Check out the companies making headlines yesterday:

Mobileye (NASDAQ: MBLY): Autonomous driving technology company Mobileye (NASDAQ: MBLY) fell by 4.3% on Tuesday after Wolfe Research downgraded the stock to "Peer Perform" from "Outperform," citing concerns about its growth prospects. See our full article here.

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AMD (NASDAQ: AMD): Computer processor maker AMD (NASDAQ: AMD) rose by 6.9% on Tuesday after KeyBanc upgraded the stock to Overweight from Sector Weight, citing a significant surge in demand for the company's server chips used in artificial intelligence. See our full article here.

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Five9 (NASDAQ: FIVN): Cloud contact center software provider Five9 (NASDAQ: FIVN) fell by 3.2% on Tuesday after an analyst at Barclays lowered the company's price target, which overshadowed positive partnership news. See our full article here.

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UiPath (NYSE: PATH): Automation software company UiPath (NYSE: PATH) fell by 8% on Tuesday after its CEO and Chairman, Daniel Dines, sold 45,000 shares of company stock. See our full article here.

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Super Micro (NASDAQ: SMCI): Server solutions provider Super Micro (NASDAQ: SMCI) fell by 5.5% on Tuesday after Goldman Sachs initiated coverage of the stock with a "Sell" rating and a $26 price target. See our full article here.

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