Elon Musk, chairman and chief executive officer of Tesla Motors, speaks during an event the company's headquarters in Palo Alto, California, U.S., on Wednesday, Oct. 14, 2015. Photo: David Paul Morris. Elon Musk, chairman and chief executive officer of Tesla Motors, speaks during an event the company's headquarters in Palo Alto, California, U.S., on Wednesday, Oct. 14, 2015. Photo: David Paul Morris. unsealed complaint controlling stockholder Tornetta v. Musk