NEW YORK, Dec. 21 (Xinhua) — U.S. stocks rebounded on Tuesday, reclaiming some of the losses they had suffered recently, lifted by strength in the energy and the tech sectors.

The Dow Jones Industrial Average rallied 560.54 points, or 1.60 percent, to 35,492.70. The S&P 500 was up 81.21 points, or 1.78 percent, to 4,649.23. The Nasdaq Composite Index increased 360.14 points, or 2.40 percent, to 15,341.09.

Nine of the 11 primary S&P 500 sectors ended in green, with energy and technology up 2.89 percent and 2.6 percent, respectively, outpacing the rest. The utilities and the consumer staples groups, however, struggled.

U.S.-listed Chinese companies traded higher with all the top 10 stocks by weight in the S&P U.S. Listed China 50 index ending the day on an upbeat note.

Investors are assessing the risks of a resurgence of COVID-19 infections in the United States, driven by a rapid spread of the Omicron variant.

The current seven-day daily average of COVID-19 cases is over 149,000, a 25.2-percent spike from the previous week, according to the latest data from the U.S. Centers for Disease Control and Prevention.

On Monday, U.S. stocks finished noticeably lower with the Dow down more than 400 points, amid Omicron fears.