Tesla (NASDAQ: TSLA) stock has tumbled 30% year to date due to dismal financial results and market share losses. The company's performance ranks among the worst in the S&P 500 (SNPINDEX: ^GSPC), but ...

The stock market is rallying as AI spending and Trump tariff news turn positive. Warren Buffett will step down as Berkshire Hathaway CEO at year-end.

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