 Shares of HCA Healthcare Inc. HCA, 1.40 gained 0.6 in premarket trading Friday, after the hospital and ambulatory sites operator reported second-quarter profit that fell from a year ago, amid labor market and inflation challenges, but beat expectations. Net income declined to 1.16 billion, or 3.90 a share, from 1.45 billion, or 4.36 a share, in the year-ago period. 