Summer Phoenix has reportedly filed for divorce from Casey Affleck after nearly ten years of marriage.

According to court documents obtained by PEOPLE on July 31, the actress, model and sister has requested joint physical and legal custody of their two children together—sons Indiana, 12, and Atticus, 9—as well as spousal support.

The two separated in November 2015 and announced their "amicable split" in March 2016.

Phoenix and Affleck began dating around 1999 after being introduced by the actress's brother, Joaquin, in the late '90s. They appeared in one film together, 2000's Committed. The pair were wed in Savannah, Georgia in June 2006 .

Shocking Celebrity Breakups: