Utilize the input text as a context reference, choose the right relationship between LVMH and Bernard Arnault from the options. Options: 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.

Meanwhile, Le Peigne, which manages money on behalf of LVMH boss Bernard Arnault and his family, is halving its stake in Betfair by selling 4.6m shares that are valued at nearly £155m.

Answer: chief_executive_officer