The youth, who was cut in the torso by a sharp object, was taken to Mary Immaculate Hospital in stable condition, police said.
The group of men fled to Parsons Boulevard and Hillside Avenue, where they assaulted another 16-year-old male with what was described as a blunt object, and attacked two more males in the vicinity, police said.
The other three victims were in stable condition, according to authorities.
Police were investigating the serial assaults.