Toronto stocks closed marginally down Thursday, as oil and gas prices rebounded. Meanwhile U.S. markets dropped as investor concern grew over evidence of a slowdown in the domestic economy.

The S&P/TSX composite index fell 7.65, or 0.07%, to 11,627.74.

Six of the 10 TSX main sub-groups were down, despite a gain in the energy sector of 1.12%.

The November contract for light, sweet crude closed up 85¢ at US$61.59 a barrel.

Penn West Petroleum Ltd. Trust units climbed 69¢, or 1.7%, to $41.20.

The materials sector fell back 0.33%, but the gold sub-sector gained 0.44%

The December gold contract moved up $2.10 to close at US$588.30 an ounce.

Yamana Resources Inc. gained 23¢, or 2.29%, to $10.28.

The Canadian dollar closed at US89.37¢, up US0.77¢.

The junior S&P/TSX Venture Exchange index lost 22.94, or 0.92%, to 2,475.45.

In New York, the Dow Jones Industrial Average fell 79.96 points to 11,533.23, the S&P 500 Index lost 7.15 points to close at 1,318.03 and the Nasdaq Composite Index dipped 15.14 points to 2,237.75.

In economic news, the Philadelphia Federal Reserve announced its index of manufacturing activity fell to a negative number for the first time in more than three years.