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ION GEOPHYSICAL CORP·4

Dec 18, 7:44 PM ET

Williamson Ken 4

4 · ION GEOPHYSICAL CORP · Filed Dec 18, 2017

Insider Transaction Report

Form 4
Period: 2017-12-14
ION GEOPHYSICAL CORPIO
Williamson Ken
SVP, ISS
Transactions
  • Purchase

    Common Stock

    2017-12-14$13.05/sh+18,176$237,197→ 47,949 total

Documents

1 file
  • 4
    doc4.xmlPrimary

    FORM 4 SUBMISSION