Form4insider filings, from the source

SEC Form 4 · accession 0001209191-17-066465

ION GEOPHYSICAL CORP · IO

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

Reporting owner
Colin Hulme
Officer — EVP, Ocean Bottom Services
Period of report
Dec 15, 2017
Accepted (ET)
Dec 19, 2017 · 6:13 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 15, 2017P24,429$13.7565A70,690D
Common StockDec 15, 2017M100,000$3.10A170,690D
Common StockDec 15, 2017D100,000$13.05D70,690D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Stock Appreciation RightF3$3.10Dec 15, 2017M100,000DMar 1, 2017Mar 1, 2026Common Stock100,00050,000D

Explanation of responses