You can now read 10 articles in a month for free on BostonGlobe.com. Read as much as you want anywhere and anytime for just 99¢.

The Boston Globe

Business

Apple shares fall as competition rises, iPhone supply lags

Apple has tumbled 20 percent since its Sept. 21 intraday high of $705.07, entering a bear market. The largest company by market value has not kept up with demand for the latest version of its iPhone; iPhones account for two-thirds of profit. Samsung and Amazon.com are also challenging Apple’s dominance in the tablet market.

Loading comments...

You have reached the limit of 10 free articles in a month

Stay informed with unlimited access to Boston’s trusted news source.

  • High-quality journalism from the region’s largest newsroom
  • Convenient access across all of your devices
  • Today’s Headlines daily newsletter
  • Subscriber-only access to exclusive offers, events, contests, eBooks, and more
  • Less than 25¢ a week