Arch Coal, Inc. Stock Price History | Historical ACI Company Stock Prices

Date	Open	High	Low	Close	Volume	Change (%)
Mar 29, 2002	10.68	10.90	10.53	10.69	422,000	+0.00(+0.00%)
Mar 28, 2002	10.68	10.90	10.53	10.69	422,000	+0.12(+1.14%)
Mar 27, 2002	10.41	10.70	10.35	10.57	242,000	+0.16(+1.54%)
Mar 26, 2002	10.40	10.46	10.28	10.41	228,000	-0.05(-0.53%)
Mar 25, 2002	10.33	10.60	10.33	10.46	260,500	+0.13(+1.31%)
Mar 22, 2002	10.70	10.80	10.32	10.33	250,200	-0.29(-2.78%)
Mar 21, 2002	10.11	10.62	10.07	10.62	411,700	+0.52(+5.15%)
Mar 20, 2002	10.13	10.14	9.925	10.11	379,600	-0.03(-0.25%)
Mar 19, 2002	10.00	10.15	9.890	10.13	1,230,500	+0.01(+0.10%)
Mar 18, 2002	9.625	10.20	9.550	10.12	1,752,500	-0.83(-7.58%)
Mar 15, 2002	10.44	11.20	10.44	10.95	219,300	+0.64(+6.21%)
Mar 14, 2002	10.32	10.35	10.13	10.31	870,000	-0.19(-1.81%)
Mar 13, 2002	10.93	10.93	10.44	10.50	297,600	-0.43(-3.93%)
Mar 12, 2002	10.95	10.95	10.85	10.93	730,200	-0.03(-0.27%)
Mar 11, 2002	10.37	11.25	10.35	10.96	477,900	+0.39(+3.64%)
Mar 08, 2002	10.57	10.64	10.38	10.57	2,420,000	+0.11(+1.10%)
Mar 07, 2002	9.950	10.47	9.935	10.46	930,500	+0.72(+7.34%)
Mar 06, 2002	9.550	9.810	9.425	9.745	202,200	+0.19(+2.04%)
Mar 05, 2002	9.950	9.950	9.505	9.550	314,600	-0.31(-3.19%)
Mar 04, 2002	9.375	9.925	9.255	9.865	316,900	+0.65(+7.11%)
Mar 01, 2002	9.200	9.225	8.970	9.210	340,600	+0.14(+1.49%)
Feb 28, 2002	9.015	9.105	8.975	9.075	422,500	+0.02(+0.28%)
Feb 27, 2002	9.000	9.055	8.980	9.050	222,500	+0.03(+0.28%)
Feb 26, 2002	9.085	9.100	8.995	9.025	221,700	-0.07(-0.82%)
Feb 25, 2002	9.250	9.275	9.025	9.100	304,500	-0.20(-2.10%)
Feb 22, 2002	9.100	9.365	9.050	9.295	307,700	+0.24(+2.71%)
Feb 21, 2002	9.010	9.140	9.000	9.050	141,500	+0.04(+0.44%)
Feb 20, 2002	9.125	9.175	8.880	9.010	462,200	-0.18(-1.96%)
Feb 19, 2002	9.125	9.350	9.075	9.190	332,200	-0.31(-3.26%)
Feb 18, 2002	9.555	9.705	9.500	9.500	568,300	+0.00(+0.00%)
Feb 15, 2002	9.555	9.705	9.500	9.500	568,200	-0.18(-1.86%)
Feb 14, 2002	9.625	9.720	9.350	9.680	694,900	-0.25(-2.47%)
Feb 13, 2002	9.720	9.925	9.650	9.925	80,500	+0.21(+2.16%)
Feb 12, 2002	9.965	9.965	9.715	9.715	211,500	-0.25(-2.51%)
Feb 11, 2002	9.675	9.965	9.625	9.965	623,000	+0.25(+2.57%)
Feb 08, 2002	9.600	9.715	9.555	9.715	318,500	+0.12(+1.20%)
Feb 07, 2002	9.615	9.640	9.520	9.600	391,100	-0.02(-0.21%)
Feb 06, 2002	9.575	9.635	9.550	9.620	176,400	+0.04(+0.47%)
Feb 05, 2002	9.540	9.615	9.400	9.575	399,200	+0.04(+0.37%)
Feb 04, 2002	9.700	9.700	9.450	9.540	168,800	-0.25(-2.55%)
Feb 01, 2002	9.950	9.950	9.665	9.790	531,800	-0.16(-1.61%)
Jan 31, 2002	9.700	9.950	9.675	9.950	697,100	+0.29(+2.95%)
Jan 30, 2002	9.600	9.710	9.400	9.665	659,600	+0.02(+0.26%)
Jan 29, 2002	9.850	9.940	9.480	9.640	383,900	-0.05(-0.52%)
Jan 28, 2002	9.800	9.800	9.650	9.690	378,200	-0.16(-1.62%)
Jan 25, 2002	9.700	9.950	9.460	9.850	491,800	+0.12(+1.29%)
Jan 24, 2002	9.250	9.730	9.100	9.725	1,108,200	+0.28(+2.91%)
Jan 23, 2002	9.385	9.540	9.250	9.450	225,800	+0.05(+0.53%)
Jan 22, 2002	9.625	9.650	9.375	9.400	220,800	-0.17(-1.83%)
Jan 21, 2002	9.690	9.700	9.480	9.575	329,900	+0.00(+0.00%)
Jan 18, 2002	9.690	9.700	9.480	9.575	2,200,000	-0.12(-1.19%)
Jan 17, 2002	9.695	9.975	9.500	9.690	381,100	+0.04(+0.41%)
Jan 16, 2002	9.950	10.05	9.650	9.650	440,400	-0.33(-3.31%)
Jan 15, 2002	10.20	10.40	9.650	9.980	850,000	-0.22(-2.16%)
Jan 14, 2002	10.85	10.90	10.07	10.20	408,100	-0.65(-5.95%)
Jan 11, 2002	11.10	11.11	10.82	10.85	384,000	-0.19(-1.72%)

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