What is the relationship between Kraft Heinz and Berkshire Hathaway in the context of the input sentence. Choose an answer from: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

Two separate filings that said they were submitted by Loreto M. Zamora on behalf of LMZ & Berkshire Hathaway Co. to the Securities and Exchange Commission on Thursday morning claimed to hold at least 10% stakes in both Kraft Heinz and Phillips 66.

Answer: owned_by