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.

Bank of America reiterates nvidia as buy ahead of earnings.

Goldman Sachs reiterates apple as buy, encouraged by iPhone 16 lead times.

Morgan Stanley reiterates tesla as overweight based on its leadership in autonomous driving.

Redburn Atlantic Equities upgrades american airlines to buy citing margin expansion opportunities.

Bernstein upgrades alibaba to outperform due to optimism around AI and earnings trajectory.