Tetra Tech, Inc. (NASDAQ:TTEK) Shares Bought by Pictet Asset Management Ltd. – Riverton Roll News Mang. Const. Tetra Tech, Inc. (NASDAQ:TTEK) Shares Bought by Pictet Asset Management Ltd. Riverton Roll Source: Mang. Const. December 7, 2019/by PR PR http://gulfstrategic.com/gc/wp-content/uploads/logo_final.jpg 0 0 PR PR http://gulfstrategic.com/gc/wp-content/uploads/logo_final.jpg PR PR2019-12-07 16:45:162019-12-07 17:06:13Tetra Tech, Inc. (NASDAQ:TTEK) Shares Bought by Pictet Asset Management Ltd. - Riverton Roll