Ion Geophysical Corp: NYSE:IO historical prices

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chg | %

May 22, 2012

May 20, 2013

Daily prices

Date	Open	High	Low	Close	Volume
May 20, 2013	6.26	6.37	6.26	6.33	841,400
May 17, 2013	6.24	6.34	6.24	6.28	874,301
May 16, 2013	6.25	6.30	6.18	6.18	784,173
May 15, 2013	6.29	6.34	6.23	6.24	551,493
May 14, 2013	6.28	6.40	6.27	6.34	544,455
May 13, 2013	6.31	6.40	6.25	6.30	465,831
May 10, 2013	6.29	6.37	6.27	6.35	449,468
May 9, 2013	6.38	6.40	6.28	6.30	1,111,048
May 8, 2013	6.21	6.48	6.14	6.38	1,215,095
May 7, 2013	6.00	6.04	5.86	5.98	1,395,744
May 6, 2013	5.84	5.97	5.84	5.94	2,270,971
May 3, 2013	5.84	6.05	5.75	5.84	1,148,250
May 2, 2013	5.74	5.87	5.68	5.76	1,549,815
May 1, 2013	6.19	6.19	5.55	5.58	2,147,388
Apr 30, 2013	6.23	6.30	6.19	6.24	1,875,993
Apr 29, 2013	6.33	6.34	6.22	6.24	584,121
Apr 26, 2013	6.29	6.32	6.12	6.28	470,578
Apr 25, 2013	6.39	6.44	6.28	6.29	821,759
Apr 24, 2013	6.28	6.45	6.28	6.36	579,306
Apr 23, 2013	6.18	6.33	6.08	6.25	551,198
Apr 22, 2013	6.10	6.15	5.94	6.13	498,687
Apr 19, 2013	6.09	6.09	5.83	6.07	620,473
Apr 18, 2013	6.06	6.14	5.98	6.05	646,089
Apr 17, 2013	6.12	6.14	5.95	6.05	752,240
Apr 16, 2013	6.23	6.31	6.04	6.19	793,465
Apr 15, 2013	6.64	6.64	6.07	6.11	1,136,372
Apr 12, 2013	6.76	6.77	6.60	6.72	349,011
Apr 11, 2013	6.85	6.88	6.74	6.80	329,666
Apr 10, 2013	6.67	6.90	6.64	6.88	501,976
Apr 9, 2013	6.66	6.74	6.56	6.63	656,800