GAMR Soars as AMD & AI Chips Power Gaming Rally Unity Software Inc. (U), which provides game development tools and engines, jumped 20.3% and added 0.57 points to returns. Electronic Arts Inc. (EA), publisher of franchises including FIFA and Madden, slipped 0.6% but had minimal impact with a 0.03-point drag. Hardware Stocks Outpace Game Publishers The Amplify Video Game Leaders ETF (GAMR) posted a 10.23% return in April as the gaming exchange traded fund captured a rally in AI-driven chip stocks and digital ...