Hong Kong-based hedge fund manager Oasis Management Co. made a big bet on “Pokémon Go” and it's paying off. Seth Fischer’s fund stands to make tens of millions of dollars after a three-year campaign to push Nintendo Co. into mobile gaming. The success of Nintendo's “Pokémon Go” has boosted the Japanese company’s shares by more than 50% in the past week, adding over $10 billion to its market capitalization. Read the original story from The Wall Street Journal.