The USA500 is currently trading below 6,600 levels.
Wall Street stocks turned sharply lower on Thursday in a sharp reversal from an early rally, as technology gains faded after a boost from Nvidia's earnings and U.S. jobs data muddied the labor market outlook.
On Thursday the S&P 500 fell 1.50%, the Dow Jones declined 0.83% and the Nasdaq dropped 2.1%.