4//SEC Filing
Usher Christopher Theron 4
Accession 0001209191-21-054843
CIK 0000866609other
Filed
Sep 2, 8:00 PM ET
Accepted
Sep 3, 5:37 PM ET
Size
4.9 KB
Accession
0001209191-21-054843
Insider Transaction Report
Form 4
Usher Christopher Theron
EVP & COO, GeoScience
Transactions
- Tax Payment
Common Stock
2021-09-01$1.29/sh−17,325$22,349→ 350,388 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 0001481492
Filing Metadata
- Form type
- 4
- Filed
- Sep 2, 8:00 PM ET
- Accepted
- Sep 3, 5:37 PM ET
- Size
- 4.9 KB