The moves come after the S&P 500 notched its third losing week in a row and closed at its lowest level of the year on Friday.

The latest choppy trading follows heavy turbulence in the market earlier in the week, which has the major indexes headed for their third straight losing week.

The major indexes are still on pace for their third straight losing week.

The moves come after the S&P 500 notched its third losing week in a row and closed at its lowest level of the year on Friday.

Each of the 11 S&P sectors closed higher in Monday's regular session, led by gains in tech.

The S&P 500 fell 0.6% and was on track for its first loss this week. The Dow was down 380 points, or 0.8%, as of 12:55 pm ET.