Pompey and their rivals are set to be busy during the weeks ahead as they try to shape their squads for league supremacy next season.
But what are the squad sizes of every League One team going into pre-season?
Thanks to Transfermarkt.com, here’s what we found out.
21. Exeter City
Squad size: 23 Summer departures: Nigel Atangana, Callum Rowe, Colin Daniel, Ben Seymour, Jordan Dyer, Jack Veale, James Dodd, Ellis Johnson Picture: Pete Norton/Getty Images Photo: Pete Norton
22. Wycombe - 3rd
Squad size: 25 Summer departures: Jean-Baptiste Fischer, Adam Przybek, Olly Pendlebury, Andre Burley, Malachi Linton, Max Ram Photo: Justin Setterfield
23. Accrington
Squad size: 25 Summer departures: Stephen Sama, Lewis Mansell, Ben Pleavin, Luke Stowe and Kevin Spinelli, Matt Butcher; Joel Mumbongo (Burnley), Yeboah Amankwah (Manchester City) and Marcel Lewis (Union SG). Picture: Lewis Storey/Getty Images Photo: Lewis Storey
24. Peterborough
Squad size: 27 Summer departures: David Cornell, Serhat Tadesmir, Kyle Barker, Connor Peters, Ethan Bojang, Kobe Chong Picture: Harriet Lander/Getty Images Photo: Harriet Lander