* Intel, Twitter drop after results, weigh on tech stocks
* U.S. GDP grows at highest rate in 4 yrs, meets estimates
* Amazon hits record high, helps boost indexes
* Indexes down: Dow 0.58 pct, S&P 0.97 pct, Nasdaq 1.86 pct (Adds comment, updates prices)
By Amy Caren Daniel
July 27 (Reuters) – U.S. stock indexes were lower on Friday as weak earnings reports from Intel and Twitter dragged on the technology sector and as healthcare stocks were pressured by a clutch of disappointing earnings.
Intel sank 8.9 percent after its fast-growing data center business missed estimates amid faced stiff rivalry from Advanced Micro Devices. AMD rose 0.7 percent.
Twitter’s shares plunged 19.4 percent after reporting fewer-than-expected monthly active users and warning of further drops as it deletes phony accounts.
The technology sector fell 2.48 percent, the most among the major S&P sectors. Microsoft and Google’s parent Alphabet fell 2.9 percent and 3 percent, respectively. Both companies had reported upbeat quarterly results in the past two weeks.
The pressure on tech stocks continued from Thursday when Facebook’s dismal forecast caught investors off guard about the growth prospects in a sector that has led the market’s march towards record highs.
“So you can continue to have strong fundamentals but if that confidence is shaken a little bit you’re going to see a bigger pullback than the fundamentals warrant,” said Brad McMillan, chief investment officer for Commonwealth Financial Network.
Eight of the 11 main S&P sectors were lower. Health stocks fell 1.02 percent, after a round of earnings reports which failed to impress investors.
AbbVie fell 4.7 percent after a slight beat on sales of its Humira drug failed to allay concerns on the future of the cash-cow product.
Merck shed 1.2 percent as sales of its blockbuster cancer drug, Keytruda,