Arch Coal Inc: NYSE:ACI historical prices

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chg | %

May 22, 2012

May 20, 2013

Daily prices

Date	Open	High	Low	Close	Volume
May 20, 2013	5.00	5.40	4.99	5.38	13,514,115
May 17, 2013	5.01	5.07	4.94	5.01	6,170,212
May 16, 2013	4.96	5.12	4.90	4.96	8,059,609
May 15, 2013	4.97	5.04	4.92	4.96	6,197,070
May 14, 2013	5.01	5.12	4.96	5.00	7,645,112
May 13, 2013	5.10	5.15	5.03	5.04	6,834,532
May 10, 2013	5.14	5.18	5.00	5.16	8,991,624
May 9, 2013	5.18	5.38	5.06	5.12	8,863,095
May 8, 2013	4.96	5.33	4.92	5.22	14,124,987
May 7, 2013	5.30	5.32	4.96	4.96	9,827,454
May 6, 2013	5.09	5.25	5.04	5.21	8,108,519
May 3, 2013	4.93	5.11	4.92	5.08	9,770,288
May 2, 2013	5.09	5.17	4.81	4.86	15,488,646
May 1, 2013	4.80	5.01	4.69	4.89	9,996,410
Apr 30, 2013	4.79	4.85	4.69	4.85	9,221,934
Apr 29, 2013	4.85	4.93	4.76	4.78	8,852,489
Apr 26, 2013	4.79	4.86	4.69	4.81	7,127,376
Apr 25, 2013	4.85	4.98	4.72	4.83	10,367,615
Apr 24, 2013	4.56	4.80	4.56	4.76	12,817,238
Apr 23, 2013	4.90	4.90	4.50	4.57	29,592,433
Apr 22, 2013	4.81	4.92	4.65	4.89	11,044,638
Apr 19, 2013	4.98	5.04	4.72	4.79	11,997,261
Apr 18, 2013	4.63	5.14	4.60	4.93	24,308,937
Apr 17, 2013	4.56	4.68	4.47	4.55	13,665,076
Apr 16, 2013	5.01	5.02	4.62	4.66	16,231,596
Apr 15, 2013	5.14	5.17	4.85	4.88	22,249,661
Apr 12, 2013	5.72	5.75	5.28	5.39	13,597,729
Apr 11, 2013	5.55	5.68	5.42	5.60	10,822,005
Apr 10, 2013	5.59	5.75	5.53	5.56	10,815,249
Apr 9, 2013	5.45	5.69	5.38	5.55	10,244,305