https://finance.yahoo.com/news/apple-shares-drop-more-warnings-190655493.html

Concerns ahead of Apple's quarterly report next Tuesday have shaved 9 percent from its stock price in the past five sessions, erasing $80 billion of its stock market value.

"The bar may not have been set low enough," Wedbush senior trader Joel Kulina said of Wall Street's declining expectations for iPhone shipments. "There's still no visibility, and that's going to keep a lot of money on the sidelines."