Koppers Holdings Inc (NY: KOP )

Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2009	16.31	17.24	16.30	16.31	198,431	+0.24(+1.50%)
Apr 29, 2009	15.49	16.29	15.23	16.07	247,136	+0.80(+5.24%)
Apr 28, 2009	15.11	15.67	14.96	15.27	231,013	+0.00(+0.00%)
Apr 27, 2009	15.35	15.65	14.96	15.27	309,578	-0.50(-3.16%)
Apr 24, 2009	15.11	16.06	14.93	15.77	250,916	+0.81(+5.41%)
Apr 23, 2009	15.04	15.17	14.60	14.96	293,939	-0.05(-0.34%)
Apr 22, 2009	14.67	15.65	14.52	15.01	306,652	+0.29(+1.99%)
Apr 21, 2009	13.39	14.74	13.19	14.72	416,023	+1.21(+8.98%)
Apr 20, 2009	14.53	14.74	13.33	13.51	236,576	-1.43(-9.56%)
Apr 17, 2009	14.88	15.54	14.74	14.93	357,436	+0.09(+0.64%)
Apr 16, 2009	14.64	15.30	14.37	14.84	233,667	+0.40(+2.74%)
Apr 15, 2009	13.84	14.65	13.73	14.44	170,649	+0.50(+3.58%)
Apr 14, 2009	13.82	14.19	13.52	13.94	306,672	-0.15(-1.10%)
Apr 13, 2009	14.26	14.45	13.63	14.10	339,212	-0.37(-2.56%)
Apr 09, 2009	13.90	14.62	13.90	14.47	321,587	+1.26(+9.58%)
Apr 08, 2009	13.05	13.32	12.80	13.20	266,202	+0.22(+1.72%)
Apr 07, 2009	13.25	13.52	12.97	12.98	269,818	-0.57(-4.19%)
Apr 06, 2009	13.79	13.88	12.91	13.55	310,222	-0.45(-3.20%)
Apr 03, 2009	14.39	14.61	13.78	14.00	372,349	-0.48(-3.33%)
Apr 02, 2009	13.67	14.84	13.27	14.48	463,016	+1.26(+9.57%)

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