Proto Labs Inc (NY: PRLB )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2016	57.20	57.50	54.48	54.72	924,628	-4.74(-7.97%)
Aug 30, 2016	59.24	59.64	58.85	59.46	168,861	-0.18(-0.30%)
Aug 29, 2016	58.82	59.80	58.52	59.64	163,686	+0.88(+1.50%)
Aug 26, 2016	58.89	59.54	58.43	58.76	116,842	-0.11(-0.19%)
Aug 25, 2016	59.08	59.80	58.33	58.87	203,210	-0.54(-0.91%)
Aug 24, 2016	58.92	60.97	58.92	59.41	450,405	+0.44(+0.75%)
Aug 23, 2016	58.14	59.26	58.06	58.97	121,970	+1.07(+1.85%)
Aug 22, 2016	57.61	58.18	57.00	57.90	147,600	-0.01(-0.02%)
Aug 19, 2016	58.08	58.50	57.74	57.91	173,197	-0.35(-0.60%)
Aug 18, 2016	58.53	59.01	58.18	58.26	280,242	-0.39(-0.66%)
Aug 17, 2016	58.87	59.46	58.49	58.65	249,427	-0.42(-0.71%)
Aug 16, 2016	59.85	59.92	58.95	59.07	229,860	-0.74(-1.24%)
Aug 15, 2016	59.34	60.15	59.10	59.81	193,118	+0.40(+0.67%)
Aug 12, 2016	58.75	59.55	58.70	59.41	159,080	+0.50(+0.85%)
Aug 11, 2016	58.30	58.99	57.94	58.91	207,723	+0.83(+1.43%)
Aug 10, 2016	58.21	58.68	57.76	58.08	199,313	-0.13(-0.22%)
Aug 09, 2016	57.82	58.44	57.65	58.21	228,806	+0.53(+0.92%)
Aug 08, 2016	56.92	58.00	56.40	57.68	204,901	+0.88(+1.55%)
Aug 05, 2016	55.99	57.19	55.66	56.80	266,289	+0.98(+1.76%)
Aug 04, 2016	55.33	56.73	55.15	55.82	182,123	+0.45(+0.81%)
Aug 03, 2016	54.73	55.57	54.35	55.37	212,288	+0.87(+1.60%)
Aug 02, 2016	55.70	56.07	54.19	54.50	304,700	-1.18(-2.12%)
Aug 01, 2016	54.99	58.15	54.99	55.68	602,900	+0.64(+1.16%)
Jul 29, 2016	52.78	55.30	52.78	55.04	947,749	+1.75(+3.28%)
Jul 28, 2016	52.56	56.62	50.50	53.29	2,657,121	-8.04(-13.11%)
Jul 27, 2016	60.53	61.46	60.53	61.33	291,781	+0.68(+1.12%)
Jul 26, 2016	59.70	60.67	59.54	60.65	273,663	+0.97(+1.63%)
Jul 25, 2016	59.48	60.11	59.16	59.68	405,169	+0.20(+0.34%)
Jul 22, 2016	58.77	60.02	58.63	59.48	180,346	+0.66(+1.12%)
Jul 21, 2016	59.48	59.88	58.68	58.82	191,916	-0.54(-0.91%)
Jul 20, 2016	58.38	59.79	58.00	59.36	517,052	+0.93(+1.59%)
Jul 19, 2016	60.56	60.61	57.80	58.43	399,316	-2.02(-3.34%)
Jul 18, 2016	60.50	60.82	59.78	60.45	132,879	-0.05(-0.08%)
Jul 15, 2016	60.57	60.80	59.93	60.50	216,079	+0.28(+0.46%)
Jul 14, 2016	61.21	61.62	60.15	60.22	233,445	-0.44(-0.73%)
Jul 13, 2016	60.96	61.60	60.30	60.66	158,031	-0.04(-0.07%)
Jul 12, 2016	60.52	61.34	60.13	60.70	206,569	+0.91(+1.52%)
Jul 11, 2016	59.59	60.59	59.54	59.79	211,548	+0.51(+0.86%)
Jul 08, 2016	58.21	59.40	57.50	59.28	302,537	+1.78(+3.10%)
Jul 07, 2016	56.29	58.10	56.29	57.50	477,031	+1.40(+2.50%)
Jul 06, 2016	56.09	57.08	55.57	56.10	306,162	-0.21(-0.37%)
Jul 05, 2016	56.98	57.06	55.84	56.31	183,763	-0.92(-1.61%)
Jul 01, 2016	57.47	57.23	57.23	57.23	258,500	-0.33(-0.57%)
Jun 30, 2016	56.34	57.61	56.25	57.56	224,426	+1.23(+2.18%)
Jun 29, 2016	56.25	56.50	55.07	56.33	365,153	+0.75(+1.35%)
Jun 28, 2016	56.12	56.63	55.21	55.58	328,323	+0.13(+0.23%)
Jun 27, 2016	55.45	56.36	55.14	55.45	1,027,875	-0.84(-1.49%)
Jun 24, 2016	57.31	57.98	56.19	56.29	809,565	-3.46(-5.79%)
Jun 23, 2016	60.17	60.57	59.69	59.75	391,753	+0.65(+1.10%)
Jun 22, 2016	59.92	60.15	58.78	59.10	428,422	-0.56(-0.94%)
Jun 21, 2016	60.97	61.28	59.61	59.66	301,341	-1.73(-2.82%)
Jun 20, 2016	62.12	62.19	61.35	61.39	337,206	+0.34(+0.56%)
Jun 17, 2016	61.50	62.29	60.85	61.05	598,358	-0.56(-0.91%)
Jun 16, 2016	61.20	61.84	60.25	61.61	360,275	-0.07(-0.11%)
Jun 15, 2016	61.65	62.30	61.35	61.68	297,339	+0.21(+0.34%)
Jun 14, 2016	61.94	63.08	60.91	61.47	349,350	-0.67(-1.08%)
Jun 13, 2016	63.15	63.95	61.95	62.14	269,679	-1.53(-2.40%)
Jun 10, 2016	65.70	65.86	63.55	63.67	317,236	-2.94(-4.41%)
Jun 09, 2016	66.83	67.14	66.15	66.61	384,705	-0.94(-1.39%)
Jun 08, 2016	67.99	67.99	67.24	67.55	285,346	-0.32(-0.47%)
Jun 07, 2016	68.04	68.20	67.58	67.87	267,928	+0.09(+0.13%)
Jun 06, 2016	67.57	67.83	66.90	67.78	260,428	+0.34(+0.50%)
Jun 03, 2016	67.53	67.76	67.15	67.44	284,398	+0.19(+0.28%)
Jun 02, 2016	65.77	67.35	64.92	67.25	240,443	+1.34(+2.03%)