CVS EARNINGS: CVS Health reported a large net loss in its first quarterly earnings report since acquiring the health insurer Aetna, Modern Healthcare reported. "It reported a net loss of $421 million in the fourth quarter and $596 million for the full year 2018, driven by goodwill impairment charges in its long-term care business Omnicare, as well as an increase in interest expense from financing the Aetna deal."