U.S. stocks opened lower this morning Monday.
Oil prices shot up and Iran rumors added to the concern in the sector.
The S&P 500 lost ground fast amid volatility.
Tech stocks kept the S&P under pressure as earnings lagged.
The Dow posted a slight uptick but most shares were flat to lower through midday.
Traders think earnings will reveal whether big tech and consumer stocks can rebound before week’s end if buying pressure returns.