ION Geophysical Corp (NY: IO )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Jun 30, 2017	4.250	4.400	4.250	4.350	11,037	+0.00(+0.00%)
Jun 29, 2017	4.350	4.400	4.200	4.350	13,410	+0.05(+1.16%)
Jun 28, 2017	4.300	4.350	4.250	4.300	7,656	+0.00(+0.00%)
Jun 27, 2017	4.314	4.400	4.250	4.300	8,061	+0.05(+1.18%)
Jun 26, 2017	4.300	4.400	4.250	4.250	65,821	+0.00(+0.00%)
Jun 23, 2017	4.300	4.400	4.250	4.250	20,362	+0.00(+0.00%)
Jun 22, 2017	4.300	4.350	4.250	4.250	20,884	+0.05(+1.19%)
Jun 21, 2017	4.250	4.350	4.200	4.200	14,983	-0.10(-2.33%)
Jun 20, 2017	4.250	4.400	4.200	4.300	49,172	+0.05(+1.18%)
Jun 19, 2017	4.250	4.400	4.200	4.250	85,334	+0.00(+0.00%)
Jun 16, 2017	4.330	4.400	4.200	4.250	20,344	+0.00(+0.00%)
Jun 15, 2017	4.350	4.350	4.250	4.250	44,615	-0.15(-3.41%)
Jun 14, 2017	4.450	4.450	4.300	4.400	13,821	-0.05(-1.12%)
Jun 13, 2017	4.357	4.500	4.357	4.450	6,009	+0.00(+0.00%)
Jun 12, 2017	4.400	4.500	4.350	4.450	24,760	+0.05(+1.14%)
Jun 09, 2017	4.350	4.500	4.250	4.400	38,910	+0.05(+1.15%)
Jun 08, 2017	4.200	4.400	4.200	4.350	32,827	+0.10(+2.35%)
Jun 07, 2017	4.360	4.400	4.250	4.250	8,705	+0.00(+0.00%)
Jun 06, 2017	4.354	4.450	4.250	4.250	31,420	-0.10(-2.30%)
Jun 05, 2017	4.350	4.400	4.350	4.350	10,420	+0.00(+0.00%)
Jun 02, 2017	4.350	4.400	4.350	4.350	6,452	-0.05(-1.14%)
Jun 01, 2017	4.400	4.400	4.250	4.400	14,393	-0.05(-1.12%)
May 31, 2017	4.250	4.450	4.250	4.450	22,285	+0.20(+4.71%)
May 30, 2017	4.400	4.400	4.200	4.250	36,982	-0.20(-4.49%)
May 26, 2017	4.401	4.450	4.300	4.450	44,309	+0.00(+0.00%)
May 25, 2017	4.650	4.650	4.350	4.450	28,614	-0.25(-5.32%)
May 24, 2017	4.650	4.700	4.500	4.700	25,110	+0.10(+2.17%)
May 23, 2017	4.600	4.750	4.500	4.600	27,755	-0.05(-1.08%)
May 22, 2017	4.450	4.700	4.450	4.650	24,739	+0.15(+3.33%)
May 19, 2017	4.350	4.550	4.350	4.500	26,535	+0.20(+4.65%)
May 18, 2017	4.350	4.450	4.300	4.300	24,692	-0.05(-1.15%)
May 17, 2017	4.600	4.600	4.350	4.350	35,952	-0.30(-6.45%)
May 16, 2017	4.500	4.650	4.400	4.650	22,544	+0.15(+3.33%)
May 15, 2017	4.450	4.500	4.300	4.500	31,312	+0.10(+2.27%)
May 12, 2017	4.350	4.450	4.300	4.400	10,188	+0.05(+1.15%)
May 11, 2017	4.500	4.500	4.250	4.350	35,245	-0.10(-2.25%)
May 10, 2017	4.350	4.500	4.350	4.450	33,814	+0.20(+4.71%)
May 09, 2017	4.250	4.350	4.200	4.250	41,249	+0.00(+0.00%)
May 08, 2017	4.350	4.356	4.200	4.250	20,482	-0.10(-2.30%)
May 05, 2017	4.250	4.400	4.165	4.350	31,294	+0.10(+2.35%)
May 04, 2017	4.350	4.375	4.200	4.250	74,146	-0.05(-1.16%)
May 03, 2017	4.250	4.450	4.250	4.300	34,753	+0.12(+2.99%)
May 02, 2017	4.150	4.200	4.150	4.175	33,071	-0.05(-1.18%)
May 01, 2017	4.350	4.350	4.150	4.225	23,535	-0.08(-1.74%)
Apr 28, 2017	4.400	4.500	4.250	4.300	19,933	-0.05(-1.15%)
Apr 27, 2017	4.550	4.600	4.250	4.350	32,793	-0.20(-4.40%)
Apr 26, 2017	4.300	4.550	4.300	4.550	65,562	+0.25(+5.81%)
Apr 25, 2017	4.150	4.300	4.150	4.300	33,327	+0.15(+3.61%)
Apr 24, 2017	4.250	4.300	4.100	4.150	70,402	-0.05(-1.19%)
Apr 21, 2017	4.150	4.250	4.150	4.200	41,166	+0.05(+1.20%)
Apr 20, 2017	4.200	4.243	4.150	4.150	63,121	+0.00(+0.00%)
Apr 19, 2017	4.150	4.250	4.150	4.150	43,069	+0.00(+0.00%)
Apr 18, 2017	4.250	4.350	4.150	4.150	16,056	-0.10(-2.35%)
Apr 17, 2017	4.300	4.400	4.150	4.250	47,227	-0.05(-1.16%)
Apr 13, 2017	4.500	4.550	4.300	4.300	68,566	-0.25(-5.49%)
Apr 12, 2017	4.600	4.649	4.500	4.550	12,358	-0.10(-2.15%)
Apr 11, 2017	4.700	4.700	4.600	4.650	39,989	-0.05(-1.06%)
Apr 10, 2017	4.500	4.750	4.500	4.700	47,885	+0.15(+3.30%)
Apr 07, 2017	4.700	4.700	4.450	4.550	90,753	-0.10(-2.15%)
Apr 06, 2017	4.550	4.650	4.500	4.650	13,459	+0.10(+2.20%)
Apr 05, 2017	4.600	4.650	4.530	4.550	25,118	-0.05(-1.09%)
Apr 04, 2017	4.700	4.750	4.550	4.600	115,476	-0.05(-1.08%)