Tech last week was a sea of red.
The Nasdaq 100 had its worst week since 2011. All 100 of its members fell, and about two-thirds of the index dropped by at least 5 percent.
The sudden turn, tied to a broader stock market selloff, threatens to derail a six-year rally, including five years of double-digit gains. The Nasdaq 100 is now down for the year.
This article originally appeared on Recode.net.