Busch just released a statement on the matter saying, "I am heartbroken to confirm that my wife Ashley and I are working to dissolve our marriage.
Divorce is a personal and private matter and I hope our privacy will be respected."
According To TMZ Sports, Ashley Busch filed the docs in Florida on May 9, and in them, she alleged Kurt "committed a tortious act." She did not expound on the allegation.
Kurt and Ashley a polo player first met in 2015 and later got married in December 2016, Ashley said.
Ashley also wrote in the docs that the 43-year-old driver demanded she leave the family home by the first week of June.
Ashley noted in the documents that the couple -- which does not have any kids together -- did have a prenup.