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A.I. trade is leaving investors vulnerable to painful losses: Evercore

[#item_full_content]Evercore ISI’s Julian Emanuel warns Big Tech concentration in the S&P 500 is at extreme levels.

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Stocks making the biggest moves after hours: Lucid, Palantir, PayPal and more

[#item_full_content]These are the stocks posting the largest moves in extended trading.

Berkshire Hathaway shares rise as investors cheer earnings beat and Geico’s quick turnaround

[#item_full_content]Berkshire Hathaway rose Monday as Warren Buffett’s conglomerate won over investors with strong earnings and an…