UNH has a split post-earnings history over the last two years, finishing four next-day sessions higher and four lower. The stock also averaged a 4.6% swing, regardless of direction, after its last eight earnings reports. This time around, the options pits are pricing in a bigger 6.9% move.

UNH stock is finally returning to form after UnitedHealthcare CEO Brian Johnson was gunned down outside an investor meeting in Midtown Manhattan on December 4, leading to a weeklong manhunt that brought light to UnitedHealth’s record of denying health claims and general unpopularity with the public.

UnitedHealth is putting pressure on the 30-stock index Thursday after the insurance giant reported a rare revenue miss. This is what you need to know.

Shares of UnitedHealth Group ( UNH -4.86%) were pulling back Thursday after the company delivered underwhelming fourth-quarter results, as sales were weaker than expected and its costs rose. As of 1:15 p.