O S I Systems Inc (NQ: OSIS )

Date	Open	High	Low	Close	Volume	Change (%)
May 29, 2009	18.26	18.41	17.98	18.40	86,765	+0.13(+0.71%)
May 28, 2009	18.47	18.59	17.96	18.27	109,504	-0.15(-0.81%)
May 27, 2009	18.92	18.92	18.35	18.42	110,397	-0.65(-3.41%)
May 26, 2009	17.26	19.15	17.26	19.07	175,912	+1.64(+9.41%)
May 22, 2009	17.72	17.96	17.39	17.43	125,443	-0.26(-1.47%)
May 21, 2009	17.72	17.83	17.20	17.69	122,013	-0.15(-0.84%)
May 20, 2009	18.06	18.75	17.73	17.84	156,696	-0.17(-0.94%)
May 19, 2009	17.87	18.34	17.87	18.01	142,928	+0.02(+0.11%)
May 18, 2009	18.17	18.34	17.81	17.99	134,399	+0.00(+0.00%)
May 15, 2009	18.76	19.10	17.79	17.99	147,256	-0.68(-3.64%)
May 14, 2009	18.56	19.06	18.22	18.67	147,659	+0.13(+0.70%)
May 13, 2009	18.84	19.12	18.50	18.54	126,669	-0.49(-2.57%)
May 12, 2009	19.14	19.43	18.94	19.03	136,662	-0.10(-0.52%)
May 11, 2009	19.21	19.40	18.60	19.13	92,241	-0.34(-1.75%)
May 08, 2009	19.17	19.48	18.53	19.47	146,106	+0.59(+3.12%)
May 07, 2009	19.20	19.26	18.68	18.88	118,258	-0.20(-1.05%)
May 06, 2009	19.00	19.28	18.58	19.08	115,232	+0.25(+1.33%)
May 05, 2009	18.62	19.09	18.11	18.83	229,856	+0.07(+0.37%)
May 04, 2009	18.94	19.05	18.51	18.76	151,367	-0.08(-0.42%)
May 01, 2009	18.63	19.10	17.81	18.84	192,661	+0.09(+0.48%)
Apr 30, 2009	18.13	19.04	17.90	18.75	206,353	+0.84(+4.69%)
Apr 29, 2009	18.10	18.50	17.38	17.91	166,437	-0.09(-0.50%)
Apr 28, 2009	17.09	18.20	16.91	18.00	99,752	+0.79(+4.59%)
Apr 27, 2009	17.10	17.79	16.81	17.21	196,262	-0.15(-0.86%)
Apr 24, 2009	18.20	18.20	16.96	17.36	178,124	-0.75(-4.14%)
Apr 23, 2009	17.67	18.19	17.25	18.11	201,415	+0.41(+2.32%)
Apr 22, 2009	17.36	18.35	17.26	17.70	91,437	+0.06(+0.34%)
Apr 21, 2009	16.81	17.82	16.81	17.64	79,491	+0.72(+4.26%)
Apr 20, 2009	17.03	17.47	16.67	16.92	87,674	-0.39(-2.25%)
Apr 17, 2009	16.97	17.51	16.74	17.31	68,291	+0.40(+2.37%)
Apr 16, 2009	16.50	17.12	16.25	16.91	72,457	+0.43(+2.61%)
Apr 15, 2009	15.70	16.48	15.65	16.48	48,345	+0.68(+4.30%)
Apr 14, 2009	16.07	16.31	15.77	15.80	62,597	-0.57(-3.48%)
Apr 13, 2009	16.58	16.64	15.83	16.37	58,258	-0.34(-2.03%)
Apr 09, 2009	16.09	16.83	15.77	16.71	124,502	+0.75(+4.70%)
Apr 08, 2009	16.65	17.05	15.19	15.96	166,249	-0.64(-3.86%)
Apr 07, 2009	16.91	17.21	16.59	16.60	88,411	-0.45(-2.64%)
Apr 06, 2009	17.00	17.45	16.71	17.05	128,593	-0.18(-1.04%)
Apr 03, 2009	16.98	17.39	16.53	17.23	91,524	+0.17(+1.00%)
Apr 02, 2009	16.00	17.33	15.90	17.06	238,593	+0.99(+6.16%)
Apr 01, 2009	14.99	16.12	14.93	16.07	163,059	+0.81(+5.31%)
Mar 31, 2009	15.04	15.49	14.65	15.26	102,881	+0.33(+2.21%)
Mar 30, 2009	15.00	15.40	14.37	14.93	86,996	-0.57(-3.68%)
Mar 26, 2009	15.14	15.50	14.77	15.50	157,154	+0.49(+3.26%)
Mar 25, 2009	14.50	15.01	14.35	15.01	190,473	+0.55(+3.80%)
Mar 24, 2009	14.91	15.08	14.45	14.46	156,149	-0.68(-4.49%)
Mar 23, 2009	14.84	15.50	14.68	15.14	192,658	+0.11(+0.73%)
Mar 20, 2009	15.94	15.94	14.97	15.03	152,014	-0.77(-4.87%)
Mar 19, 2009	16.94	16.94	15.75	15.80	142,917	-0.95(-5.67%)
Mar 18, 2009	17.40	17.49	16.43	16.75	191,495	-0.80(-4.56%)
Mar 17, 2009	16.76	17.55	16.52	17.55	151,624	+0.73(+4.34%)
Mar 16, 2009	16.55	17.23	16.35	16.82	155,912	+0.31(+1.88%)
Mar 13, 2009	16.55	16.83	16.24	16.51	67,139	-0.02(-0.12%)
Mar 12, 2009	15.11	16.59	14.98	16.53	144,647	+1.31(+8.61%)
Mar 11, 2009	15.50	15.93	15.09	15.22	134,287	-0.02(-0.13%)
Mar 10, 2009	14.13	15.30	14.13	15.24	173,879	+1.34(+9.64%)
Mar 09, 2009	13.91	14.37	13.86	13.90	168,091	-0.17(-1.21%)
Mar 06, 2009	14.61	14.71	13.89	14.07	226,141	-0.52(-3.56%)
Mar 05, 2009	15.40	15.64	14.52	14.59	137,253	-1.06(-6.77%)
Mar 04, 2009	15.17	15.87	15.05	15.65	106,718	+0.55(+3.64%)

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