Sydney has re-signed a quartet of players, including top five draftee Dylan Stephens.
Stephens was linked with a reported move out of the club as the Swans dealt with a salary cap squeeze, but he has recommitted for a further two seasons.
Sydney has also re-signed Hayden McLean, Robbie Fox and Will Gould.
McLean for two seasons, while Fox and Gould for one further year.
The Swans still have a number of out of contract players to consider, including George Hewett, Sam Wicks, Colin O’Riordan and Sam Reid.
They recently locked in co-captain Luke Parker on a lengthy contract as well.
Sydney has also delisted first-round pick Matthew Ling, former Port forward Sam Gray, former Hawk Kaiden Brand and Malachy Carruthers.