Intersections, QC Holdings and Polypore International lead small-cap percentage gainers

Intersections Inc (Nasdaq:INTX), QC Holdings Inc (Nasdaq:QCCO) and Polypore International Inc (Nasdaq:PPO) are among the biggest percentage gainers in Wednesday's trading among companies with market capitalizations under $1 billion.

Also included among the results: CPI International Inc (Nasdaq:CPII), Grey Wolf Inc (Nasdaq:GW), America's Car-Mart Inc (Nasdaq:CRMT), Vitran Corp Inc (Nasdaq:VTNC), Insulet Corp (Nasdaq:PODD) and Kimball International Inc (Nasdaq:KBALB).

Here are the biggest percentage gainers among small caps:

		Price at 3:08 ET	Change	% Change	Volume	Year High	Year Low
INTX	INTERSECTIONS INC	5.41	+1.41	+35.2%	84.2k	13.34	1.92
QCCO	QC HLDGS INC	5.60	+1.43	+34.3%	37.0k	16.40	4.13
PPO	POLYPORE INTL INC	5.32	+1.11	+26.4%	810.9k	29.26	3.59
CPII	CPI INTERNATIONAL INC	9.10	+1.87	+25.9%	41.8k	18.64	5.07
GW	GREY WOLF INC	5.46	+1.01	+22.7%	15,337.3k	9.65	4.30
CRMT	AMERICAS CAR MART INC	12.75	+2.07	+19.4%	326.0k	23.12	6.88
VTNC	VITRAN CORP INC	6.09	+0.92	+17.8%	9.2k	18.97	4.63
PODD	INSULET CORP	5.02	+0.72	+16.7%	189.7k	26.71	3.11
KBALB	KIMBALL INTL INC	7.61	+1.05	+16.0%	213.8k	15.35	4.05
SEH	SPARTECH CORP	5.73	+0.79	+16.0%	113.2k	16.43	3.72

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