Amir Jones, 30, was last seen wearing camouflage shorts and a white T-shirt, authorities said in a release.
The shooting happened around 2 a.m. on the 1200 block of North Alden Street in Carroll Park, PPD said previously. Three people were killed — 23-year-old Sekayi Robinson and brothers Akil and Rashie Jones, 33 and 29.
Six others were wounded and placed in stable condition, including 28-year-old Tahir Shoatz, who has been charged with three counts of murder and five counts of attempted murder, authorities said.
Anyone with information on Amir Jones' whereabouts is asked to call or text 215-686-8477 or submit a tip on the PPD website.
Click here to follow Daily Voice Shillington and receive free news updates.