But the Blues have already been linked with a swathe of names, as Danny Cowley prepares to reshape his squad.
Players from the Premier League to the National League are being touted for switches to Fratton Park, with a busy summer of activity on the horizon.
We’ve compiled a definitive list of every player linked with a move to Pompey so far, ahead of the transfer window opening on June 10.
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Players linked with Pompey, clockwise from top left - Kion Etete, Lynden Gooch, Will Boyle and Kyle Joseph Photo: The News
. Ethan Erhahon
St Mirren. Photo: Ian MacNicol
. Matt Butcher
Free agent after leaving Accrington Photo: Alex Burstow
. Toby Mullarkey
Altrincham Photo: Alex Livesey
1. Ethan Erhahon
St Mirren. Photo: Ian MacNicol
2. Matt Butcher
Free agent after leaving Accrington Photo: Alex Burstow
3. Toby Mullarkey
Altrincham Photo: Alex Livesey
4. Kion Etete
Spurs Photo: Steve Bardens