What insider buying at tech companies says about stocks and the economy By: MarketWatch June 19, 2019 at 05:20 AM EDT Unusually strong buying activity tells investors their fears are overblown, writes Michael Brush. Read More >> Related Stocks: Anaplan Inc Cognizant Technology Solutions Cree Inc Kulicke and Soffa Lattice Semicond Macom Technology S Mellanox Technologies NVIDIA Corp Nasdaq Composite Neophotonics Corp