The man is suspected in a least eight armed robberies in the past month.
According to police, the suspect displayed a handgun in several of the robberies.
According to the FBI, the robberies happened at:
10/21 ? Saladworks, 314 Horsham Road, Horsham Township, PA
10/22 ? Lukoil, 3401 W. Moreland Road, Upper Moreland Township, PA
10/24 ? Jimmy John's, 3612 Welsh Road, Upper Dublin Township, PA
10/25 ? Bank of America inside Giant Food, 1121 Bethlehem Pike, Lower Gwynedd Township, PA
11/1 ? Bank of America inside Weis Market, 25 West Germantown Pike, East Norriton, PA
11/7 ? PNC Bank inside Giant Food, 760 Route 113, Hilltown Township, PA
11/8 ? Citizens Bank inside ACME, 505 W. Butler Avenue, New Britain Township, PA
11/12 ? Bank of America inside Giant Food, 1121 Bethlehem Pike, Lower Gwynedd Township, PA
The suspect is described as a white male in his 30s, approximately 5'10"-6' tall, medium build, brown hair. He's frequently been seen with facial hair or stubble.
Among the items he's known to wear are a red Phillies cap, a black jacket with light-colored stripe across the chest, a green baseball cap with a pink brim, and a blue hooded sweatshirt.
He's also been known to carry a green recyclables bag in which he puts the stolen money.
The subject has been observed in a silver four-door sedan multiple robbery scenes.
This subject is considered armed and dangerous. Anyone with information about him is urged to call the FBI at 215-641-8910.
There may be a reward for information leading to this subject's capture; tipsters can remain anonymous.