The Blues moved to bring in seven new faces, before the cut-off point for trading at 7pm on February 2.
In addition to those signings there was a host of other names to surface from across Europe as Pompey cast their net wide for their additions.
Some of those players certainly had credence when it came to talk of a move, with others, well, less so...
We’ve tracked down all of the players linked with Pompey in the winter window, explored where they are now and their looked at their fortunes over the past couple of months.
1. What became of players linked with Pompey in January.
Ousmane Sow, Andre Luiz, Nesta Elphege and Roggerio Nyakossi were all linked with Pompey in the transfer window. | The News
2. Nesta Elphege
Pompey were keen on the striker playing in the French second tier for Grenoble, but Elphege opted for a move to Serie A side Parma,where he's had three appearances off the bench so far. | Getty Images
3. Roggerio Nyakossi
Surfaced in January, but almost an historical link with the central defender - with the suggestion a £1.5m summer bid was knocked back for the OH Leuven man. The Swiss man remains in Belgium, where he's made 20 appearances this term. | BELGA MAG/AFP via Getty Images
4. Paddy McNair
Wasn't a player Pompey were particularly keen on, with McNair moving from MLS side San Diego to Hull City in any event - with the Northern Ireland international making eight appearances for the Tigers so far. Hopes of making the World Cup in play-off against Italy tonight.