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Filing Detail
Form S-3MEF - Registration adding securities to prior Form S-3 registration [Rule 462(b)]:
SEC Accession No. 0001104659-18-010070
Filing Date
2018-02-15
Accepted
2018-02-15 16:56:13
Documents
4
Effectiveness Date
2018-02-15

Document Format Files

Seq Description Document Type Size
1 S-3MEF a18-5842_4s3mef.htm S-3MEF 85017
2 EX-5.1 a18-5842_4ex5d1.htm EX-5.1 11661
3 EX-23.1 a18-5842_4ex23d1.htm EX-23.1 2558
4 GRAPHIC g58424kgi001.jpg GRAPHIC 3453
  Complete submission text file 0001104659-18-010070.txt   105280
Mailing Address 2105 CITYWEST BLVD SUITE 100 HOUSTON TX 770422855
Business Address 2105 CITYWEST BLVD SUITE 100 HOUSTON TX 770422855 281.933.3339
ION GEOPHYSICAL CORP (Filer) CIK: 0000866609 (see all company filings)

IRS No.: 222286646 | State of Incorp.: DE | Fiscal Year End: 1231
Type: S-3MEF | Act: 33 | File No.: 333-223053 | Film No.: 18618402
SIC: 1382 Oil & Gas Field Exploration Services