Biotech giant Regeneron Pharmaceuticals (REGN) is one of the few top biotech companies that has outperformed the industry year to date.Shares of the company have risen 19% year to date against the industry’s decline of 6.4%. Image Source: Zacks Investment ResearchRegeneron’s efforts to diversify its portfolio have impressed its investors, even as lead drug Eylea faces challenges. Regeneron’s top line is being boosted by its share of profits/losses in connection with the global sales of Dupixent. Partner San ...