The article discusses major analyst calls on Wall Street, including downgrades and upgrades for various companies like Goldman Sachs, Nvidia, Salesforce, and Amazon, along with insights on their earnings and market outlook.

The article details major analyst calls on various companies, including Nvidia, Apple, and Tesla, with many upgrades indicating positive market sentiment ahead of earnings reports.

The article discusses significant analyst calls on Wall Street, including upgrades and downgrades for various companies such as Nvidia, Nike, and Alibaba, highlighting their market positions and growth potential.