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Form SC 13D/A - General Statement of Acquisition of Beneficial Ownership: [Amend]
SEC Accession No. 0000902664-21-004273
Filing Date
2021-09-20
Accepted
2021-09-20 17:18:28
Documents
1

Document Format Files

Seq Description Document Type Size
1 ION GEOPHYSICAL CORPORATION p21-2173sc13da.htm SC 13D/A 71053
  Complete submission text file 0000902664-21-004273.txt   72802
Mailing Address 2105 CITYWEST BLVD SUITE 100 HOUSTON TX 770422855
Business Address 2105 CITYWEST BLVD SUITE 100 HOUSTON TX 770422855 2819333339
ION GEOPHYSICAL CORP (Subject) CIK: 0000866609 (see all company filings)

IRS No.: 222286646 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13D/A | Act: 34 | File No.: 005-41602 | Film No.: 211264048
SIC: 1382 Oil & Gas Field Exploration Services

Mailing Address 1177 AVE. OF THE AMERICAS 46TH FLOOR NEW YORK NY 10036
Business Address 1177 AVE. OF THE AMERICAS 46TH FLOOR NEW YORK NY 10036 212-626-1421
Gates Capital Management, Inc. (Filed by) CIK: 0001312908 (see all company filings)

IRS No.: 133886865 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13D/A