For years, Viacom (NASDAQ: VIA) (NASDAQ: VIAB) CEO Philippe Dauman had the support of Sumner Redstone, the media mogul who held a controlling interest in the company through his National Amusements theater chain.
However, efforts to split Paramount Pictures from the company resulted in Dauman losing that support. And with Redstone’s declining health, his daughter Shari is now calling the shots.