DekaBank Deutsche Girozentrale increased its holdings in Tetra Tech, Inc. (NASDAQ:TTEK – Get Rating) by 78.4% in the 4th quarter, according to its most recent filing with the SEC. The institutional investor owned 286,500 shares of the industrial products company’s stock after buying an additional 125,900 shares during the quarter. DekaBank Deutsche Girozentrale’s holdings in […]