Dir | ||||||
|---|---|---|---|---|---|---|
| 2/2/2026 | Transfer | Brighton | Preston North End | Midfielder | ||
| 2/2/2026 | Loan | Brighton | RB LeipzigUntil 6/30/2026 | Midfielder | ||
 🏴Matt O'Riley | 2/2/2026 | Back from Loan | Olympique Marseille | Brighton | Midfielder | |
 🏴Tom Watson | 2/1/2026 | Loan | Brighton | MillwallUntil 5/31/2026 | Midfielder | |
| 1/29/2026 | Loan | Brighton | ParisUntil 6/30/2026 | Defender | ||
 🏴Jeremy Sarmiento | 1/27/2026 | Loan | Brighton | MiddlesbroughUntil 6/30/2026 | Forward | |
| 1/27/2026 | Back from Loan | West Ham Utd | Brighton | Defender | ||
🏴Jeremy Sarmiento | 1/23/2026 | Back from Loan | Cremonese | BrightonUntil 1/27/2026 | Forward | |
| 1/19/2026 | Loan | Brighton | Birmingham CityUntil 5/31/2026 | Forward | ||
| 1/18/2026 | Back from Loan | Auxerre | BrightonUntil 1/19/2026 | Forward | ||
| 1/16/2026 | Loan | Brighton | Leeds UtdUntil 6/30/2026 | Midfielder | ||
| 1/15/2026 | Back from Loan | Chelsea | BrightonUntil 1/16/2026 | Midfielder | ||
| 1/9/2026 | Loan | Brighton | DordrechtUntil 6/30/2026 | Forward | ||
| 1/8/2026 | Back from Loan | Excelsior | BrightonUntil 1/9/2026 | Forward | ||
 🏴Eiran Cashin | 1/6/2026 | Loan | Brighton | Blackburn RoversUntil 5/31/2026 | Defender | |
🏴Eiran Cashin | 1/5/2026 | Back from Loan | Birmingham City | BrightonUntil 1/6/2026 | Defender | |
| 1/2/2026 | Transfer | Borussia Dortmund | Brighton | Midfielder | ||
| 12/31/2025 | Back from Loan | Los Angeles FC | BrightonUntil 2/2/2026 | Midfielder | ||
| 9/1/2025 | Transfer | Brighton | Strasbourg | Forward | ||
 🏴Tariq Lamptey | 9/1/2025 | Transfer | Brighton | FiorentinaUntil 7/21/2026 | Defender | |
| 9/1/2025 | Loan | Brighton | ChelseaUntil 1/15/2026 | Midfielder | ||
🏴Matt O'Riley | 9/1/2025 | Loan | Brighton | Olympique MarseilleUntil 2/2/2026 | Midfielder | |
🏴Jeremy Sarmiento | 9/1/2025 | Loan | Brighton | CremoneseUntil 1/23/2026 | Forward | |
| 9/1/2025 | Loan | Brighton | West Ham UtdUntil 1/27/2026 | Defender | ||
| 8/31/2025 | Transfer | Brighton | Dinamo Bucureşti | Forward | ||
| 8/29/2025 | Transfer | Brighton | Lens | Forward | ||
| 8/21/2025 | Loan | Brighton | Los Angeles FCUntil 12/31/2025 | Midfielder | ||
| 8/14/2025 | Loan | Brighton | Swansea CityUntil 5/31/2026 | Midfielder | ||
🏴Eiran Cashin | 7/25/2025 | Loan | Brighton | Birmingham CityUntil 1/5/2026 | Defender | |
 🏴Carl Rushworth | 7/24/2025 | Loan | Brighton | Coventry CityUntil 5/31/2026 | Goalkeeper | |
| 7/24/2025 | Transfer | Brighton | Milan | Defender | ||
| 7/24/2025 | Transfer | Brighton | Union Saint-GilloiseUntil 7/28/2026 | Goalkeeper | ||
| 7/23/2025 | Loan | Brighton | RomaUntil 6/30/2026 | Forward | ||
| 7/16/2025 | Loan | Brighton | ExcelsiorUntil 1/8/2026 | Forward | ||
| 7/10/2025 | Transfer | Brighton | SunderlandUntil 2/2/2026 | Forward | ||
| 7/8/2025 | Loan | Brighton | AuxerreUntil 1/18/2026 | Forward | ||
 🏴Odeluga Offiah | 7/5/2025 | Transfer | Brighton | Preston North End | Defender | |
🏴Amario Cozier-Duberry | 7/5/2025 | Loan | Brighton | Bolton WanderersUntil 5/31/2026 | Forward | |
| 7/5/2025 | Transfer | Club Brugge | Brighton | Defender | ||
 🏴James Beadle | 7/2/2025 | Loan | Brighton | Birmingham CityUntil 5/31/2026 | Goalkeeper | |
| 7/2/2025 | Transfer | Brighton | Brighton | Defender | ||
| 7/2/2025 | Transfer | Brighton | StrasbourgUntil 8/2/2026 | Midfielder | ||
| 7/2/2025 | Transfer | PSV | BrightonUntil 7/2/2025 | Defender | ||
| 7/1/2025 | Transfer | Brighton | Chelsea | Forward | ||
| 7/1/2025 | Transfer | Olympiacos Piraeus | Brighton | Forward | ||
🏴Tom Watson | 7/1/2025 | Transfer | Sunderland U21 | BrightonUntil 2/1/2026 | Midfielder | |
| 7/1/2025 | Transfer | Hellas Verona | BrightonUntil 1/29/2026 | Defender | ||
| 7/1/2025 | Transfer | Daejeon Citizen | BrightonUntil 7/16/2025 | Forward | ||
| 7/1/2025 | Transfer | Brighton U21 | BrightonUntil 8/21/2025 | Midfielder | ||
🏴James Beadle | 7/1/2025 | Transfer | Brighton U21 | BrightonUntil 7/2/2025 | Goalkeeper | |
| 7/1/2025 | Back from Loan | Ipswich Town | BrightonUntil 9/1/2025 | Forward | ||
| 6/30/2025 | Back from Loan | Sturm Graz | BrightonUntil 7/24/2025 | Goalkeeper | ||
| 6/30/2025 | Back from Loan | Leicester City | BrightonUntil 9/1/2025 | Midfielder | ||
| 6/30/2025 | Back from Loan | Feyenoord | BrightonUntil 7/8/2025 | Forward | ||
| 6/30/2025 | Back from Loan | Brest | BrightonUntil 8/29/2025 | Forward | ||
| 6/30/2025 | Back from Loan | Sturm Graz | BrightonUntil 8/14/2025 | Midfielder | ||
| 6/30/2025 | Back from Loan | Strasbourg | BrightonUntil 7/2/2025 | Midfielder | ||
| 6/30/2025 | Back from Loan | West Ham Utd | BrightonUntil 7/23/2025 | Forward | ||
| 6/30/2025 | Back from Loan | Nürnberg | Brighton | Forward |
