IO: ION Geophysical Corporation Yearly Stock Returns

Year	Beginning Price	Ending Price	Gain or Loss	Percent Gain or Loss
1992	11.125	10.75	-0.375	-3.37%
1993	10.75	24.00	13.25	123.26%
1994	24.00	47.25*	23.25	96.88%
1995	23.625	57.75	34.125	144.44%
1996	57.75	37.00*	-20.75	-35.93%
1997	18.50	29.6875	11.1875	60.47%
1998	29.6875	7.3125	-22.375	-75.37%
1999	7.3125	5.0625	-2.25	-30.77%
2000	5.0625	10.1875	5.125	101.23%
2001	10.1875	8.21	-1.9775	-19.41%
2002	8.21	4.25	-3.96	-48.23%
2003	4.25	4.51	0.26	6.12%
2004	4.51	8.84	4.33	96.01%
2005	8.84	7.03	-1.81	-20.48%
2006	7.03	13.63	6.60	93.88%
2007	13.63	15.78	2.15	15.77%
2008	15.78	3.43	-12.35	-78.26%
2009	3.43	5.92	2.49	72.59%
2010	5.92	8.48	2.56	43.24%
2011	8.48	6.13	-2.35	-27.71%
2012	6.13	6.51	0.38	6.20%
2013	6.51	3.30	-3.21	-49.31%
2014	3.30	2.75	-0.55	-16.67%
2015	2.75	0.5031	-2.2469	-81.71%
2016	0.5031	0.60*	0.0969	19.26%
2017	6.00	19.75	13.75	229.17%
2018	19.75	5.18	-14.57	-73.77%
2019	5.18	8.68	3.50	67.57%
2020	8.68	2.43	-6.25	-72.00%
2021	2.43	0.88	-1.55	-63.79%
2022	0.88	0*	-0.88	-100.00%

*The 1994 ending price for ION Geophysical has been adjusted for a 2 for 1 stock split.
*The 1996 ending price for ION Geophysical has been adjusted for a 2 for 1 stock split.
*The 2016 ending price for ION Geophysical has been adjusted for a 1 for 10 reverse stock split.
*In 2022, ION Geophysical Corporation (IO) filed for bankruptcy rendering its shares virtually worthless.

Calculations do not reflect any dividends paid or any stock spinoffs from original stock. Taxes and commissions are not factored into calculations. Data is property of 1stock1 and written permission must be granted before redistributing any data (in part or in whole).