Benzinga’s Volume Movers (STST, RMBS, APWR, GSIC, RYAAY)

Some of the company’s stocks saw extraordinary trading today in the morning. Some of the companies worth having a look are:

Green Plains Renewable Energy Inc (NASDAQ: GPRE) shares moved 9.70% to $12.89. The volume of GPRE shares traded was 338% more than normal. Over the past six months, GPRE’s stock prices have surged by over 353%.

ARGON ST Inc (NASDAQ: STST) shares rose by 4.72% to $18.84. The volume of STST shares traded so far today has exceeded 377% more than normal. STST’s Q4 earnings beat expectations.

Rambus Inc (NASDAQ: RMBS) shares surged by 9.95% to $20.46. The volume of RMBS shares traded today is 291% more than normal. RMBS is involved in a legal battle with Nvidia Corp (NASDAQ: NVDA), which can result in a high payoffs;

A-Power Energy Generation Systems Ltd (NASDAQ: APWR) shares were up by 5.78% to $16.28. The volume of APWR shares traded so far today exceeded 265% more than normal. APWR’s shares suffered losses in the pre-market trading as the company posted disappointing results. However, APWR’s stock regained its positive momentum.

GSI Commerce Inc (NASDAQ: GSIC) shares appreciated by 3.37% to $24.20. The volume of GSIC shares traded so far today was 215% above normal. GSIC reported brisk activity for the five-day period starting Thanksgiving Day.

Ryanair Holdings plc (NASDAQ: RYAAY) shares rose by 2.17% to $25.90. The volume of GPRE shares traded so far today has exceeded 207% more than normal. RYAAY posted a 15% rise in the November traffic, while its bigger competitor posted a decline in both the premium and non-premium class.