Tesla, Uber and Teladoc rise premarket; Chewy, KB Home fall

U.S. stock futures rose Tuesday, as risk-on sentiment received a boost from the indication of a ceasefire in the Middle East, ahead of testimony by Federal Reserve Chairman Jerome Powell to Congress.

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

• Tesla (NASDAQ:TSLA) stock rose 2.1%, continuing the previous session’s strong gains after the EV manufacturer officially launched its long-awaited Robotaxi service in Austin, Texas, using a small fleet of 10 to 20 Model Y vehicles.
• Uber (NYSE:UBER) stock rose 2.7% after the ride-delivery company announced the launch of autonomous ride services in Atlanta in partnership with Waymo.
• Chewy (NYSE:CHWY) stock fell 2% after the pet food and products retailer announced an underwritten public offering of $1 billion of its Class A common stock through JPMorgan. Concurrently, Chewy also agreed to a $100 million share repurchase program.
• KB Home (NYSE:KBH) stock fell 0.6% after the homebuilding company lowered its full-year housing revenues guidance to the range of between $6.3 billion to $6.5 billion. Previously, the company had predicted a range of between $6.6 billion to $7 billion.
• Teladoc (NYSE:TDOC) stock rose 5.8% after Citron Research identified the digital medical services platform as a long investment opportunity, highlighting the growth potential of its BetterHelp online therapy platform.
• Exxon Mobil (NYSE:XOM) and Chevron (NYSE:CVX) both fell around 1% after the ceasefire between Israel and Iran prompted a selloff in the price of crude, while defense stocks Lockheed Martin (NYSE:LMT) and RTX dipped about 1.6% each.
• FedEx (NYSE:FDX) stock was up nearly 1% with the package delivery firm due to report quarterly results after the closing bell.

• Coinbase Global (NASDAQ:COIN) stock rose 2.3% with the cryptocurrency exchange benefiting from bitcoin hitting a one-week high.