Proto Labs Inc (NY: PRLB )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Sep 27, 2013	76.68	77.86	76.22	76.32	245,419	-0.72(-0.93%)
Sep 26, 2013	78.70	79.12	76.16	77.04	329,057	-1.79(-2.27%)
Sep 25, 2013	78.43	79.18	77.99	78.83	239,173	+0.63(+0.81%)
Sep 24, 2013	79.65	80.66	78.05	78.20	419,847	-1.08(-1.36%)
Sep 23, 2013	78.00	79.75	76.89	79.28	608,816	+1.00(+1.28%)
Sep 20, 2013	78.23	78.28	76.47	78.28	658,967	+0.45(+0.58%)
Sep 19, 2013	76.08	77.93	75.87	77.83	352,920	+2.18(+2.88%)
Sep 18, 2013	75.71	76.09	74.72	75.65	286,482	+0.09(+0.12%)
Sep 17, 2013	74.77	76.00	74.39	75.56	290,909	+0.81(+1.08%)
Sep 16, 2013	74.21	75.47	72.26	74.75	243,852	+2.49(+3.45%)
Sep 13, 2013	73.00	73.56	71.90	72.26	305,623	-0.93(-1.27%)
Sep 12, 2013	75.00	75.69	72.83	73.19	347,438	-1.74(-2.32%)
Sep 11, 2013	76.48	76.73	74.24	74.93	464,075	-1.34(-1.76%)
Sep 10, 2013	74.00	76.69	73.70	76.27	547,033	+2.44(+3.30%)
Sep 09, 2013	72.83	75.20	72.83	73.83	461,624	+1.43(+1.98%)
Sep 06, 2013	73.45	73.45	71.50	72.40	296,712	-0.54(-0.74%)
Sep 05, 2013	74.65	74.65	72.27	72.94	345,386	-1.76(-2.36%)
Sep 04, 2013	72.85	75.76	72.83	74.70	464,929	+2.20(+3.03%)