See the 26 confirmed group contenders' key signings and departures so far this summer. There are already 26 teams confirmed in the 2022/23 UEFA Champions League group stage and many have started building their squads ahead of their latest European campaign.

Ajax In: Calvin Bassey (Rangers), Steven Bergwijn (Tottenham), Brian Brobbey (Leipzig, loan made permanent), Francisco Conceição (Porto), Owen Wijndal (AZ Alkmaar), Lorenzo Lucca (Pisa, loan) Out: Danilo (Feyenoord), Ryan Gravenberch (Bayern), Sébastien Haller (Dortmund), Dominik Kotarski (Gorica), Zakaria Labyad (released), Noussair Mazraoui (Bayern), André Onana (Inter), Nicolás Tagliafico (Lyon), Przemysław Tytoń (Twente), Lisandro Martínez (Manchester United), Mohamed Daramy (Copenhagen, loan) Atlético de Madrid In: Samuel Lino (Gil Vicente, loaned to Valencia), Axel Witsel (Dortmund), Nahuel Molina (Udinese) Out: Héctor Herrera (Houston), Giuliano Simeone (Zaragoza, loan), Luis Suárez (Nacional), Šime Vrsaljko (Olympiacos), Víctor Mollejo (Zaragoza, loan), Borja Garcés (Tenerife), Vitolo (Las Palmas, loan), Manu Sánchez (Osasuna, loan), Nehuén Pérez (Udinese), Rodrigo Riquelme (Girona, loan), Sergio Camello (Rayo Vallecano, loan) Barcelona In: Andreas Christensen (Chelsea), Franck Kessié (Milan), Pablo Torre (Racing Santander), Raphinha (Leeds), Robert Lewandowski (Bayern), Jules Koundé (Sevilla) Out: Dani Alves (UNAM), Philippe Coutinho (Aston Villa, loan made permanent), Ferran Jutglà (Club Brugge), Clément Lenglet (Tottenham, loan), Francisco Trincão (Sporting CP, loan), Moussa Wagué (Gorica), Óscar Mingueza (Celta Vigo), Riqui Puig (LA Galaxy), Neto (Bournemouth)

Bayern München In: Ryan Gravenberch (Ajax), Sadio Mané (Liverpool), Noussair Mazraoui (Ajax), Matthijs de Ligt (Juventus), Mathys Tel (Rennes) Out: Christian Früchtl (Austria Wien), Ron-Thorben Hoffmann (Eintracht Braunschweig), Lars Lukas Mai (Lugano), Marc Roca (Leeds), Armindo Sieb (Greuther Fürth), Niklas Süle (Dortmund), Corentin Tolisso (Lyon), Omar Richards (Nottingham Forest), Malik Tillman (Rangers, loan), Robert Lewandowski (Barcelona), Chris Richards (Crystal Palace) Celtic In: Alexandro Bernabéi (Lanús), Cameron Carter-Vickers (Tottenham, loan made permanent), Jota (Benfica, loan made permanent), Daizen Maeda (Yokohama F. Marinos, loan made permanent), Benjamin Siegrist (Dundee United), Moritz Jenz (Lorient, loan) Out: Vasilis Barkas (Utrecht, loan), Nir Bitton (released), Luca Connell (Barnsley), Karamoko Dembélé (Brest), Ewan Henderson (Hibs), Kerr McInroy (Kilmarnock), Adam Montgomery (St Johnstone, loan), Tom Rogic (released), Liam Scales (Aberdeen, loan), Ismaila Soro (Arouca, loan), Boli Bolingoli (Mechelen), Osaze Urhoghide (KV Oostende, loan) Chelsea In: Raheem Sterling (Manchester City), Kalidou Koulibaly (Napoli), Carney Chukwuemeka (Aston Villa), Gabriel Slonina (Chicago Fire, loaned back for season), Marc Cucurella (Brighton & Hove Albion) Out: Tino Anjorin (Huddersfield, loan), Andreas Christensen (Barcelona), Jake Clarke-Salter (QPR), Danny Drinkwater (released), Henry Lawrence (MK Dons, loan), Romelu Lukaku (Inter, loan), Charly Musonda (released), Antonio Rüdiger (Real Madrid), Timo Werner (Leipzig) Club Brugge In: Ferran Jutglà (Barcelona), Cyle Larin (Beşiktaş), Bjorn Meijer (Groningen), Casper Nielsen (Union Saint-Gilloise) Out: Bas Dost (Utrecht), Michael Krmenčík (Persija Jakarta), Faitout Maouassa (Montpellier, loan), Matej Mitrović (Rijeka), David Okereke (Cremonese), Loïs Openda (Lens), Charles De Ketelaere (Milan), Stanley Nsoki (Hoffenheim)