 2011 = Carlos Vela to Real Sociedad (On Loan)
16 Agustus 2011 = Emmanuel Eboue to Galatasaray (£4m)
24 Agustus 2011 = Samir Nasri to Man City (£24m)
30 Agustus 2011 = Armand Traore to QPR (£1,6m)
31 Agustus 2011 = Joel Campbell to FC Lorient (On Loan)
31 Agustus 2011 = Kyle Bartley to Rangers (On Loan)
31 Agustus 2011 = Giles Sunu to FC Lorient (Undisclosed)
31 Agustus 2011 = Henri Lansbury to West Ham United (On Loan)
31 Agustus 2011 = Nicklas Bendtner to Sunderland (On Loan)
