While Humana affirmed its full-year profit outlook, which can be viewed as a positive in the current uncertain economic environment, quarterly revenue came up a bit shy, and the earnings outlook for the current quarter was below Wall Street projections.

Humana reported $1.2 billion in first quarter net income as the company gets better control of medical cost trends in its Medicare Advantage plans.

Humana (HUM) reported first quarter earnings that topped Wall Street expectations Wednesday, helping drive shares 5% higher in premarket trading. The healthcare company beat on adjusted earnings per share of $11.