Biogen, Celgene, Bristol-Myers and AbbVie report earnings this week: Here’s what to expect

Celgene Corp., Biogen Inc., Bristol-Myers Squibb Co. and AbbVie Inc. are all scheduled to report earnings this week.

These companies’ BIIB, +1.01% BMY, -0.45% ABBV, -0.29% second-quarter results are dropping during an uncertain time in the biopharmaceutical industry. Companies are facing several potential changes in health policy, including a proposal to shift the risk of Medicare Part D catastrophic coverage from patients and the federal government to health plans and manufacturers.