FILE PHOTO: A woman passes by the Nasdaq Market Site in Times Square in New York City, U.S., February 7, 2018. REUTERS/Brendan McDermid/File Photo

SAN FRANCISCO (Reuters) - Nasdaq futures dropped 0.85 percent late on Wednesday, suggesting the technology-heavy Nasdaq Composite index .IXIC would fall when trading opens on Thursday morning.

After the bell, Facebook FB.O slumped 21 percent following its quarterly report, setting off a cascade of selling in technology and other high-growth stocks listed on the Nasdaq, including Amazon AMZN.O, Netflix NFLX.O and Alphabet GOOGL.O.