By Tanya Agrawal
(Reuters) - Wall Street was set to open slightly lower on Tuesday as investor braced for a weak corporate reports for the quarter and as retail sales unexpectedly fell in June, which could raise concerns the economy was slowing again.
U.S. companies are expected to report their worst sales decline in nearly six years when they post second-quarter results, while earnings are expected to have fallen 2.9 percent, according to Thomson Reuters estimates data.
"The focus is shifting from macro factors to micro as we head into earnings season," said Art Hogan, chief market strategist at Wunderlich Securities in New York.
"Expectations are very low for the second quarter and the headwind from the strong dollar will continue."
Oil prices recovered some losses after a slump due to expectations of increased supply after Iran's nuclear deal. Brent crude futures
S&P 500 e-minis
The Commerce Department said retail sales slipped 0.3 percent in June. The reading, the weakest since February, comes on the heels of June's disappointing employment report and sharp drop in small business confidence.
The U.S. quarterly earnings kicked off in earnest with JPMorgan
JPMorgan's shares fell marginally to $68.03 in premarket trading after the bank reported a 5.2 percent increase in quarterly profit as expenses declined.
Wells Fargo slipped 1.3 percent to $56 after the biggest mortgage lender's revenue missed expectations.
Dow component Johnson & Johnson
Micron
Amazon
(Editing by Savio D'Souza)