But that doesn’t mean there isn’t opportunities for Pompey and their rivals to bolster their squads.
There are still a stack of free agents who are looking for new clubs after their contracts came to a close this summer.
There’s one or two surprising names on the lookout for employers with the season up and running.
We’ve looked at the kind of players who could realistically be within Pompey's reach, or those who could yet be picked up by their League One rivals.
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1. Viv Solomon-Otabor
Rapid winger remembered for THAT offside goal against Peterborough is a available after leaving Wigan Photo: Joe Pepler
2. Tristan Nydam
Former Ipswich prospect Tristan Nydam is among the League One players who are still free agents this summer Photo: Justin Setterfield
3. Grant Leadbitter
A freebie as the veteran left Sunderland after their play-off defeat Photo: Stu Forster
4. Kieran Agard
Been prolific at times at MK Dons but be beset by injury problems Photo: The News