"Diane Lane and Josh Brolin have decided to end their marriage," the representatives said in a statement.
"It was a mutual decision. It is very amicable. It's not ugly, it's just over," an insider told the magazine.
No other details were immediately available.
The film stars married in 2004 and have no children.
People.com said Brolin was arrested for spousal battery four months after marrying Lane, but the actress declined to press charges.
Brolin -- who was nominated for a supporting actor Oscar for "Milk" in 2008 -- was arrested for public intoxication Dec. 31, People.com said.
Lane was a best actress nominee for "Unfaithful" in 2002. Her film credits include "The Outsiders," "Under the Tuscan Sun" and "The Perfect Storm."
N.J. man wakes up from 10-hour sleep with knife in back
Campus cop fatally shoots Texas student during traffic stop