IBM will stop buying and reselling storage technology from NetApp Inc as part of a plan to move customers to its own products.

Surging oil prices pulled stocks sharply lower for a third straight session today, with bland earnings at General Electric Co. and weak consumer data further dampening the economic outlook. The Dow Jones industrial average shed 396 points in the past three days.

Stocks recouped earlier losses to end modestly higher today as investors set aside nervousness over an uneasy start to the second-quarter earnings season, marked by weak results from Alcoa Inc. and a sales warning at Lucent Technologies Inc.