On Saturday, 12 November, a 16-year-old male attended a south London police station. He was arrested and subsequently charged with the murder of Gabriel Petrov Stoyanov.
He will appear in custody at Bromley Youth Court on Monday, 14 November.
Two males, aged 14 and 17 were charged with murder on Friday, 11 November. They appeared at Bexley Youth Court on the same day. They were remanded into the care of the local authority and will appear at the Old Bailey on Tuesday, 15 November.
A 46-year-old man who was arrested on suspicion of assisting an offender has been released under investigation.
A murder investigation was launched after Gabriel was stabbed in Bromley Road, Downham following an incident shortly before midnight on Friday, 4 November.
Officers attended along with colleagues from the London Ambulance Service. They found 21-year-old Gabriel suffering stab injuries. He was taken to hospital for treatment but died during the afternoon of Saturday, 5 November.
Anyone with information or any witnesses who are yet to speak with police are asked to call 101, quoting reference CAD 8645/04Nov. To remain anonymous, please contact the independent charity Crimestoppers on 0800 555 111.
More news from Bexley
