Entertainment Movies Ben Affleck Ends Fling with Shauna Sexton to Focus on His 'Sobriety and Family,' Source Says Ben Affleck, 46, and Shauna Sexton, 22, are no longer seeing each other, PEOPLE has learned By Ale Russian Ale Russian Ale Russian is a contributing writer at PEOPLE. She has been working at PEOPLE since 2023. Her work has appeared in Women's World, First For Women, Biography.com and the Chicago Sun-Times. People Editorial Guidelines Published on October 9, 2018 01:45PM EDT Photo: Barry King/Getty; Gabe Ginsberg/Getty Ben Affleck and Shauna Sexton are no longer seeing each other, PEOPLE has learned. “There was nothing to split from as it has been casual,” a friend of Affleck’s tells PEOPLE. The end of the pair’s brief relationship comes just days after the two took a romantic vacation to Montana over the weekend, where Sexton, 22, posted a shot of Affleck, 46, on her social media for the first time. “He enjoyed being with her but is working on himself, and being together with her at this time is not something that works,” the friend adds. “He will date in the future, but for now his focus is on his sobriety, family and his next project.” The actor and the Playboy model first seen together at a cozy dinner at Nobu on Aug, 16, less than a week before Affleck checked into rehab seeking treatment for alcohol addiction on Aug. 22. T.Maidana/Splash Days after Affleck checked into rehab, Sexton was seen driving the actor’s SUV and even visited him at the treatment centers during his stay. They were then seen together at his house shortly after he completed his treatment and went on vacation together later that week. Ben Affleck Reveals He Completed 40-Day Rehab Stay: ‘I Am Fighting for Myself and My Family’ The actor posted a lengthy statement on his Instagram the day before their Montana getaway where he revealed he is now continuing outpatient care after wrapping up his 40-day stay. WATCH: Ben Affleck Reveals He Completed 40-Day Rehab Stay: ‘I Am Fighting for Myself and My Family’ “The support I have received from my family, colleagues and fans means more to me than I can say. It’s given me the strength and support to speak about my illness with others,” Affleck said in a statement. “Battling any addiction is a lifelong and difficult struggle. Because of that, one is never really in or out of treatment. It is full-time commitment. I am fighting for myself and my family.” Affleck shares three kids — Violet, 12, Seraphina, 9, and Samuel, 6 — with ex Jennifer Garner.