 Shares of Bausch Health Companies Inc. BHC, -1.34 rallied 2.3 in premarket trading Wednesday, after the health care products company swung to fourth-quarter net income, while revenue and the full-year outlook fell shy of expectations. The company swung to net income of 69 million, or 19 cents a share, from a loss of 153 million, or 43 cents a share, in the year-ago period. 