Form4insider filings, from the source

SEC Form 4 · accession 0001209191-18-061068

ION GEOPHYSICAL CORP · IO

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
Steven Bate
Officer — EVP & CFO
Period of report
Dec 1, 2018
Accepted (ET)
Dec 4, 2018 · 7:28 pm EST
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0000866609

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common StockF1Dec 1, 2018A89,430$0.00A203,464D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Stock Appreciation RightF2$8.85Dec 1, 2018A95,435A—Dec 1, 2028Common Stock95,43595,435D

Explanation of responses