Source close to the pair say there is no animosity between them, but Ben's decided to move out of the guesthouse and into a new home to start his next chapter.
However the couple still haven't figured out who gets what in the divorce, as they tried to mend the relationship rather than ending it abruptly.
The film's unexpected success made her one of Hollywood's go-to stars.
Alan Ruck, Glenn Plummer, Richard Lineback, Beth Grant, Hawthorne James, Carlos Carrasco, David Kriegel, Natsuko Ohama, Daniel Villareal, Dennis Hopper, Keanu Reeves, Sandra Bullock, Joe Morton, Jeff Daniels Brendan Fraser, Terrence Howard, Chris "Ludacris" Bridges, Thandie Newton, Ryan Phillippe, Larenz Tate, Nona Gaye, Michael Peña, Loretta Devine, Shaun Toub, Beverly Todd, Keith David, Ken Garito, Tony Danza, Jennifer Esposito, William Fichtner, Sandra Bullock, Matt Dillon, Don Cheadle Lily Collins, Kim Dickens, Adriane Lenox, Kathy Bates, Catherine Dyer, Andy Stahl, Tom Nowicki, Libby Whittemore, Brian Hollan, Melody Weintraub, Sharon Morris, Omar Dorsey, Paul Amadi, Irone Singleton, Quinton Aaron, Ray Mc Kinnon, Tim Mc Graw, Jae Head, Sandra Bullock Samuel Jackson, Oliver Platt, Charles Dutton, Ashley Judd, Patrick Mc Goohan, Donald Sutherland, Kiefer Sutherland, John Diehl, Doug Hutchison, Nicky Katt, Joe Seneca, Chris Cooper, Anthony Heald, Jonathan Hadary, Byron Jennings, Tonea Stewart, Kurtwood Smith, M.
Emmet Walsh, Brenda Fricker, Sandra Bullock, Matthew Mc Conaughey, Samuel L.
Ben and Jen's split could been one of Hollywood's most amicable, with the pair jointly filing divorce petitions last week after first separating in 2015.
They have since been seen looking happy together as they enjoyed Easter celebrations with their three children, daughters Violet, 11, and Seraphina, 8, and five-year-old son Samuel over the weekend.
Onlookers commented on how loved-up the pair appeared and that Bryan couldn't hold back on the PDA.