The markets' rising tide didn't lift every boat this week. Some health-care stocks sprang major leaks.

One of this week's big losers got hurt by the actions of its CEO. Another received a double-whammy of bad news: disappointing clinical results of its own and from a rival. The third stock on this week's list also had a double dose of disappointment from clinical results and an analyst downgrade.

Which health-care stocks got crushed by the market this week? Find out by watching the following slideshow.