John Hock, chief investment officer and portfolio manager of Altrinsic Global Advisors LLC, right, and wife Meg Hock arrive for a morning session during the Allen & Co. Media and Technology conference in Sun Valley, Idaho, U.S., on Wednesday, July 12, 2017. The 34th annual Allen & Co. conference gathers many of America's wealthiest and most powerful people in media, technology, and sports. Photographer: David Paul Morris/Bloomberg via Getty Images