The markets traded lower during the midday with the Dow losing 44 points to 12,817 after another deadline passed for Greece to restructure its debt. Nasdaq slipped 6 points to 2899.

On the upside

The Food and Drug Administration's critical review of Amgen's (Nasdaq: AMGN) prostate cancer treatment Xgeva lifted shares of rival Dendreon (Nasdaq: DNDN), whose prostate cancer treatment Provenge was approved in April 2010.

HCA Holdings (NYSE: HCA) reported sharply higher fourth quarter earnings that surpassed analyst expectations by a wide margin.

Bargain hunters lifted shares of Abercrombie & Fitch (NYSE: ANF), whose shares tumbled last week after the retailer warned that fourth quarter results would fall short of expectations.

On the downside

Express Scripts (Nasdaq: ESRX) announced a second senior notes offering to raise capital to fund its acquisition of Medco Health Solutions (NYSE: MHS).

Sysco (NYSE: SYY) disappointed with lower second quarter earnings that fell short of analyst expectations as margins slipped.

Sohu.com's (Nasdaq: SOHU) earnings warning weighed down shares of Chinese online game developer Changyou.com (Nasdaq: CYOU).

In the broad market, declining issues outpaced advancers by a margin of more than 5 to 3 on both the NYSE and on Nasdaq. The Russell 2000 which tracks small cap stocks lost 3 points to 827.