4//SEC Filing
Williamson Ken 4
Accession 0001209191-21-027902
CIK 0000866609other
Filed
Apr 20, 8:00 PM ET
Accepted
Apr 21, 9:32 PM ET
Size
4.9 KB
Accession
0001209191-21-027902
Insider Transaction Report
Form 4
Williamson Ken
SVP, ISS
Transactions
- Tax Payment
Common Stock
2021-04-19$2.16/sh−23,584$50,941→ 140,524 total
Footnotes (1)
- [F1]These shares were not sold, but were withheld by ION Geophysical Corporation upon the vesting of restricted stock shares to satisfy tax withholding obligations.
Documents
Issuer
ION GEOPHYSICAL CORP
CIK 0000866609
Entity typeother
Related Parties
1- filerCIK 0001507574
Filing Metadata
- Form type
- 4
- Filed
- Apr 20, 8:00 PM ET
- Accepted
- Apr 21, 9:32 PM ET
- Size
- 4.9 KB