Hotchkis & WileyScott Rosenthal has delivered more than a decade of outperformance in managing value stocks.He believes Big Tech valuations have become untenable in today's market.Rosenthal shares four stocks trading at bargain prices that he believes investors are mispricing.When it comes to stock-picking, portfolio manager Scott Rosenthal of Hotchkis & Wiley Capital Management has a sharp eye.Under his leadership, the firm's Hotchkis & Wiley Global Value Fund (HWGAX) has outperformed global value benchmarks, yielding a 9.58% average annual return after fees since its launch in 2011.