DryShips, Rigel Pharmaceuticals and Atheros Communications lead small-cap volume in pre-market

DryShips Inc. (Nasdaq:DRYS), Rigel Pharmaceuticals Inc. (Nasdaq:RIGL) and Atheros Communications Inc. (Nasdaq:ATHR) are among the most actively traded companies in Tuesday's trading among companies with market capitalizations under $1 billion.

Also included among the results: Buffalo Wild Wings Inc. (Nasdaq:BWLD), Pan American Silver Corp. (Nasdaq:PAAS), Eagle Bulk Shipping Inc. (Nasdaq:EGLE), Genoptix Inc. (Nasdaq:GXDX), Hercules Offshore Inc. (Nasdaq:HERO) and BE Aerospace Inc. (Nasdaq:BEAV).

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	15.80	+1.17	+8.0%	36.9k	129.46	14.60
RIGL	RIGEL PHARMACEUTICALS INC	8.90	+0.06	+0.7%	15.7k	31.00	6.64
ATHR	ATHEROS COMMUNICATIONS INC	17.56	+1.43	+8.9%	13.7k	35.80	14.41
BWLD	BUFFALO WILD WINGS INC	26.16	-2.90	-10.0%	10.7k	44.98	18.25
PAAS	PAN AMERICAN SILVER CORP	10.25	+0.65	+6.8%	2.5k	44.10	9.53
EGLE	EAGLE BULK SHIPPING INC	7.49	+0.45	+6.4%	2.5k	36.24	5.50
GXDX	GENOPTIX INC	30.95	+0.14	+0.5%	2.1k	39.79	20.41
HERO	HERCULES OFFSHORE INC	5.95	+0.57	+10.6%	1.8k	39.47	5.29
BEAV	BE AEROSPACE INC	10.98	+1.24	+12.7%	1.8k	54.09	7.50
BIDZ	BIDZ COM INC	5.45	-0.17	-3.0%	1.8k	22.50	5.02

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