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.