One of which was Manchester United loanee Di’Shon Bernard, who penned a deal for the remainder of the campaign.
His contribution has seen the Blues’ squad thought to be valued at £12.86m.
But how do those numbers break down between each face in John Mousinho’s side?
We’ve taken a look at Transfermarket to see how they’ve estimated the market value for every player in Pompey’s squad.
NOTE: Tom Lowery has not been included as his figures aren’t shown on Transfermarkt.
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From left: Ronan Curtis, Marlon Pack, Paddy Lane, Josh Oluwayemi. Photo: National World
. Harry Jewitt-White
Estimated market value: £44k. Photo: Jason Brown
. Jayden Reid
Estimated market value: £89k. Photo: Portsmouth FC
. Ryley Towler
Estimated market value: £89k. Photo: Jason Brown
. Jay Mingi
Estimated market value: £89k. Photo: Jason Brown
. Zak Swanson
Estimated market value: £133k. Photo: Jason Brown
. Louis Thompson
Estimated market value: £178k. Photo: Jason Brown
. Denver Hume
Estimated market value: £178k. Photo: Graham Hunt
. Reeco Hackett
Estimated market value: £178k. Photo: Graham Hunt
1. Harry Jewitt-White
Estimated market value: £44k. Photo: Jason Brown
2. Jayden Reid
Estimated market value: £89k. Photo: Portsmouth FC
3. Ryley Towler
Estimated market value: £89k. Photo: Jason Brown
4. Jay Mingi
Estimated market value: £89k. Photo: Jason Brown