One way UnitedHealth puts its excess cash to work is by paying -- and steadily growing -- its dividend payment. This is a feature that Buffett undoubtedly appreciates. Known for his unwavering patience, Buffett often holds on to core positions for years, if not decades.

UNH stock soared after Warren Buffett’s Berkshire Hathaway revealed it bought shares of the healthcare company. Nonetheless, UnitedHealth faces a long list of unresolved issues.

NEW YORK] The Warren Buffett effect is proving true once again, spurring UnitedHealth Group’s reversal this month and giving the Dow Jones Industrial Average a push towards its first closing high since last year.