Police were called to the area of 15th and Clearfield streets around 12:30 a.m. Sunday for reports of a shooting.
There they found shell casings, but no victims.
Later, police say three people who were shot showed up to Temple University Hospital in a private car.
A 30-year-old man, a 22-year-old woman, and a 19-year-old woman are all stable.
Police are now searching for the shooter.