4//SEC Filing
Usher Christopher Theron 4
Accession 0001209191-18-034708
CIK 0000866609other
Filed
May 31, 8:00 PM ET
Accepted
Jun 1, 4:44 PM ET
Size
6.4 KB
Accession
0001209191-18-034708
Insider Transaction Report
Form 4
Usher Christopher Theron
EVP & COO, GeoScience
Transactions
- Tax Payment
New Common Stock
2018-06-01$24.50/sh−191$4,680→ 53,684 total - Tax Payment
New Common Stock
2018-05-30$23.80/sh−2,905$69,139→ 53,875 total
Footnotes (1)
- [F1]These shares were withheld upon the vesting of restricted stock shares to pay tax withholding obligations.
Documents
Issuer
ION GEOPHYSICAL CORP
CIK 0000866609
Entity typeother
Related Parties
1- filerCIK 0001481492
Filing Metadata
- Form type
- 4
- Filed
- May 31, 8:00 PM ET
- Accepted
- Jun 1, 4:44 PM ET
- Size
- 6.4 KB