U.S. funds optimistic about Allergan piled in before Pfizer bid
November 19, 2015 at 14:42 PM EST
Nov 19 (Reuters) - Several large U.S. funds that boosted their stakes in Allergan Plc in recent months appear to be optimistic about the company's growth prospects, even before Pfizer's reported $150 billion takeover bid for the botox maker.