Activision, Alphabet, UnitedHealth fall premarket; Tesla rises

Investing.com -- Stocks in focus in premarket trade on Wednesday, June 14th. Please refresh for updates.

• Activision Blizzard (NASDAQ:ATVI) stock fell 1.9% after a U.S. federal judge granted the Federal Trade Commission's request to temporarily block Microsoft's (NASDAQ:MSFT) acquisition of the video game maker.

• Tesla (NASDAQ:TSLA) stock rose 2% after the EV manufacturer slightly increased the price of its Model Y electric vehicle in the United States, expressing confidence in future demand.

• Alphabet (NASDAQ:GOOGL) stock fell 0.2% after EU antitrust regulators charged its Google unit with anti-competitive practices in its digital advertising business, adding it may have to sell part of this business to address their concerns.

• Advanced Micro Devices (NASDAQ:AMD) stock rose 3.1%, boosted by reports Amazon (NASDAQ:AMZN) was considering using the semiconductor maker’s new artificial intelligence chip.

• Nvidia (NASDAQ:NVDA) stock fell 0.1%, handing back some of the previous session's gains which resulted in closing market valuation of over $1 trillion, with the company benefiting from the boom in interest in artificial intelligence.

• UnitedHealth Group (NYSE:UNH) stock fell 5.8% after the healthcare and insurance company indicated at an investor conference that medical costs at its health insurance unit could be higher than previously forecast.

• Shell (NYSE:SHEL) ADRs rose 2.4% after the energy giant announced plans to appease its shareholders by lifting its dividend by 15% from the second quarter, while the rate of share buybacks will go up to at least $5B for the second half of 2023.

• Affirm (NASDAQ:AFRM) stock fell 1.4% after BTIG initiated coverage on the leading buy-now-pay-later operator with a ‘sell’ rating, saying the company’s business model is under pressure as we enter a new stage in the macro environment where discretionary spend is tightening quickly.