Below are all the notable 'ins' and 'outs' at each Premier League club as of Tuesday, August 21.
Ins Santi Cazorla (Malaga, SPN for £16.5m), Olivier Giroud (Montpellier, FRA for £13m), Lukas Podolski (FC Cologne, GER for £11m)
OutsRobin van Persie (Manchester United for £24m), Alex Song (Barcelona, SPN for £15m), Kyle Bartley (Swansea City for £1m), Manuel Almunia (Watford for free), Gavin Hoyte (Dagenham for free)
Ins Ron Vlaar (Feyenoord, NED for undisclosed), Matthew Lowton (Sheffield United for £3m), Karim El Ahmadi (Feyenoord, NED for undisclosed), Brett Holman (AZ Alkmaar, NED for free)
OutsJames Collins (West Ham United for undisclosed), Emile Heskey (released), Carlos Cuellar (Sunderland for free)
Ins Oscar (Internacional, BRA for £25m), Marko Marin (Werder Bremen, GER for £7m), Eden Hazard (Lille, FRA for £32m), Thorgan Hazard (Lens, FRA for free)
Outs Didier Drogba (Shanghai Shenhua, CHN for free), Salomon Kalou (Lille, FRA for free), Jose Bosingwa (QPR for free), Jacob Mellis (Barnsley for free)
InsKevin Mirallas (Olympiakos, GRE for £5.2m), Steven Pienaar (Tottenham for £4.5m), Steven Naismith (Rangers, SCO for free)
OutsJack Rodwell (Manchester City for £12m), Tim Cahill (New York Red Bull, USA for £1m), Adam Forshaw (Brentford for undisclosed), James McFadden (released), Marcus Hahnemann (released), Joao Silva (Levski Sofia, BUL for undisclosed), Joseph Yobo (Fenerbahce, TUR for undisclosed)
InsHugo Rodallega (Wigan Athletic for free), Mladen Petric (Hamburg, GER for free), George Williams (MK Dons for free)
OutsDickson Etuhu (Blackburn Rovers for undisclosed), Marcel Gecov (Gent, BEL for undisclosed), Andrew Johnson (QPR for free), Danny Murphy (Blackburn Rovers for free), Bjorn Helge Riise (released), Orlando Sa (released)
InsOussama Assaidi (Heerenveen, NED for £3m), Joe Allen (Swansea City for £15m), Fabio Borini (AS Roma, ITA for £10m)
OutsCraig Bellamy (Cardiff City for undisclosed), Alberto Aquilani (Fiorentina, ITA for undisclosed), Maxi Rodriguez (Newell's Old Boys, ARG for undisclosed), Dirk Kuyt (Fenerbahce, TUR for £1m), Fabio Aurelio (Gremio, BRA for free), David Amoo (Preston North End for free)
InsJack Rodwell (Everton for £12m)
OutsVladimir Weiss (Pescara, ITA for undisclosed), Owen Hargreaves (released), Stuart Taylor (Reading for free)
InsRobin van Persie (Arsenal for £24m), Alexander Buttner (Vitesse Arnhem, NED fort £4m), Nick Powell (Crewe Alexandra for £4m), Shinji Kagawa (Borussia Dortmund, GER for £17m)
OutsPaul Pogba (Juventus, ITA for free), Park Ji-sung (QPR for undisclosed), Tomasz Kuszczak (Brighton & Hove Albion for free), Michael Owen (released), Richie De Laet (Leicester City, for undisclosed), Matty James (Leicester City for undisclosed)
InsVurnon Anita (Ajax, NED for £6.7m), Curtis Good (Melbourne Heart, AUS for £400,000), Gael Bigirimana (Coventry City for undisclosed), Romain Amalfitano (Reims, FRA for free)
OutsFraser Forster (Celtic, SCO for £2m), Leon Best (Blackburn Rovers for £3m), Peter Lovenkrands (released), Danny Guthrie (Reading for free), Alan Smith (MK Dons for free), Tamas Kadar (Roda JC, Ned for free)
Ins Sebastian Bassong (Tottenham for undisclosed), Michael Turner (Sunderland for undisclosed), Robert Snodgrass (Leeds United for £3m), Steven Whittaker (Rangers, SCO for free), Jacob Butterfield (Barnsley for undisclosed)
OutsAndrew Crofts (Brighton & Hove Albion for undisclosed), Adam Drury (Leeds United for free), Zak Whitbread (Leiciester City for free), Aaron Wilbraham (Crystal Palace for free), Josh Dawkin (released)
QPR
InsJose Bosingwa (Chelsea for free), Junior Hoilett (Blackburn Rovers, tribunal to advise), Park Ji-sung (Man Utd for undisclosed), Robert Green (West Ham United for free), Ryan Nelsen (Tottenham for free), Andrew Johnson (Fulham for free), Samba Diakite (Nancy, FRA for undisclosed)
Outs Heidar Helguson (Cardiff City for undisclosed), Paddy Kenny (Leeds United for £400,000), Peter Ramage (Crystal Palace for free), Rowan Vine (St Johnstone, SCO for free), Danny Gabbidon (released), Danny Shittu (released), Fitz Hall (released), Lee Cook (released), Patrick Agyemang (released), Akos Buzsaky (released)
InsStuart Taylor (Manchester City for free), Chris Gunter (Nottingham Forest for £2.5m), Adrian Mariappa (Watford for £2.5m), Nicky Shorey (West Bromwich Albion for free), Pierce Sweeney (Bray Wanderers, IRE for undisclosed), Pavel Pogrebnyak (Stuttgart, GER for free), Danny Guthrie (Newcastle United for free), Garath McCleary (Nottingham Forest for free)
OutsMichail Antonio (Sheffield Wednesday for undisclosed), Brian Howard (released), Tomasz Cywka (Barnsley for free) Andy Griffin (released), Jack Mills (released), Joseph Mills (Burnley for free)
InsNathaniel Clyne (Crystal Palace, compensation to be agreed), Paulo Gazzaniga (Gillingham for undisclosed), Steven Davis (Rangers, SCO for free), Jay Rodriguez (Burnley for £6m)
OutsDan Harding (Nottingham Forest for undisclosed), Radhi Jaidi (retired), David Connolly (released), Bartosz Bialkowski (Notts County for free), Lee Holmes (released), Ryan Doble (Shrewsbury Town for free)
InsMichael Kightly (Wolves for £2m), Geoff Cameron (Houston Dynamo, USA for undisclosed), Jamie Ness (Rangers, SCO for free)
OutsJonathan Woodgate (Middlesbrough for free), Andrew Davies (Bradford City for free), Salif Diao (released), Ricardo Fuller (released), Tom Soares (released)
Ins Louis Saha (Tottenham for free), Carlos Cuellar (Aston Villa for free)
OutsMarcos Angeleri (Estudiantes, ARG for undisclosed), Asamoah Gyan (Al-Ain, UAE for £6m), Michael Turner (Norwich City for undisclosed), Craig Gordon (released), Jordan Cook (Charlton Athletic for free), George McCartney (West Ham United for undisclosed)
InsKyle Bartley (Arsenal for £1m), Jamie Proctor (Preston for undisclosed), Michu (Rayo Vallecano, SPN for £2m), Jose Manuel Flores (Genoa, ITA for £2m)
OutsJoe Allen (Liverpool for £15m), Scott Donnelly (released), Ferrie Bodde (released)
Tottenham
InsJan Vertonghen (Ajax, NED for £10m), Gylfi Sigurdsson (Hoffenheim, GER for £8m)
Outs Sebastian Bassong (Norwich City for undisclosed), Steven Pienaar (Everton for £4.5m), Vedran Corluka (Lokomotiv Moscow, RUS for £5m), Niko Kranjcar (Dynamo Kiev, UKR for £2m), Ryan Nelsen (Tottenham for free), Louis Saha (Sunderland for free), Ben Alnwick (Barnsley for free)
InsMarkus Rosenberg (Werder Bremen, GER for free), Claudio Yacob (Racing Club de Avellaneda, ARG for free), Ben Foster (Birmingham City for £4m)
OutsKeith Andrews (Bolton for free), Simon Cox (Nottingham Forest for undisclosed), Paul Scharner (released), Marton Fulop (Astera Tripolis, GRE for free), Nicky Shorey (Reading for free), Joe Mattock (Sheffield Wednesday for free), Somen Tchoyi (released)
InsAlou Diarra (Marseille, FRA for £2m), James Collins (Aston Villa for undisclosed), Modibo Maiga (Sochaux, FRA for £5m), Jussi Jaaskelainen (Bolton for free), Mohamed Diame (Wigan Athletic for free), Stephen Henderson (Portsmouth for undisclosed), George McCartney (Sunderland for undisclosed), Raphael Spiegel (Grasshoper, SUI for free)
Outs Robert Green (QPR for free), Julien Faubert (Elazigspor, TUR for free), John Carew (released), Abdoulaye Faye (released), Papa Bouba Diop (released), Frank Nouble (Wolves for free), Freddie Sears (Colchester for free)
InsArouna Kone (Levante, SPN for undisclosed), Ivan Ramis (Real Mallorca, SPN for undisclosed), Fraser Fyvie (Aberdeen, SCO for free)
OutsChris Kirkland (Sheffield Wednesday for free), Mohamed Diame (West Ham United for free), Steve Gohouri (released), Jordan Robinson (released), Hugo Rodallega (released), Hendry Thomas (released)