Harmonic Inc. (Nasdaq:HLIT), VSE Corp. (Nasdaq:VSEC) and NetSuite Inc. (Nasdaq:N) are among the biggest percentage losers in Tuesday's trading among companies with market capitalizations under $1 billion.

Also included among the results: Duff & Phelps Corp. (Nasdaq:DUF), Extra Space Storage Inc (Nasdaq:EXR), Porter Bancorp Inc.(Nasdaq:PBIB), Clayton Williams Energy Inc.(Nasdaq:CWEI), Hain Celestial Group Inc.(Nasdaq:HAIN) and FreightCar America Inc.(Nasdaq:RAIL).

Here are the biggest percentage losers among small caps:

		Price at 9:08 ET	Change	% Change	Volume	Year High	Year Low
HLIT	HARMONIC INC	6.18	-1.55	-20.1%	4,345.9k	10.60	3.76
VSEC	VSE CORP	26.62	-4.71	-15.0%	42.3k	48.44	19.51
N	NETSUITE INC	12.35	-2.03	-14.1%	747.3k	23.07	5.43
DUF	DUFF & PHELPS CORP NEW	15.59	-2.50	-13.8%	130.7k	22.76	8.01
EXR	EXTRA SPACE STORAGE INC	6.85	-1.04	-13.2%	1,112.0k	17.74	4.93
PBIB	PORTER BANCORP INC	12.75	-1.80	-12.4%	2.0k	19.00	9.56
CWEI	WILLIAMS CLAYTON ENERGY INC	29.32	-4.04	-12.1%	46.5k	121.50	19.37
HAIN	HAIN CELESTIAL GROUP INC	15.89	-2.16	-12.0%	733.3k	31.26	11.18
RAIL	FREIGHTCAR AMER INC	17.97	-2.27	-11.2%	406.1k	45.32	14.05
EPIC	EPICOR SOFTWARE CORP	5.07	-0.63	-11.1%	359.6k	9.08	2.33