Newmarket, ON - The first incident took place on Tuesday, August 18, 2015, at approximately 5:50 p.m. A 19-year-old woman was walking down a pathway along the north fence of the Upper Canada Mall Parking lot. She walked past a man on the trail near Gail Parks Crescent. The male suspect turned around, ran up behind the victim and grabbed her buttocks.Following the attack, the suspect ran eastbound down the path and jumped over the fence into the Upper Canada Mall parking lot. The victim was not physically injured during this incident.In a second similar incident on Tuesday, September 8, 2015, at approximately 7:30 a.m., a34-year-old female victim was walking on a sidewalk in the Upper Canada Mall parking lot from Matthew Boyd Crescent. The victim stopped to send a text message and was approached by a man from behind who grabbed her buttocks.In a third similar incident on Tuesday, September 8, 2015, at approximately 2:30 p.m., a 17-year-old victim was walking north from Upper Canada Mall and walked into the subdivision on Gail Park Crescent. She was approached by a male wearing a hooded sweatshirt with the hood pulled over his face. The suspect grabbed the victim’s buttocks and then ran away towards the residential area.In a fourth similar incident on Friday, September 25, 2015, at approximately 9:25 a.m., York Regional Police responded to a report that a male suspect approached an 18-year-old female victim walking Aspenwood Drive. He pushed her to the ground and attempted to remove her clothing. The assault was interrupted by a passerby and the suspect ran away. The victim did not suffer any serious physical injuries during the incident.In a fifth similar incident on Tuesday, October 13, 2015, at approximately 11:30 a.m., a female victim was walking through the parking lot of a grocery store on the southwest corner of Yonge Street and Green Lane. The 29-year-old victim was approached from behind and the suspect grabbed her buttocks.The suspect fled the area on foot.Suspect Description:• Male, white, 20 to 25 years• Approximately 5’5”, 125 to 130 lbs., thin build• Wearing a hoodie with the hood up and pantsInvestigatorsbelieve the suspect is targeting small-statured, thin females, who may be distracted by using their mobile phones or listening to music through headphones.York Regional Police wants to remind members of the public to use extra caution and always be aware of your surroundings. If you observe someone acting suspiciously, trust your instincts, moveto a safe location and seek help. Call the police as soon as possible. If you are the victim of a sexual assault, please call police immediately.For a list of personal safety tips visit: www.yrp.ca/en/crime-prevention/womens-safety.asp Anyone with information is asked to call the York Regional Police Special Victims Unit – Sexual Assault Section at 1-866-876-5423, ext. 7071, or contact Crime Stoppers anonymously at 1-800-222-TIPS, or leave an anonymous tip online at www.1800222tips.com , or text your tip to CRIMES (274637) starting with the word YORK.