Utilize the input text as a context reference, choose the right relationship between Fininvest and holding company 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.

"A deadline of 30 September has been set for transfer of the stake and payment of the USD527.17 million by 30 September," a spokesman for Berlusconi's holding company Fininvest spokesman told Reuters.

Answer: industry