Oi SAの内部者の所有権は0.00%です。
管理の所有権(Insider Ownership)は、発行済株式総数で除したインサイダー（5％超を所有する株主または取締役または役員) が所有する株式総数によって計算されます。
A high value of insider ownership means that those working for the company have a large stake in the success of the company. This is sometimes seen as a sign that those running the company will work hard to ensure its success or believe the company's stock price will rise.
A change in insider ownership may come from exercise of option, stock grant and buying or selling of company shares. A purchase of company share signifies a confidence in the company's future performance by people who know the company best. Therefore, Net Insider buying is also an important indicator for investors.
Oi S.A., a switched fixed-line telephony services concessionaire, provides telecommunication services in Brazil. The company offers fixed telephony services, including voice, data communication, and pay TV services; local and intraregional long-distance carrier services; domestic and international long-distance services; mobile telecommunications and corporate solutions; and maintenance, and repair services. It also provides call center and telemarketing, Internet, network, and Wi-Fi Internet services; and financial, and payment and credit system services. In addition, the company engages in the investment management activities, as well as raising funds in the international market. It serves residential, subscription and prepaid, mobile broadband, small, medium-sized, and large corporate customers. The company was formerly known as Brasil Telecom S.A. and changed its name to Oi S.A. in February 2012. Oi S.A. was founded in 1998 and is headquartered in Rio de Janeiro, Brazil. On June 20, 2016, Oi S.A. along with its subsidiaries filed for bankruptcy protection.