The markets opened mixed over earnings concerns with the Dow dropping 47 points to 13,475. Nasdaq added 4 points to 2729.
On the upside
Plug Power (Nasdaq: PLUG) will provide fuel cells to power lift trucks at a Wal-Mart distribution center.
Strong demand lifted third quarter earnings for Ceragon Networks (Nasdaq: CRNT) more than two times last year.
Royal Caribbean Cruises (NYSE: RCL) beat third quarter expectations with higher earnings.
On the downside
Astec Industries (Nasdaq: ASTE) blamed lower margins for third quarter earnings that fell short of expectations.
Although Schering-Plough (NYSE: SGP) reported higher third quarter earnings, the results fell short of expectations.
An analyst downgrade weighed down shares of Ultra Petroleum (NYSE: UPL).
In the broad market, declining issues outpaced advancers by a margin of nearly 5 to 1 on the NYSE and by a margin of more than 2 to 1 on Nasdaq. The Russell 2000 which tracks small cap stocks held steady at to 799.