1.   Analysts said earnings warnings from Altera Corp. and Xilinx Inc. may signal slower demand.

2.   A fall in stock piles on the London Metals Exchange could signal demand from industrial users, thereby pushing prices higher.

3.   A report released by the USDA after trading Friday indicated that U.S. hog herd is expanding, which signals increased demand for corn-based livestock feed.

4.   A wider deficit also signals strong demand for imported goods.

5.   Combined with currency and economic turmoil in other Asian countries that could further slow growth, in Japan, the report signaled weakened demand for platinum.

6.   Copper surged as signs of growing demand for copper in Europe follow reports last week signaling robust demand in the U.S.

7.   Copper prices have been boosted recently by reports of a strengthening construction market and increased new home sales, while declining stockpiles signalled healthy demand from consumers.

8.   Copper sank as rising stockpiles London metal Exchange warehouse stockpiles signalled weaker demand from European manufacturers.

9.   Corn futures were steady as traders waited to see whether a U.S. Department of Agriculture cattle report would signal stronger demand for livestock feed in the coming months.

10.   Crude and heating oil prices fell for a second day as forecasts for warmer weather in the U.S. signalled weakening demand.