DryShips, A Power Energy Generation Systems and UAL lead small-cap volume in pre-market

DryShips Inc. (Nasdaq:DRYS), A Power Energy Generation Systems Ltd. (Nasdaq:APWR) and UAL Corp. (Nasdaq:UAUA) are among the most actively traded companies in Tuesday's trading among companies with market capitalizations under $1 billion.

Also included among the results: Solarfun Power Holdings Co Ltd. (Nasdaq:SOLF), Canadian Solar Inc. (Nasdaq:CSIQ), TBS International Ltd. (Nasdaq:TBSI), Digital Ally Inc. (Nasdaq:DGLY), Hercules Offshore Inc. (Nasdaq:HERO) and AgFeed Industries Inc. (Nasdaq:FEED).

Here are the most actively traded companies among small caps:

		Price at 9:06 ET	Change	% Change	Volume	Year High	Year Low
DRYS	DRYSHIPS INC	24.67	+2.19	+9.7%	115.3k	131.34	15.80
APWR	A POWER ENERGY GENERAT SYS L	7.65	+0.67	+9.6%	88.4k	31.89	3.97
UAUA	UAL CORP	7.45	+0.45	+6.4%	46.9k	51.60	2.80
SOLF	SOLARFUN POWER HOLDINGS CO L	8.22	+0.72	+9.6%	44.6k	40.19	4.67
CSIQ	CANADIAN SOLAR INC	16.17	+1.41	+9.6%	26.2k	51.80	8.67
TBSI	TBS INTERNATIONAL LIMITED	11.00	+0.92	+9.1%	22.9k	71.15	7.32
DGLY	DIGITAL ALLY INC	6.40	+1.40	+28.0%	13.0k	11.41	3.26
HERO	HERCULES OFFSHORE INC	8.70	+0.70	+8.7%	12.8k	39.47	5.74
FEED	AGFEED INDUSTRIES INC	5.87	+0.46	+8.5%	10.1k	21.31	4.51
RMBS	RAMBUS INC DEL	9.60	+0.73	+8.2%	7.7k	26.41	7.10

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