Benzinga’s Biggest Losers (CIEN, CEPH, CGA, BBI, RMBS, DKS)

Ciena Corporation (NASDAQ: CIEN) fell 8.66% to $12.02 huge volume of 8.59 million shares after Ciena Corp beat other vendors in a three day auction and won the deal to buy Nortel Networks for $769 million. So far in 2009, CIEN climbed up around 79%.

Cephalon, Inc. (NASDAQ: CEPH) plummeted 10% to $53.79 on 8.61 Cephalon reported clinical trial results for its pediatric eosinophilic esophagitis treatment Cinquil.

China Green Agriculture, Inc (AMEX: CGA) declined 8.52% to $15.68 on 2.06 million shares after CGA has entered into definitive agreements to sell 1,282,052 shares of its common stock at a price per share of $15.60 pursuant to a registered direct offering to several select institutional investors, representing gross proceeds of approximately $20 million.

Blockbuster Inc. (NYSE: BBI) plunged 14.62% to $0.632 on 4.78 million shares after BBI announced its Board of Directors has authorized a combination of its shares of Class A Common Stock and Class B Common Stock into a single class of shares of common stock.

Rambus Inc. (NASDAQ: RMBS) declined 7.10% to $16.81 on 3.42 million shares. In the past six months, RMBS is up over 40%.

Dick's Sporting Goods, Inc. (NYSE: DKS) is trading at $22.29, decreased by $2.53 or 10.09% after its fiscal third-quarter income more than tripled, smashing forecasts, as the company said it benefited from consumers buying cold-weather gear earlier this year than last.