In the quarter ended September, the companies were earning more than $ 100 billion in revenue, or about 2 percent of US national output.
Wall Street analysts are struggling to raise their target price, with the most optimistic analysis that the company's share price will rise by 12% to 47% in the next 12 months.
Google looks 'as young as 20 years ago,' Morgan Stanley analyst Brian Nowak said he raised Google's target price by $ 9 to $ 1150.
Amazon shares rose 13%, a record high, Microsoft, Google and Intel also hit a record high or the Internet bubble since the new high.
'I think that when the market closed on Friday, the market will hit a record high, which is largely due to the performance of technology companies,' First Standard Financial company chief market economist Peter Katillo (Peter Cardillo) on Friday Said the disk.
Amazon has been grabbing market share from the hands of traditional rivals, the company recently acquired a high-end food chain full-food supermarket in the third quarter earnings, Amazon generous announcement of the situation of the total food supermarket, this transparency to investors cheering.
Wall Street had been worried that Amazon would not reveal too much of the total food market, but Amazon unexpectedly distinguished the contribution of the total food supermarket, 'said JP Morgan analyst.
As of Thursday's close, Amazon's share price has risen 30% this year, and its AWS cloud computing business is ahead of the competition.
Google's cloud computing business is relatively small, it does not subdivide the Google cloud platform revenue, but analysts estimate the business is growing very fast, its core advertising business formed a supplement.
Google shares are also relatively cheap, although this year rose 30%, its forward-looking price-earnings ratio is only 25.8 times.
In the third quarter, Microsoft's revenue growth hit a three-year high, highlighting the success of CEO Satya Nadella (Satya Nadella) under the leadership of the transition.
"Nadera has changed the culture of up to 120,000 employees to make the company more competitive and innovative, and these results are the best proof, 'said investment banker Jeffrey's analyst.
As for Intel, the company's third-quarter revenue from high-margin data center business grew 7% year-on-year, slightly ahead of analysts' expectations.
As of Friday's close, other significant US technology stocks are Twitter (6.7%), Snap (7.3%), Facebook (4.2%) and Apple (3.58%) and so on.