Dow futures were up while Nasdaq futures slipped after a monthly update on the state of the U.S. job market showed that the unemployment rate fell in July. Here’s what we’re watching before Friday’s trading gets going.

  • Zynga shares got zapped with a 15% drop premarket after the mobile game company behind franchises such as FarmVille said its audience declined more than it expected late in the second quarter. The company lowered its full-year forecast for bookings, a key indicator of sales.

Zynga’s headquarters in San Francisco, Calif. April 23, 2014.

Photo: robert galbraith/Reuters

  • Shares of used-car retailer Carvana put the pedal to the metal, climbing 8% premarket. The company reported second-quarter financial results and reported its first positive net income quarter, and Keybanc raised its price target for the stock.
  • Plug Power shares jumped 9% premarket after the hydrogen fuel cell maker reported quarterly earnings that included an 83% increase in net revenue from a year ago.
  • Robinhood shares are continuing their wild ride this week, adding 4.6% premarket after Thursday’s 28% drop on the heels of news that early investors could sell up to about 98 million shares. But even after that fall, the stock was still up considerably from its IPO price, after having traded below that level in its first days.
  • Some other companies popular with the Reddit crowd posted gentle rises. GameStop nudged up 1.2% premarket, AMC Entertainment added 1.4% and Koss rose 1.6%.
  • Pass the ketchup, hold the profits. Beyond Meat sank 4% premarket after the plant-based meat producer reported a wider quarterly loss on higher operating expenses.
  • AIG rose 3% ahead of the bell. The global insurance conglomerate swung to a second-quarter profit, aided by heady gains in its private-equity investments and the absence of Covid-19-related charges.
  • Yelp soared 11% premarket after the online-reviews site reported a surprising profit in the second quarter and boosted its expectations for the year.
  • Cushman & Wakefield gained 1.1% off hours. The real-estate company reported a revenue increase of 29% in the recent quarter from a year ago, and said its global president would become chief executive at the start of the new year.
  • Shares of GoPro were up 7% premarket after the maker of action cameras delivered upbeat profits and revenue.
  • Sports betting company DraftKings boosted its full-year revenue forecast as it reported higher second-quarter revenue but logged a loss. Its shares jumped 6.8% premarket.
  • Expedia shares dropped 7.1% ahead of the bell after it said second-quarter losses narrowed as sales more than tripled over last year due to improving domestic travel trends, though international and business travel remained weak.
  • As China’s technology giants struggle, few markets are suffering like Hong Kong. A rush of new listings could eventually soften the blow.