Oil Dips Along With Equities

Shares of World Fuel Services Corp(INT Quote) were upgraded by Calcyon Securities from add to buy. Its stock closed up 4.3% at $42.32. Crosstex Energy(XTEX Quote) was upgraded by Credit Suisse from underperform to neutral. Shares of Crosstex closed up 1.3% at $34.55.

ATP Oil and Gas(ATPG Quote) was downgraded by RBC Capital Markets from outperform to sector perform. RBC reduced its price target for ATP from $50 to $37. Shares of ATP closed down 6.9% at $35.91.

Atlas Pipeline Holdings(AHD Quote) was downgraded by Wachovia from outperform to market perform. The company's stock clsoed 2.6% lower at $25.09.