Fiserv, Inc. (NASDAQ:FISV) is one of the new stocks David Tepper has bought. As of December 29, the average price target for FISV suggests an upside of 19%; however, the Street high indicates an upside of 56%. According to Q3 13F filings, the billionaire owned 925,000 shares of Fiserv valued at $119.3 million. On December 22, Mizuho analyst Dan Dolev maintained an Outperform rating on Fiserv and trimmed the price target on the shares from$110 to $100. Mizuho adjusted targets in the payments and IT space ...