US STOCKS-Wall St mixed as tech titans tee up quarterly reports
* Oil prices drop 2 pct
* Ford falls 8 pct, weighs most on S&P 500
* Amazon, Alphabet due to report after the bell
* Indexes: Dow -0.11 pct, S&P +0.12 pct, Nasdaq +0.24 pct (Updates to afternoon, adds detail on tech companies)
By Noel Randewich
July 28 (Reuters) - Wall Street was mixed on Thursday as investors fretted about disappointing earnings from Ford and awaited quarterly scorecards from technology heavyweights Alphabet and Amazon.com.
It was the 10th session of range-bound trading following a sharp rally in late June and early July that hit record highs and has left the S&P 500 up 6 percent for the year.
Amazon.com rose 1.5 percent as investors anticipated its quarterly results after the bell, with Google parent-company Alphabet also due to report.
"Tech has been pretty much the strongest sector over the last month. Momentum players are focusing to buy on pullbacks," said Michael Matousek, head trader at U.S. Global Investors in San Antonio. "With Amazon, if it's a good beat we will be off to the races because it's already pushing up to 52-week highs." Continuación...