Activist investor Jana Partners builds stake in Fiserv, WSJ reports

Activist investor Jana Partners builds stake in Fiserv, WSJ reports | ReutersSkip to main content[Exclusive news, data and analytics for financial market professionalsLearn more aboutRefinitiv]- Companies[Fiserv Inc]FollowFeb 17 (Reuters) - Activist investor Jana Partners has built a stake in Fiserv [(FISV.O), opens new tab] and is pressing the payments company to pursue steps to lift its lagging share price, the Wall Street journal reported on Tuesday.Shares of the company were up 6.5% in premarket trading ...