| 12 Sept 25 | J. Ferreira Silva Jota Silva |  Nottingham ForestNFO | → |  BesiktasBES | Loan |
| 04 Sept 25 | Cuiabano | Nottingham ForestNFO | → |  BotafogoBOT | Loan |
| 01 Sept 25 | Cuiabano | BotafogoBOT | → | Nottingham ForestNFO | Undisclosed |
| 01 Sept 25 | D. Bakwa Dilane Bakwa |  StrasbourgSTR | → | Nottingham ForestNFO | Undisclosed |
| 01 Sept 25 | M. Orr Matt Orr |  LinfieldLIN | → | Nottingham ForestNFO | Undisclosed |
| 01 Sept 25 | D. Mcneilly Donnell Mcneilly |  ChelseaCHE | → | Nottingham ForestNFO | Undisclosed |
| 01 Sept 25 | O. Zinchenko Oleksandr Zinchenko |  ArsenalARS | → | Nottingham ForestNFO | Loan |
| 01 Sept 25 | O. Richards Omar Richards | Nottingham ForestNFO | → |  Rio AveRAFC | Loan |
| 01 Sept 25 | D. Mcneilly Donnell Mcneilly | Nottingham ForestNFO | → |  Wycombe WanderersWYC | Loan |
| 01 Sept 25 | J. Bowler Josh Bowler | Nottingham ForestNFO | → |  BlackpoolBLP | Free |
| 01 Sept 25 | E. Da Silva Moreira Eric Da Silva Moreira | Nottingham ForestNFO | → | Rio AveRAFC | Loan |
| 31 Aug 25 | John Victor | BotafogoBOT | → | Nottingham ForestNFO | Undisclosed |
| 30 Aug 25 | N. Savona Nicolò Savona |  JuventusJUV | → | Nottingham ForestNFO | 13000000 |
| 29 Aug 25 | D. Carmo David Carmo | Nottingham ForestNFO | → |  Real OviedoOVI | Loan |
| 21 Aug 25 | D. Luiz Douglas Luiz | JuventusJUV | → | Nottingham ForestNFO | Loan |
| 20 Aug 25 | M. Stamenic Marko Stamenic | Nottingham ForestNFO | → |  Swansea CitySWA | Undisclosed |
| 19 Aug 25 | Carlos Miguel | Nottingham ForestNFO | → |  PalmeirasPAL | Undisclosed |
| 18 Aug 25 | A. Kalimuendo Arnaud Kalimuendo |  Stade RennaisREN | → | Nottingham ForestNFO | Undisclosed |
| 16 Aug 25 | J. McAtee James McAtee |  Manchester CityMNC | → | Nottingham ForestNFO | Undisclosed |
| 16 Aug 25 | O. Hutchinson Omari Hutchinson |  Ipswich TownIPS | → | Nottingham ForestNFO | Undisclosed |
| 15 Aug 25 | D. Osong Detlef Esapa Osong | Nottingham ForestNFO | → |  MotherwellMOT | Loan |
| 07 Aug 25 | D. Taylor Dale Taylor | Nottingham ForestNFO | → | BlackpoolBLP | Undisclosed |
| 06 Aug 25 | J. Powell Josh Powell | Nottingham ForestNFO | → |  Colchester UnitedCOL | Loan |
| 06 Aug 25 | A. Gunn Angus Gunn |  Norwich CityNOR | → | Nottingham ForestNFO | Free |
| 05 Aug 25 | H. Toffolo Harry Toffolo | Nottingham ForestNFO | → |  Charlotte FCCLT | Free |
| 01 Aug 25 | M. Turner Matt Turner | Nottingham ForestNFO | → |  LyonLYON | 8000000 |
| 31 Jul 25 | D. Ndoye Dan Ndoye |  BolognaBOL | → | Nottingham ForestNFO | Undisclosed |
| 24 Jul 25 | L. O'Brien Lewis O'Brien | Nottingham ForestNFO | → |  WrexhamWXM | Undisclosed |
| 18 Jul 25 | Danilo | Nottingham ForestNFO | → | BotafogoBOT | Undisclosed |
| 18 Jul 25 | J. Mcdonnell Jamie Mcdonnell | Nottingham ForestNFO | → |  Mansfield TownMNF | Loan |
| 14 Jul 25 | J. Gardner Joe Gardner | Nottingham ForestNFO | → | Mansfield TownMNF | Loan |
| 11 Jul 25 | J. Cunha Jair Paula | BotafogoBOT | → | Nottingham ForestNFO | Undisclosed |
| 11 Jul 25 | A. Elanga Anthony Elanga | Nottingham ForestNFO | → |  Newcastle UnitedNEW | Undisclosed |
| 09 Jul 25 | R. Sosa Ramón Sosa | Nottingham ForestNFO | → | PalmeirasPAL | Undisclosed |
| 09 Jul 25 | B. Perry Ben Perry | Nottingham ForestNFO | → | Colchester UnitedCOL | Undisclosed |
| 05 Jul 25 | Igor Jesus | BotafogoBOT | → | Nottingham ForestNFO | Undisclosed |
| 04 Jul 25 | T. Bindon Tyler Bindon | Nottingham ForestNFO | → |  Sheffield UnitedSHU | Loan |
| 01 Jul 25 | A. Omobamidele Andrew Omobamidele | Nottingham ForestNFO | → | StrasbourgSTR | Undisclosed |
| 01 Jul 25 | K. Mcadam Kyle Mcadam | Nottingham ForestNFO | → | Mansfield TownMNF | Loan |
| 01 Jul 25 | J. Panzo Jonathan Panzo | Nottingham ForestNFO | → | Rio AveRAFC | Free |
| 03 Feb 25 | B. Perry Ben Perry | Nottingham ForestNFO | → |  Northampton TownNHT | Loan |
| 03 Feb 25 | T. Bindon Tyler Bindon | Nottingham ForestNFO | → |  ReadingREA | Loan |
| 03 Feb 25 | L. O'Brien Lewis O'Brien | Nottingham ForestNFO | → | Swansea CitySWA | Loan |
| 03 Feb 25 | E. Dennis Emmanuel Dennis | Nottingham ForestNFO | → |  Blackburn RoversBLK | Loan |
| 03 Feb 25 | T. Bindon Tyler Bindon | ReadingREA | → | Nottingham ForestNFO | Undisclosed |
| 03 Feb 25 | F. Back Finley Back | Nottingham ForestNFO | → | Wycombe WanderersWYC | Undisclosed |
| 31 Jan 25 | J. Gardner Joe Gardner | Nottingham ForestNFO | → |  Lincoln CityLCN | Loan |
| 27 Jan 25 | D. Osong Detlef Esapa Osong | Nottingham ForestNFO | → |  Cambridge UnitedCAM | Loan |
| 08 Jan 25 | A. Donnelly Aaron Donnelly | Nottingham ForestNFO | → |  DundeeDUN | Undisclosed |