High-flying biotech Intercept Pharmaceuticals (NASDAQ:ICPT) enjoyed a 516% gain last week, but shares have tumbled this week. After yesterday's 18% dive, shares dropped another 30% today. In the following video, analyst Max Macaluso discusses what caused today's drop and the key issues that long-term investors need to focus on.

Max Macaluso, Ph.D., owns shares of Gilead Sciences. The Motley Fool recommends Gilead Sciences and Johnson & Johnson and also owns shares of Johnson & Johnson. Try any of our Foolish newsletter services free for 30 days. We Fools don't all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.