The Dow Jones gained 0.30% to 34,921.88 points, the Nasdaq index, the flagship of the technology sector, gained 1.90%, to 14,532.55 points, while the broader S&P 500 index gained 0.81%, to 4,582.64 points.

For analysts at Schwab, investors started the week in a waiting position, ahead of some macroeconomic milestones expected this week, including the minutes of the last meeting of the monetary policy committee of the American Central Bank (Fed).

Jake Scott, of Schaeffer's Investment Research, saw him in this market of operators who "overruled their fears of a recession and turned to the abused technology stocks" since the beginning of the year.

The flagship capitalizations of the New York market thus tickled the indices, in particular Apple (+2.37%), Amazon (+2.93%) and Microsoft (+1.79%), which weigh, between them, almost a quarter of the Nasdaq.

Twitter jumped (+27.12% to 49.97 dollars) after the announcement that entrepreneur Elon Musk took a 9.2% stake in the capital of the social network.

Suffering since the correction that hit growth stocks and technology platforms, Twitter rose to its highest level since mid-November.

Elon Musk's surprise operation benefited Meta (+4.02% to 233.89 dollars), but also Snap (+5.22%) and Pinterest (+10.44%).

As for Tesla (+ 5.61% to 1,145.45 dollars), of which Elon Musk is the general manager, he benefited from good quarterly delivery figures, while almost the entire automotive market slipped, despite the closure of its factory in China due to Covid-19.

Investors badly digested the decision of the CEO of Starbucks (-3.72% to 88.09 dollars), Howard Schultz, to suspend the share buyback program, saying he wanted to invest "more" of the group's profits "in profit (of) employees" and its branches.

Chinese stocks listed on Wall Street soared again after Chinese authorities accepted on Saturday the principle of audits carried out by approved, non-Chinese companies.

The Chinese online commerce platforms Alibaba (+6.62%), Pinduoduo (+15.59%) or JD.com (7.14%), were all up sharply.

Hertz climbed 10.70% to 23.38 dollars, as the vehicle rental company unveiled a partnership with Swedish electric car manufacturer Polestar on Monday, which includes the acquisition of 65,000 models over five years to strengthen its fleet. .

© 2022 AFP