O S I Systems Inc (NQ: OSIS )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2005	15.00	15.18	14.90	14.90	569,307	-0.20(-1.32%)
May 27, 2005	15.29	15.37	15.06	15.10	55,705	-0.18(-1.18%)
May 26, 2005	14.84	15.30	14.67	15.28	150,497	+0.67(+4.59%)
May 25, 2005	14.68	14.92	14.50	14.61	228,457	-0.26(-1.75%)
May 24, 2005	14.93	15.12	14.70	14.87	165,700	-0.14(-0.93%)
May 23, 2005	15.01	15.12	14.77	15.01	144,365	-0.03(-0.20%)
May 20, 2005	14.82	15.09	14.70	15.04	90,472	+0.24(+1.62%)
May 19, 2005	14.35	14.92	14.35	14.80	118,775	+0.29(+2.00%)
May 18, 2005	14.33	14.56	14.10	14.51	141,400	+0.42(+2.98%)
May 17, 2005	14.10	14.23	13.99	14.09	112,559	-0.19(-1.30%)
May 16, 2005	14.25	14.37	14.00	14.28	161,097	+0.19(+1.31%)
May 13, 2005	14.16	14.35	14.00	14.09	178,317	-0.11(-0.77%)
May 12, 2005	14.25	14.39	14.17	14.20	145,864	+0.00(+0.00%)
May 11, 2005	13.82	14.31	13.82	14.20	161,611	+0.39(+2.82%)
May 10, 2005	14.21	14.33	13.80	13.81	294,646	-0.66(-4.56%)
May 09, 2005	14.20	14.48	14.02	14.47	164,046	+0.42(+2.99%)
May 06, 2005	14.00	14.29	13.90	14.05	246,347	+0.03(+0.21%)
May 05, 2005	14.60	14.75	13.88	14.02	598,086	-0.68(-4.63%)
May 04, 2005	14.22	14.76	14.22	14.70	197,413	+0.44(+3.09%)
May 03, 2005	14.35	14.42	14.11	14.26	163,331	-0.15(-1.04%)
May 02, 2005	14.25	14.48	14.10	14.41	210,910	+0.21(+1.48%)
Apr 29, 2005	14.11	14.45	14.00	14.20	218,963	+0.13(+0.92%)
Apr 28, 2005	14.47	14.61	14.07	14.07	270,824	-0.39(-2.70%)
Apr 27, 2005	15.77	15.88	14.33	14.46	1,291,845	-2.51(-14.79%)
Apr 26, 2005	16.77	17.14	16.77	16.97	73,987	-0.01(-0.06%)
Apr 25, 2005	16.48	17.04	16.29	16.98	134,974	+0.66(+4.04%)
Apr 22, 2005	16.63	16.63	16.10	16.32	97,524	-0.41(-2.45%)
Apr 21, 2005	16.35	16.96	16.35	16.73	130,858	+0.40(+2.45%)
Apr 20, 2005	16.40	16.60	16.02	16.33	156,739	-0.18(-1.09%)
Apr 19, 2005	15.87	16.55	15.71	16.51	109,181	+0.52(+3.25%)
Apr 18, 2005	15.76	16.26	15.70	15.99	99,900	+0.24(+1.52%)
Apr 15, 2005	16.25	16.40	15.63	15.75	172,538	-0.53(-3.26%)
Apr 14, 2005	16.78	16.88	16.21	16.28	149,924	-0.53(-3.15%)
Apr 13, 2005	17.20	17.27	16.81	16.81	106,858	-0.45(-2.61%)
Apr 12, 2005	17.04	17.31	17.02	17.26	70,684	+0.16(+0.94%)
Apr 11, 2005	17.33	17.43	17.10	17.10	315,102	-0.34(-1.95%)
Apr 08, 2005	17.38	17.50	17.37	17.44	198,726	-0.06(-0.34%)
Apr 07, 2005	17.76	17.78	17.34	17.50	219,236	-0.18(-1.02%)
Apr 06, 2005	17.50	17.77	17.45	17.68	66,067	+0.18(+1.03%)
Apr 05, 2005	17.50	17.68	17.45	17.50	69,713	-0.14(-0.79%)
Apr 04, 2005	17.55	17.69	17.44	17.64	149,456	+0.10(+0.57%)
Apr 01, 2005	17.42	17.60	17.37	17.54	74,624	+0.03(+0.17%)
Mar 31, 2005	17.49	17.60	17.34	17.51	139,532	-0.04(-0.26%)
Mar 30, 2005	17.63	18.01	17.48	17.55	117,008	-0.18(-0.99%)
Mar 29, 2005	18.03	18.32	17.64	17.73	112,468	-0.39(-2.15%)
Mar 28, 2005	18.19	18.38	18.00	18.12	196,828	+0.19(+1.06%)
Mar 24, 2005	17.59	18.09	17.49	17.93	254,142	+0.47(+2.69%)
Mar 23, 2005	17.60	17.67	17.40	17.46	165,276	-0.11(-0.63%)
Mar 22, 2005	17.60	17.70	17.26	17.57	247,492	+0.00(+0.00%)
Mar 21, 2005	17.12	17.64	17.12	17.57	314,017	+0.45(+2.63%)
Mar 18, 2005	17.17	17.27	17.11	17.12	260,249	-0.04(-0.23%)
Mar 17, 2005	17.25	17.25	17.09	17.16	77,607	+0.01(+0.06%)
Mar 16, 2005	17.00	17.17	17.00	17.15	87,299	+0.05(+0.29%)
Mar 15, 2005	17.15	17.25	17.01	17.10	103,652	-0.04(-0.23%)
Mar 14, 2005	16.90	17.20	16.90	17.14	256,228	+0.12(+0.71%)
Mar 11, 2005	17.13	17.24	16.94	17.02	104,606	-0.17(-0.99%)
Mar 10, 2005	17.02	17.23	16.91	17.19	196,625	+0.17(+1.00%)
Mar 09, 2005	16.86	17.23	16.86	17.02	130,916	+0.08(+0.47%)
Mar 08, 2005	16.96	17.14	16.85	16.94	83,933	-0.10(-0.59%)
Mar 07, 2005	16.85	17.20	16.85	17.04	156,007	+0.11(+0.65%)
Mar 04, 2005	17.26	17.27	16.76	16.93	78,314	-0.11(-0.65%)
Mar 03, 2005	16.85	17.10	16.81	17.04	116,463	+0.14(+0.83%)
Mar 02, 2005	16.95	17.07	16.85	16.90	324,884	-0.08(-0.47%)