The 15-year-old boy, who cannot be named because of his age, appeared at Highbury Magistrates Court this morning, Saturday, 6 January.
Harry’s family continue to be supported by specialist officers.
Harry Pitman was attacked on Primrose Hill at around 11.40pm on Sunday, 31 December.
Officers provided first aid before paramedics arrived, but despite the efforts of emergency services, Harry sadly died at the scene shortly before midnight.
Following a public appeal for information, two teenagers aged 15 and 17 were identified and arrested in connection with Harry’s murder on Thursday, 4 January.
The 17-year-old boy was released on bail.
Three other boys who were originally arrested in connection with the murder, will have no further action taken against them.