Although the Nasdaq Composite managed to post modest gains, the Dow Jones Industrial Average and S&P 500 were both lower. Sea Limited (NYSE: SE) raised some concerns about the strength of consumers in the Asia-Pacific region, while shareholders in Horizon Therapeutics (NASDAQ: HZNP) had to deal with a threat that could bring hopes for a lucrative acquisition to a grinding halt. Shares of Sea Limited dropped 15% on Tuesday morning following the release of the Southeast Asian e-commerce and video game specialist's latest financial results.