Police believe the suspect is responsible for three roberies at Rite Aid stores on the 5200 block and 5600 block of Baltimore Avenue between August 20 and August 24.
Each time, the suspect was caught on camera bringing several items to the counter and announcing a robbery while simulating a weapon in his sweatshirt pocket.
The robber has stolen nearly $1,000 so far.
Click here to watch the surveillance video
There were no reports of any injuries during these robberies.
Police describe the suspect as a black male, 20-years-old, 150lbs. with a dark complexion and acne. He was wearing sunglasses, gray khaki shorts and a sweatshirt. He fled on a dark colored mountain bike in two of the robberies.
If you recognize this suspect, call police at 215.686.TIPS (8477) or text a tip to PPD TIP (773847).
You can also submit an anonymous tip online at PhillyPolice.com.