The reason for their split was cited as irreconcilable differences.
Sources confirm the "Mean Girls" actress, who has dated Ryan Phillippe and her "Mamma Mia" co-star Dominic Cooper in the past, has been exclusively seeing New York real estate exec Andrew Joblon for the past month.The two have been dating “for about a month,” a source tells PEOPLE. Joblon serves on the board of the Eric Trump Foundation.“They are calling themselves a new couple.” Tuesday night, the couple looked cozy at the Eric Trump Foundation’s 5th Annual Golf Invitational & Gala at Trump National Golf Club in Westchester, N. An observer says he sensed “they had great chemistry” and “were great together.” According to , the two kept their distance during the press-heavy cocktail reception, but cozied up to one another once dinner started. Open with Franck Raharinosy, co-owner of the ping pong club SPi N New York. The New York-based real-estate executive was previously in a romantic relationship with “Big Love” star Amanda Seyfried.The duo started dating each other back in August 2011.