Under Armour, Pinterest and Wendy’s fall premarket; Novo Nordisk rises

Investing.com -- U.S. stock futures rose Friday, with the corporate earnings season ongoing, while investors also digested succession plans within the Federal Reserve.

Here are some of the biggest premarket U.S. stock movers today:

• Novo Nordisk (CSE:NOVOb) (NYSE:NVO) stock gained 4.3%, adding to the previous session’s more than 7% gains after a weight-loss pill from chief rival Eli Lilly (NYSE:LLY) showed less effectiveness than its blockbuster Wegovy drug.

• Under Armour (NYSE:UAA) (NYSE:UA) stock slumped 13% after the athletic apparel maker forecast second-quarter revenue below expectations as it grapples with muted demand in North America due to still-high inflation and tariff uncertainty.

• Pinterest (NYSE:PINS) stock plummeted by 12% in premarket trading, as analysts flagged that the social media group’s second-quarter sales in the U.S. and Canada trailed its closest rivals.

• Expedia (NASDAQ:EXPE) stock rose 16% after the online travel agent raised its full-year gross bookings forecast and struck an optimistic tone on the recovery in U.S. travel demand.

• Wendy’s (NASDAQ:WEN) stock fell 5.1% after the fast food company cut its outlook for full-year global sales outlook, as the burger chain grapples with input cost pressures and a drop in traffic in the United States.

• Block (NYSE:XYZ) stock rose 8.3% after the Cash App parent lifted its guidance for full-year gross profit.

• Taiwan Semiconductor Manufacturing (NYSE:TSM) stock rose 0.2% after the chipmaker announced a 26% increase in its sales in July, indicating that artificial intelligence-fueled demand for its advanced chips remained sound.

• Trade Desk (NASDAQ:TTD) stock sank 31% after the ad-tech firm reported a sharp slowdown in second-quarter revenue growth.

• Tempus AI (NASDAQ:TEM) stock surged 8.4% after the genetic testing firm reported a lower second-quarter loss, while revenue came in ahead of expectations.

• Microchip Technology (NASDAQ:MCHP) stock lost 5.7% after the chipmaker’s first-quarter results failed to impress investors.

• MP Materials (NYSE:MP) stock rose 7.7% after the U.S. rare earths miner posted higher output, a smaller-than-expected quarterly loss and forecast further production gains.