Huimin Hao Ion Geophysical Corp (IOGPQ) insider trading activity

Huimin Hao is Director of ION GEOPHYSICAL CORP. Currently has a direct ownership of 11,506 shares of IOGPQ, which is worth approximately $0. The most recent transaction as insider was on Mar 01, 2018, when has been sold 750 shares (Common Stock) at a price of $28.1 per share, resulting in proceeds of $21,075. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 11.5K

0% 3M change

0% 12M change

Total Value Held $0

Huimin Hao Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Mar 01 2018	SELL Payment of exercise price or tax liability	$21,075 $28.1 p/Share	750 Reduced 6.12%	11,506 Common Stock
Mar 01 2018	BUY Grant, award, or other acquisition	-	2,500 Added 16.94%	12,256 Common Stock
Mar 01 2017	SELL Payment of exercise price or tax liability	$4,012 $5.35 p/Share	750 Reduced 7.14%	9,756 Common Stock
Mar 01 2017	BUY Grant, award, or other acquisition	-	2,500 Added 19.22%	10,506 Common Stock
Mar 01 2016	SELL Payment of exercise price or tax liability	$1,550 $3.1 p/Share	500 Reduced 8.33%	5,506 Common Stock
Mar 01 2016	BUY Grant, award, or other acquisition	-	2,500 Added 23.8%	8,006 Common Stock
Mar 01 2015	BUY Grant, award, or other acquisition	-	25,000 Added 21.72%	90,100 Common Stock

Mar 03 2014	SELL Payment of exercise price or tax liability	$30,825 $4.11 p/Share	7,500 Reduced 10.33%	65,100 Common Stock
Mar 01 2014	BUY Grant, award, or other acquisition	-	25,000 Added 25.61%	72,600 Common Stock
Dec 02 2013	SELL Payment of exercise price or tax liability	$26,850 $3.58 p/Share	7,500 Reduced 13.61%	47,600 Common Stock
Dec 01 2013	BUY Grant, award, or other acquisition	-	25,000 Added 31.21%	55,100 Common Stock
Dec 03 2012	SELL Payment of exercise price or tax liability	$22,392 $6.22 p/Share	3,600 Reduced 10.68%	30,100 Common Stock
Dec 01 2012	BUY Grant, award, or other acquisition	-	12,000 Added 26.26%	33,700 Common Stock
Dec 01 2011	SELL Payment of exercise price or tax liability	$20,916 $5.81 p/Share	3,600 Reduced 14.23%	21,700 Common Stock
Dec 01 2011	BUY Grant, award, or other acquisition	-	12,000 Added 32.17%	25,300 Common Stock
Mar 01 2011	SELL Payment of exercise price or tax liability	$73,074 $12.82 p/Share	5,700 Reduced 30.0%	13,300 Common Stock
Mar 01 2011	BUY Grant, award, or other acquisition	-	19,000 Added 50.0%	19,000 Common Stock

Huimin Hao

Director

Houston, TX

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