As clubs look to strengthen, and some rebuild, you can find all the ins and outs right here.

ADELAIDE UNITED
IN: Henrique, Ben Garuccio (Melbourne City), Ryan Kitto (Newcastle Jets), Jesse Makarounas, Marc Marino (Melbourne City), Riley McGree (promoted), Nikola Mileusnic (Adelaide City),Jordan O’Doherty​ (promoted). 
OUT: Eli Babalj (AZ Alkmaar - end of loan), Bruce Djite (Suwon FC), Craig Goodwin (Sparta Rotterdam), Bruce Kamau (Melbourne City), Pablo Sanchez (released), Stefan Mauk (NEC Nijmegen) 
RE-SIGNED: Dylan McGowan

BRISBANE ROAR
IN: Nicholas D'Agostino (promoted), Brett Holman (Emirates Club), Joey Katebian, Nathan Konstandopoulos (A-League scholarship),Thomas Kristensen (ADO Den Haag), Connor O'Toole (Adelaide United youth team), Jacob Pepper (Western Sydney Wanderers), Kye Rowles (Palm Beach)
OUT: Devante Clut (Newcastle Jets), Corona (released), James Donachie (released), Henrique (Negeri Sembilan - Malaysia), Javier Hervas (released), Steve Lustica (Western Sydney Wanderers), Jerome Polenz (released), Jean Carlos Solorzano (released), Shane Stefanutto (retired)
RE-SIGNED: Jade North

CENTRAL COAST MARINERS
IN: Jake Adelson (promoted), Kwabena Appiah, Adam Berry (promoted), Jacques Faty (Sydney FC), Ivan Necevski (Sydney FC), Connor Pain (Melbourne Victory), Blake Powell (Wellington Phoenix), Mickael Tavares (Sydney FC)
OUT: Mitch Austin (Melbourne Victory), Luis Garcia (end of contract), Daniel Heffernan (released), Anthony Kalik (HNK Hajduk Split), Josh Rose (Melbourne City), Francesco Stella (released), Tomislav Uskok (released)
RE-SIGNED: Trent Buhagiar, Adam Berry

MELBOURNE CITY 
IN: Daniel Arzani (AIS), Fernando Brandan (Atletico Temperley), Luke Brattan (loan - Manchester City), Tim Cahill (guest marquee), Nicolas Colazo (on-year loan, Boca Juniors), Braedyn Crowley (Northcote City), Michael Jakobsen (Esbjerg fB), Bruce Kamau (Adelaide United), Neil Kilkenny (Preston North End), Manny Muscat (Wellington Phoenix), Josh Rose (Central Coast Mariners), Ruon Tongyik (Adelaide United youth team)
OUT: James Brown (released), Jack Clisby (Wanderers), Wade Dekker (released), Ben Garuccio (Adelaide United), Aaron Hughes (released), Patrick Kisnorbo (captain - retired), Marc Marino (Adelaide United), Jacob Melling (Wanderers), Aaron Mooy (Manchester City - loaned to Huddersfield Town), Harry Novillo (Manisaspor - Turkey), James Trifiro (released), Alex Wilkinson (Sydney FC), Michael Zullo (Sydney FC)
RE-SIGNED: Anthony Caceres (continued loan - Manchester City), Bruno Fornaroli, Nick Fitzgerald 

MELBOURNE VICTORY
IN: Mitch Austin (Central Coast Mariners), James Donachie (Brisbane Roar), Stefan Nigro (promoted), Marco Rojas (VfB Stuttgart), James Troisi (Liaoning Whowin)
OUT: Kosta Barbarouses (Wellington Phoenix), Matthieu Delpierre (retired), Thomas Deng (PSV Eindhoven), Gui Finkler (Wellington Phoenix), Giancarlo Gallifuoco (released), Jesse Makarounas (released), Dylan Murnane (released), Connor Pain (Central Coast Mariners), Archie Thompson (released), Danny Vukovic (Sydney FC)
RE-SIGNED: 

NEWCASTLE JETS
IN: Daniel Alessi (Western Sydney Wanderers), Wayne Brown (SJK - Finland), Devante Clut (Brisbane Roar), Jack Duncan (Randers FC), Andrew Hoole (Sydney FC), Aleksandr Kokko (RoPS), Ivan Vujica (Dinamo Zagreb U19), Andrew Nabbout (Negeri Sembilan)
OUT: Enver Alivodic (released), Josh Barresi (released), Ryan Kitto (injury replacement), Leonardo (released), Brandon Lundy (released), Cameron Watson (released), Mark Birighitti (Newcastle Jets) 
RE-SIGNED: Jason Hoffman, Ben Kantarovski, Morten Nordstrand

PERTH GLORY
IN: Joel Chianese (Negeri Sembilan FA), (Nick Feely (GK), Rostyn Griffiths (Roda JC), Joseph Mills (Oldham Athletic), Liam Reddy (Western Sydney Wanderers), Milan Smiljanic (Maccabi Netnaya), Brandon Wilson (Burnley FC U21),  Rhys Williams (Charlton Athletic)
OUT: Chris Herd, Diogo Ferreira (released), Hagi Gligor (released), Gyorgy Sandor (released), Krisztian Vadocz (short-term injury replacement), Ruben Zadkovich (retired), Jerrad Tyson (mutual termination)
RE-SIGNED: Jordan Thurtell (GK), Diego Castro

SYDNEY FC
IN: Bobo (Gremio), Josh Brillante (Fiorentina), Bernie Ibini (Club Brugge), Danny Vukovic (Melbourne Victory), George Timotheou (promoted), Alex Wilkinson (Melbourne City), Michael Zullo (Melbourne City)
OUT: Ali Abbas (Pohang Steelers), Zac Anderson (released), Anthony Bouzanis (released), Jacques Faty (Central Coast Mariners), Andrew Hoole (Newcastle Jets), Alex Mullen (released), Christopher Naumoff (released), Ivan Necevski (released), Shane Smeltz (Kedah FC), Robert Stambolziev (released), Mickael Tavares (Central Coast Mariners), Jacob Tratt (released), Riley Woodcock (released)  
RE-SIGNED Matt Simon, Alex Brosque

WELLINGTON PHOENIX
IN: Kosta Barbarouses (Melbourne Victory), Gui Finkler (Melbourne Victory), Adam, Nicolas Martinez (Olympiacos), Parkhouse (Manly United), Marco Rossi, Jacob Tratt (sydney United), Hamish Watson 
OUT: Manny Muscat (Melbourne City), Blake Powell (released), Ben Sigmund (retired), Albert Riera (released)
RE-SIGNED: Tom Doyle, Dylan Fox, Lewis Italiano, Vince Lia, Blake Powell, Matt Ridenton, Alex Rufer, Alex Rodriguez

WESTERN SYDNEY WANDERERS
IN: Kerem Bulut (Iraklis), Jack Clisby (Melbourne City), Robbie Cornthwaite (Selangor FA), Jumpei Kusukami (Cerezo Osaka), Steven Lustica (Brisbane Roar), Jacob Melling (Melbourne City), Bruno Pinatares (Cerra - Uruguay), Lachlan Scott (promoted), Mario Shabow (promoted)
OUT: Alberto (released), Daniel Alessi (released), Andreu (released), Mark Bridge (Changrai United- Thailand), Romeo Castelen (released), Shayne D'Cunha (released), Alusine Fofanah (released), Golgol Mebrahtu (released), Scott Jamieson (IFK Goteborg), Jacob Pepper (Brisbane Roar), Federico Piovaccari (released), Liam Reddy (released), Matt Sim (released), Dario Vidosic (Liaoning Whowin)
RE-SIGNED