The stunning rise of Nvidia Corp to become the first publicly traded company valued at $4 trillion underscores the massive importance to the stock market of the AI chipmaker and the technology sector.

The chip maker's shares are up more than 50% over the past three months, leading the broader market rebound after the tariff selloff.

Good morning. Nvidia passes a major milestone. India strives for self-sufficiency. And beer drinkers are still looking for that buzz. Listen to the day’s top stories.