Shao Hua Zhang is Director of ION GEOPHYSICAL CORP. Currently has a direct ownership of 2,123 shares of IOGPQ, which is worth approximately $0. The most recent transaction as insider was on Mar 01, 2022, when has been sold 750 shares (Common Stock) at a price of $0.58 per share, resulting in proceeds of $435. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 2.12K
0% 3M change
0% 12M change
Total Value Held $0

ShaoHua Zhang Transaction History

Date Transaction Value Shares Traded Shares Held Form
Mar 01 2022
SELL
Payment of exercise price or tax liability
$435 $0.58 p/Share
750 Reduced 26.11%
2,123 Common Stock
Mar 01 2022
BUY
Grant, award, or other acquisition
-
2,500 Added 35.1%
4,623 Common Stock
Mar 01 2021
SELL
Payment of exercise price or tax liability
$486 $3.04 p/Share
160 Reduced 30.02%
373 Common Stock
Mar 01 2021
BUY
Grant, award, or other acquisition
-
3,033 Added 51.35%
2,873 Common Stock
SZ

Shao Hua Zhang

Director
Houston, TX

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