It's over for Scott Disick and Kourtney Kardashian, PEOPLE has learned.
Kardashian, 36, and Disick, 32, shared nine years and three children together – though their relationship was frequently strained by Disick's substance abuse issues, including a stint in rehab earlier this year.
Most recently, Disick made headlines when he was spotted cozying up to ex-girlfriend Chloe Bartoli during a vacation in Monte Carlo last week.
Read more at People.