SAN FRANCISCO, California: Apple became the first publicly traded company to close a trading day with a $3-trillion market value, marking another milestone for a technology juggernaut that has reshaped society with a lineup of products that churn out eye-popping profits.

Apple shares closed up 2.3 percent at $193.97 on Friday, bringing its market value to $3.04 trillion. Apple is one of a handful of technology companies, including Microsoft and chipmaker Nvidia, that helped drive the S&P 500 to a gain of nearly 16 percent in the first half of the year.