Usher Christopher Theron [Rocket]

Date	Name	Symbol	Type	Security	Shares	Price	Value	Reported
05/11/2022	ION GEOPHYSICAL CORP	IO	Payment of Exercise	Common Stock	13.4k	$0.37	$4.9k	05/11/2022
12/01/2021	ION GEOPHYSICAL CORP	IO	Payment of Exercise	Common Stock	8.6k	$1.74	$15k	12/01/2021
09/01/2021	ION GEOPHYSICAL CORP	IO	Payment of Exercise	Common Stock	17.3k	$1.29	$22.3k	09/01/2021
05/11/2021	ION GEOPHYSICAL CORP	IO	Grant	Common Stock	115k	$0.00	$0	05/11/2021
04/20/2021	ION GEOPHYSICAL CORP	IO	Exercise		720	$2.78	$2k	04/19/2021
04/20/2021	ION GEOPHYSICAL CORP	IO	Purchase	8% Convertible Notes due 2025	0	$3.00	$0	04/19/2021
04/19/2021	ION GEOPHYSICAL CORP	IO	Payment of Exercise	Common Stock	6.3k	$2.16	$13.6k	04/19/2021
04/19/2021	ION GEOPHYSICAL CORP	IO	Payment of Exercise	Common Stock	17.1k	$2.16	$36.8k	04/19/2021
09/01/2020	ION GEOPHYSICAL CORP	IO	Payment of Exercise	Common Stock	6.3k	$2.03	$12.7k	09/01/2020
02/20/2020	ION GEOPHYSICAL CORP	IO	Purchase	Common Stock	11k	$4.43	$48.7k	02/20/2020
09/01/2019	ION GEOPHYSICAL CORP	IO	Grant	Common Stock	65k	$0.00	$0	09/01/2019
03/01/2019	ION GEOPHYSICAL CORP	IO	Payment of Exercise	Common Stock	1.8k	$13.16	$23.6k	03/01/2019
12/01/2018	ION GEOPHYSICAL CORP	IO	Grant	Common Stock	89.4k	$0.00	$0	12/01/2018
12/01/2018	ION GEOPHYSICAL CORP	IO	Grant	Stock Appreciation Right	95.4k	$8.85	$844.6k	12/01/2018
06/01/2018	ION GEOPHYSICAL CORP	IO	Payment of Exercise	New Common Stock	191	$24.50	$4.7k	05/30/2018
05/30/2018	ION GEOPHYSICAL CORP	IO	Payment of Exercise	New Common Stock	2.9k	$23.80	$69.1k	05/30/2018
03/01/2018	ION GEOPHYSICAL CORP	IO	Payment of Exercise	Common Stock	2k	$28.10	$57.4k	03/01/2018
03/01/2018	ION GEOPHYSICAL CORP	IO	Grant	Common Stock	6.6k	$0.00	$0	03/01/2018
12/15/2017	ION GEOPHYSICAL CORP	IO	Disposition	Common Stock	100k	$13.05	$1.3M	12/15/2017
12/15/2017	ION GEOPHYSICAL CORP	IO	Purchase	Common Stock	14.8k	$13.50	$200.5k	12/15/2017
12/15/2017	ION GEOPHYSICAL CORP	IO	Exercise	Stock Appreciation Right	100k	$3.10	$310k	12/15/2017
12/14/2017	ION GEOPHYSICAL CORP	IO	Purchase	Common Stock	18.2k	$13.05	$237.2k	12/14/2017
06/01/2017	ION GEOPHYSICAL CORP	IO	Payment of Exercise	Common Stock	139	$4.45	$618.6	06/01/2017
03/01/2017	ION GEOPHYSICAL CORP	IO	Payment of Exercise	Common Stock	202	$5.35	$1.1k	03/01/2017
03/01/2017	ION GEOPHYSICAL CORP	IO	Payment of Exercise	Common Stock	1.3k	$5.35	$7.1k	03/01/2017
03/01/2017	ION GEOPHYSICAL CORP	IO	Payment of Exercise	Common Stock	142	$5.35	$759.7	03/01/2017
06/01/2016	ION GEOPHYSICAL CORP	IO	Grant	Common Stock	1.3k	$0.00	$0	06/01/2016
02/11/2011	Global Geophysical Services Inc	GEGSQ	Grant	Common Stock	10k	$0.00	$0	02/11/2011