NASDAQ:OCLR

Stock Gainers Heading Into Close: DNDN, ACOM NEI, ZUMZ, OCLR, DEXO, ACLS, BAC

Dendreon Corporation (NASDAQ:DNDN) is up 38.55% in late day trading at $10.53. DNDN has traded 40.6 million shares so far today, eight times its daily average volume. DNDN shares jumped today on Provenge cancer vaccine sales. The company has a market cap of 1.54 billion.

Ancestry.com Inc. (NASDAQ:ACOM) is up 20.16% today at $27.48. ACOM has traded 2.7 million shares today, well above its daily average of 885 thousand shares a day. ACOM shares are up today after the company reported a 22% increase in subscibers in 2011 and forecasts strong sales for 2012. The company has a market cap of 1.22 billion.

Network Engines, Inc. (NASDAQ:NEI) is up 17.31% in afternoon trading at $1.22. NEI has traded 1 million shares so far today, well above its daily average of 152 thousand shares. NEI is up today after they raised their first quarter outlook. The company has a market cap of 51.98 million.

Zumiez, Inc. (NASDAQ:ZUMZ) is up 16.29% near the close at $30.63. ZUMZ has traded 2.5 million shares today, more than 5 times its daily average. Zumiez announced it saw a 10% increase in same store sales for the five weeks ending December 31. Zumiez also raised their earnings guidance to $0.58, up from $0.52 to $0.54. The company has a market cap of 959.36 million.

Oclaro, Inc. (NASDAQ:OCLR) is up 15.31% today at $3.39. OCLR has traded 2.2 million shares this afternoon, more than double its average volume. Oclaro shares jumped today after they announced fourth quarter revenue beat guidance. The company has a market cap of 171.40 million.

Dex One Corporation (NYSE:DEXO) is up 14.06% today at $2.19. DEXO is up on large volume with 3.3 million shares traded, more than twice its daily volume. DEXO has jumped more than $0.40 a share over the past days. The company has a market cap of 109.01 million.

Axcelis Technologies Inc. (NASDAQ:ACLS) is up 11.03% this afternoon at $1.51. ACLS has traded 1.7 million shares today, well above the 550 thousand shares it trades on average daily. The company has a market cap of 158.65 million.

Bank of America Corporation (NYSE:BAC) is up 8.52% in late day trading at $6.30. BAC is up on extremely heavy volume with 435 million shares traded, nearly double its average volume. BAC has rallied more than $1 since last Thursday. The company has a market cap of 63.86 billion.

Nasdaq Gainers In Morning Trading: DNDN, OCLR, AONE, SUNH, MTSN, PEIX

Dendron Corporation (NASDAQ:DNDN) is up 40.66% in morning trading today at $10.59. DND is up on heavy volume with 18 million shares traded, more than three times its daily average. Dendron is up this morning after reporting better than expected sales of its prostate cancer therapy Provenge. The company has a market cap of 1.68 billion.

Oclaro, Inc. (NASDAQ:OCLR) is up 16.63% this morning at $3.41. OCLR has traded just over 1 million shares today and is already trading more than its daily average volume. OCLR is up today after announcing preliminary second quarter revenue exceed prior guidance. Oclaro reports preliminary revenue of $86 million versus $80.7 million analysts were expecting. The company has a market cap of 172.98 million.

A123 Systems, Inc. (NASDAQ:AONE) is up 9.37% in early trading at $2.10. AONE has traded 1.7 million shares this morning and is on pace to beat its daily average volume of 2.5 million shares. A123 Systems announced a battery deal from VIA Motors this morning. The company has a market cap of 276.11 million.

Sun Healthcare Group, Inc. (NASDAQ:SUNH) is up 9.12% at $4.07. SUNH has traded 374 thousand shares so far today, 60 thousand more shares than it trades on average every day. SUNH stock is up this morning after Credit Suisse raised its price target to $5 from $3. The company has a market cap of 101.84 million.

Mattson Technology Inc. (NASDAQ:MTSN) is up 10.49% this morning at $1.58. MTSN has traded 290 thousand shares so far today, already higher than its daily average volume of 220 thousand shares. Mattson announced today they will present at the 14th Annual Needham Growth Conference on January 10. The company has a market cap of 90.29 million.

Pacific Ethanol, Inc. (NASDAQ:PEIX) is up 6.42% in early trading at $1.16. PEIX has traded 3.2 million shares this morning and trades 9.6 million shares a day on average. PEIX has bounced back over the past couple of days after dipping to $1.05 last Friday. The company has a market cap of 90.98 million.

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