CGG Form 8-A12B/A: Amended registration of a class of securities on an exchange
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 2016-07-20: Form 8-A12B/A; Description 8-A12B/A; Document d224492d8a12ba.htm.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 2016-07-20 | 8-A12B/A | 8-A12B/A | d224492d8a12ba.htm |