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

DryShips Inc. (Nasdaq:DRYS), A Power Energy Generation Systems Ltd. (Nasdaq:APWR) and Solarfun Power Holdings Co Ltd. (Nasdaq:SOLF) are among the most actively traded companies in Monday's trading among companies with market capitalizations under $1 billion.

Also included among the results: Canadian Solar Inc. (Nasdaq:CSIQ), XenoPort Inc. (Nasdaq:XNPT), CastlePoint Holdings Ltd. (Nasdaq:CPHL), SM&A (Nasdaq:WINS), Delta Petroleum Corp. (Nasdaq:DPTR) and Clean Energy Fuels Corp. (Nasdaq:CLNE).

Here are the most actively traded companies among small caps:

		Price at 9:10 ET	Change	% Change	Volume	Year High	Year Low
DRYS	DRYSHIPS INC	15.63	+1.84	+13.3%	205.9k	116.43	12.25
APWR	A POWER ENERGY GENERAT SYS L	6.35	+0.66	+11.6%	30.8k	31.89	3.97
SOLF	SOLARFUN POWER HOLDINGS CO L	7.84	+0.67	+9.3%	29.0k	40.19	4.20
CSIQ	CANADIAN SOLAR INC	8.83	+0.42	+5.0%	27.4k	51.80	7.20
XNPT	XENOPORT INC	33.00	-6.56	-16.6%	25.1k	66.34	32.77
CPHL	CASTLEPOINT HOLDINGS LTD	10.50	+0.00	+0.0%	21.1k	13.49	7.13
WINS	SM&A	5.61	+0.07	+1.2%	10.0k	6.80	1.90
DPTR	DELTA PETE CORP	5.98	+0.79	+15.2%	4.4k	28.37	3.89
CLNE	CLEAN ENERGY FUELS CORP	6.72	+0.00	+0.0%	4.3k	19.95	6.53
FSYS	FUEL SYS SOLUTIONS INC	39.46	+0.66	+1.7%	4.2k	61.24	9.80

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