Form4insider filings, from the source

SEC Form 4 · accession 0001209191-17-063956

ION GEOPHYSICAL CORP · IO

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

Reporting owner
Matthew R Powers
Officer — EVP, Gen Coun & Corp Secy
Period of report
Dec 1, 2017
Accepted (ET)
Dec 5, 2017 · 4:47 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, 2017A12,000$0.00A14,282D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Employee Stock Option (right to buy)F2$13.15holding———Dec 1, 2018Dec 1, 2028Common Stock36,00036,000D

Explanation of responses