Peterborough United have officially put eight players in the shopping window.As part of their retained and released list, traditionally announced in the days after the regular seasons across the English Football League (EFL) wrap up, Peterborough named which of their professional players under contract would be available for transfer in the summer.Peterborough boss Luke Williams hasn’t been afraid to make ruthless squad decisionsGettyWhich Peterborough players are on the transfer list?That group consists of Cian Hayes, Declan Frith, Donay O’Brien-Brady, Abraham Odoh, George Nevett, Klaidi Lolos, Chris Conn-Clarke and Bradley Ihionvien.Hayes and Frith appeared the most for the Posh throughout the 2025/26 campaign, making 35 and 30 appearances respectively.However, a vast majority of those came off the bench, with Hayes and Frith starting 11 and ten games each.Frith, a right winger, only joined Peterborough last summer from FC Thun.Of that group, Lolos, Ihionvien and Conn-Clarke were out on loan at other clubs.Aside from the eight players made available for transfer, Peterborough confirmed the release of Archie Collins, Tom Lees and Jacob Mendy.The Posh also named 16 professional players remain under contract at the club.How did Peterborough perform in the 2025/26 season?Peterborough’s squad decisions came after they finished the League One season in 18th with 53 points, three places and four points above the relegation zone.It marked a second consecutive season in which Peterborough ended the campaign 18th.Peterborough began the season with Darren Ferguson at the helm but he was axed in October following a 2-1 loss to Blackpool.Peterborough have put eight players up for grabsGETTYThe defeat to Blackpool marked Peterborough’s ninth league defeat from their opening 13 games, a run of results that left the club in last place.Luke Williams was appointed as Ferguson’s successor on October 29 and quickly turned around the club’s fortunes, winning nine of his first 14 league games.The impressive run of results dragged Peterborough off the foot of the ladder and into the comforts of mid-table.However, an alarming run of just one victory from Peterborough’s last 15 league games threatened to pull the club back into the relegation race.Peterborough rounded out the campaign with a 3-1 loss at home to Doncaster Rovers, where a 40-year-old Billy Sharp bagged a 25-minute hat-trick.