Aaron Phypers and Denise Richards are ending their marriage. According to court documents obtained by PEOPLE, Phypers, 52, filed for divorce on Monday, July 7, after six years of marriage. He listed their date of separation as July 4 and cited “irreconcilable differences" as the reason for their split.

Denise Richards’ Husband Aaron Phypers Files for Divorce After 6 Years of Marriage