NEW YORK — Energy companies powered to big gains Wednesday, leading the broader stock market higher, as the price of crude oil surged on news of a deal among OPEC nations to cut production.

On Wednesday:

The Dow Jones industrial average gained 110.94 points, or 0.6 percent, to 18,339.24.

The Standard & Poor’s 500 index climbed 11.44 points, or 0.5 percent, to 2,171.37.

The Nasdaq composite picked up 12.84 points, or 0.2 percent, to 5,318.55.

For the week:

The Dow is up 77.79 points, or 0.4 percent.

The S&P 500 is up 6.68 points, or 0.3 percent.

The Nasdaq is up 12.80 points, or 0.2 percent.

For the year:

The Dow is up 914.21 points, or 5.2 percent.

The S&P 500 is up 127.43 points, or 6.2 percent.

The Nasdaq is up 311.14 points, or 6.2 percent.

VIAThe Associated Press
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