While the Seagulls are unable to sign players from overseas until January, the domestic market remains open until October 16.
Scroll and click through the pages to see how every top-flight club’s incomings and outgoings compare:
5. Chelsea
IN: Timo Werner (RB Leipzig), Hakim Ziyech (Ajax), Ben Chilwell (Leicester), Malang Sarr (Nice), Thiago Silva (PSG), Kai Havertz (Bayer Leverkusen), Edouard Mendy (Rennes). OUT: Pedro (Roma), Willian (Arsenal), Danilo Pantic (Cukaricki - loan), Jacob Maddox (Vitoria),
Jamie Cumming (Stevenage - loan), Trevoh Chalobah (Lorient - loan), Armando Broja (Vitesse - loan), Tariq Uwakwe (Accrington Stanley - loan), Ethan Ampadu (Sheff Utd - loan), Kenedy (Granada - loan), Michy Batshuayi (Crystal Palace - loan), Conor Gallagher (West Brom - loan), Lewis Baker (Trabzonspor - loan), Davide Zappacosta (Genoa - loan), Luke McCormick (Bristol Rovers - loan), Ross Barkley (Aston Villa - loan), Jon Russell (Accrington - loan), Matt Miazga (Anderlecht - loan), Tiemoue Bakayoko (Napoli - loan). Photo: NEIL HALL
6. Crystal Palace
IN: Nathan Ferguson (West Brom), Eberechi Eze (QPR), Michy Batshuayi (Chelsea - loan). OUT: Alexander Sorloth (RB Leipzig). Photo: Mike Hewitt
7. Everton
IN:
Niels Nkounkou (Marseille), Allan (Napoli), James Rodriguez (Real Madrid), Abdoulaye Doucoure (Watford), Ben Godfrey (Norwich), Robin Olsen (Roma - loan). OUT:
Morgan Feeney (Sunderland), Alexander Denny (Salford), Luke Garbutt (Blackpool), Korede Adedoyin (Hamilton Accies), Oumar Niasse (Released), Cuco Martina (Released), Morgan Schneiderlin (Nice), Leighton Baines (Retired), Maarten Stekelenburg (Ajax), Nathangelo Markelo (Twente - loan), Kieran Dowell (Norwich City), Lewis Gibson (Reading - loan), Dennis Adeniran (Wycombe Wanderers - loan). Moise Kean (PSG - loan), Theo Walcott (Southampton - loan). Photo: Alex Livesey
8. Fulham
IN:
Antonee Robinson (Wigan), Mario Lemina (Southampton - loan), Harrison Reed (Southampton), Alphonse Areola (PSG - loan), Kenny Tete (Lyon - loan), Ola Aina (Torino - loan), Ademola Lookman (RB Leipzig - loan), Joachim Andersen (Lyon - loan), Tosin Adarabioyo (Man City), Ruben Loftus-Cheek (Chelsea - loan).
OUT:
Cody Drameh (Leeds), Marlon Fossey (Shrewsbury Town - loan), Jordan Archer (Released), Luca de la Torre (Heracles Almelo), Alfie Mawson (Bristol City - loan), Steven Sessegnon (Bristol City - loan), Marcus Bettinelli (Middlesbrough - loan), Jerome Opoku (Plymouth Argyle - loan). Photo: Alex Burstow