 Shares of Humana Inc. HUM, -0.64 were indicated up fractionally in premarket trading Wednesday, after the health insurer reported third-quarter profit that beat expectations while sales came up a touch shy, and affirmed its full-year outlook. Net income fell to 1.30 billion, or 9.39 a share, from 1.64 billion, or 11.84 a share, in the year-ago period. 