Arena Pharma (ARNA), SunTech Power (STP), DryShips (DRYS), Molycorp (MCP) Reporting This Week

A diverse set of companies will be closing down the earnings season, as Arena Pharma (ARNA), SunTech Power (STP), DryShips (DRYS) and Molycorp (MCP) will post results this week.

This will be against the backdrop of uncertainty concerning oil prices, which will be watched closely as to how it will impact the overall economy and market.

There will be a number of retailers finishing off the earnings season as well, with Aeropostale (ARO), American Eagle Outfitters (AEO), AnnTaylor (ANN) and Urban Outfitters (URBN), among others, set to report.

Molycorp closed Friday at $49.26, down $0.57, or 1.14 percent. They've been a beneficiary of the decision by the Chinese that they were going to cut back on rare earths exports.

Dryships closed at $5.04, level with the close of the session before. Suntech Power closed Friday at $9.43, losing $0.06, or 0.63 percent. Arena Phama dropped to $1.58, falling $0.03, or 1.86 percent.