Elon Musk, co-founder and chief executive officer of Tesla Motors Inc., talks with members of the media after meeting Shinzo Abe, Japan's prime minister, in front of Tesla headquarters in Palo Alto, California, U.S., on Thursday, April 30, 2015.
Photographer: David Paul Morris/BloombergTesla's Elon Musk, Facebook's Sheryl Sandberg, Dreamworks co-founder Steven Spielberg, and actor Leonardo DiCaprio are among the Silicon Valley and Hollywood stars making California the No. 1 state for Hillary Clinton's presidential campaign fundraising last quarter.