Apple and Microsoft joined Nvidia in the $4 trillion market cap club on Tuesday after shares of the tech giants climbed, pushing both into the elite level.Nvidia, which hit the milestone in July, still leads both companies with a market cap of about $4.8 trillion.Shares of the tech giant hit the mark intraday before settling just below that level of $269.53 per share. Shares closed at $269 apiece.The momentum is being fueled by Apple's iPhone 17, which made its debut in mid-September. Analyst Dan Ives of Wedbush Securities says investors continue to underestimate Apple. "We believe that the St...

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