4//SEC Filing
LAMBERT DALE J 4
Accession 0001209191-20-061509
CIK 0000866609other
Filed
Dec 2, 7:00 PM ET
Accepted
Dec 3, 4:42 PM ET
Size
4.8 KB
Accession
0001209191-20-061509
Insider Transaction Report
Form 4
LAMBERT DALE J
EVP, Operations Optimization
Transactions
- Tax Payment
Common Stock
2020-12-01$1.89/sh−2,835$5,358→ 46,025 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 0001799422
Filing Metadata
- Form type
- 4
- Filed
- Dec 2, 7:00 PM ET
- Accepted
- Dec 3, 4:42 PM ET
- Size
- 4.8 KB