Which company was the first U.S. business to close a trading day above $3 trillion in market value?

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Apple was the first U.S. business to close a trading day above a $3 trillion market value.

Apple achieved the closing milestone on June 30, 2023, after its shares finished the session at a level that placed its total equity value above $3 trillion. It had first touched that valuation briefly during trading in January 2022, but did not close above it then.

The distinction between an intraday record and a closing record matters because market prices fluctuate continuously. A company may cross a threshold for only seconds, while a closing value reflects the final regular-session price used in many rankings and reports.

Apple’s valuation was supported by the iPhone, services such as the App Store and subscriptions, and a large installed base of customers. It reached the milestone more than four years after becoming the first company to reach $1 trillion.

Source: Wikipedia · fact-checked Oct. 2026

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