Historical Prices

Date Open High Low Close Volume Change (%)
Oct 31, 2011 22.72 22.93 22.36 22.38 16,996,788 -0.67(-2.90%)
Oct 28, 2011 22.73 23.07 22.73 23.05 15,885,911 +0.04(+0.15%)
Oct 27, 2011 22.88 23.21 22.67 23.01 26,494,038 +0.40(+1.75%)
Oct 26, 2011 22.27 22.68 21.94 22.61 35,588,756 +0.57(+2.60%)
Oct 25, 2011 22.01 22.29 21.70 22.04 33,909,352 +0.85(+4.02%)
Oct 24, 2011 20.93 21.33 20.93 21.19 18,980,062 -0.26(-1.20%)
Oct 21, 2011 21.05 21.51 21.02 21.45 21,393,892 +0.52(+2.49%)
Oct 20, 2011 20.67 21.02 20.39 20.93 20,109,252 +0.27(+1.32%)
Oct 19, 2011 20.93 21.03 20.58 20.65 15,672,750 -0.17(-0.80%)
Oct 18, 2011 20.60 20.95 20.31 20.82 15,903,650 +0.48(+2.34%)
Oct 17, 2011 20.68 20.68 20.21 20.35 20,545,748 +0.15(+0.73%)
Oct 14, 2011 19.99 20.21 19.84 20.20 11,451,399 +0.57(+2.92%)
Oct 13, 2011 19.34 19.72 19.23 19.63 11,465,105 +0.06(+0.31%)
Oct 12, 2011 19.65 19.88 19.56 19.57 14,714,292 +0.14(+0.70%)
Oct 11, 2011 19.12 19.44 19.12 19.43 15,413,452 +0.03(+0.13%)
Oct 10, 2011 19.15 19.41 19.04 19.40 13,040,400 +0.61(+3.23%)
Oct 07, 2011 18.90 18.99 18.65 18.80 23,741,994 +0.17(+0.90%)
Oct 06, 2011 18.38 18.64 18.38 18.63 24,625,648 +0.04(+0.22%)
Oct 05, 2011 18.08 18.65 17.96 18.59 17,409,646 +0.65(+3.61%)
Oct 04, 2011 17.52 17.97 17.03 17.94 31,595,856 +0.10(+0.57%)
Oct 03, 2011 18.18 18.34 17.81 17.84 19,976,170 -0.43(-2.36%)
Sep 30, 2011 18.40 18.59 18.24 18.27 18,202,570 -0.48(-2.54%)
Sep 29, 2011 18.85 18.89 18.43 18.75 15,753,614 +0.29(+1.59%)
Sep 28, 2011 19.19 19.28 18.45 18.45 15,979,760 -0.76(-3.98%)
Sep 27, 2011 19.24 19.48 19.10 19.22 19,003,078 +0.51(+2.74%)
Sep 26, 2011 18.35 18.72 18.06 18.70 16,656,870 +0.54(+2.98%)
Sep 23, 2011 17.83 18.23 17.78 18.16 17,596,180 +0.07(+0.36%)
Sep 22, 2011 18.02 18.17 17.85 18.10 23,318,108 -0.59(-3.17%)
Sep 21, 2011 19.46 19.52 18.68 18.69 16,146,407 -0.95(-4.82%)
Sep 20, 2011 19.70 19.95 19.47 19.64 11,691,074 +0.08(+0.41%)
Sep 19, 2011 19.54 19.70 19.32 19.56 15,932,336 -0.55(-2.72%)
Sep 16, 2011 19.96 20.12 19.93 20.10 20,332,426 +0.09(+0.43%)
Sep 15, 2011 19.77 20.06 19.70 20.02 28,768,000 +0.62(+3.21%)
Sep 14, 2011 19.25 19.55 18.88 19.39 37,429,080 +0.93(+5.05%)
Sep 13, 2011 18.32 18.61 18.21 18.46 23,103,140 +0.01(+0.05%)
Sep 12, 2011 17.85 18.47 17.83 18.45 20,270,224 +0.22(+1.19%)
Sep 09, 2011 18.47 18.57 18.20 18.23 20,575,006 -0.55(-2.91%)
Sep 08, 2011 18.77 19.07 18.73 18.78 12,361,272 -0.11(-0.56%)
Sep 07, 2011 18.74 18.93 18.64 18.89 13,987,118 +0.46(+2.47%)
Sep 06, 2011 17.82 18.45 17.80 18.43 25,719,416 -0.07(-0.38%)
Sep 02, 2011 18.25 18.59 18.19 18.50 39,901,228 -0.64(-3.33%)
Sep 01, 2011 19.62 19.63 19.04 19.14 45,773,792 -0.81(-4.06%)
Aug 31, 2011 19.89 20.12 19.85 19.95 15,752,897 +0.00(+0.00%)
Aug 30, 2011 19.68 20.01 19.43 19.95 14,205,444 +0.07(+0.36%)
Aug 29, 2011 19.64 19.88 19.60 19.88 9,754,024 +0.54(+2.78%)
Aug 26, 2011 18.86 19.47 18.64 19.34 25,034,202 +0.36(+1.92%)
Aug 25, 2011 19.50 19.61 18.90 18.98 40,567,452 -1.05(-5.26%)
Aug 24, 2011 19.97 20.23 19.74 20.03 12,766,373 -0.14(-0.70%)
Aug 23, 2011 19.81 20.18 19.65 20.17 16,508,759 +0.75(+3.86%)
Aug 22, 2011 20.14 20.14 19.37 19.42 16,625,835 -0.06(-0.29%)
Aug 19, 2011 19.61 20.03 19.45 19.48 21,008,336 -0.44(-2.19%)
Aug 18, 2011 20.25 20.29 19.73 19.92 28,207,994 -0.80(-3.86%)
Aug 17, 2011 20.81 21.07 20.64 20.72 16,011,784 -0.04(-0.17%)
Aug 16, 2011 20.58 20.97 20.46 20.75 15,249,881 -0.34(-1.63%)
Aug 15, 2011 20.58 21.10 20.56 21.10 23,494,524 +0.75(+3.68%)
Aug 12, 2011 19.82 20.42 19.78 20.35 34,732,956 +0.24(+1.18%)
Aug 11, 2011 19.44 20.32 19.24 20.11 45,621,972 +0.71(+3.68%)
Aug 10, 2011 20.03 20.04 19.38 19.39 28,715,032 -0.86(-4.25%)
Aug 09, 2011 20.15 20.25 19.17 20.25 29,834,558 +0.91(+4.71%)
Aug 08, 2011 20.15 20.44 19.31 19.34 33,482,908 -1.39(-6.69%)
Aug 05, 2011 20.76 20.93 20.09 20.73 34,347,384 +0.21(+1.01%)
Aug 04, 2011 21.29 21.31 20.47 20.52 27,050,262 -1.35(-6.16%)
Aug 03, 2011 21.87 21.92 21.43 21.87 20,953,824 -0.00(-0.02%)
Aug 02, 2011 22.26 22.42 21.86 21.88 23,302,590 -0.76(-3.37%)
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