As the Times notes, when the term "related parties" is used in a regulatory filing, it often refers to senior management, company directors or major shareholders. Earlier this year, it was reported that Tesla opened an internal investigation to determine whether CEO Elon Musk dipped into company coffers to help fund a glass house he was building. The US Attorney's Office for the Southern District of New York and SEC are said to have asked the company for information related to the house and other personal benefits afforded to Musk.