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Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0000902664-21-002548
Filing Date
2021-04-30
Accepted
2021-04-30 17:01:18
Documents
1
Period of Report
2021-04-20

Document Format Files

Seq Description Document Type Size
1 ownership.html 3  
1 ownership.xml 3 9324
  Complete submission text file 0000902664-21-002548.txt   12646
Mailing Address 2105 CITYWEST BLVD SUITE 100 HOUSTON TX 770422855
Business Address 2105 CITYWEST BLVD SUITE 100 HOUSTON TX 770422855 2819333339
ION GEOPHYSICAL CORP (Issuer) CIK: 0000866609 (see all company filings)

IRS No.: 222286646 | State of Incorp.: DE | Fiscal Year End: 1231
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. (Reporting) CIK: 0001312908 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-12691 | Film No.: 21879333

Mailing Address 1177 AVENUE OF THE AMERICAS 46TH FLOOR NEW YORK NY 10036
Business Address
Gates Jeffrey L (Reporting) CIK: 0001394416 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-12691 | Film No.: 21879332

Mailing Address 1177 AVENUE OF THE AMERICAS 46TH FLOOR NEW YORK NY 10036
Business Address 1177 AVENUE OF THE AMERICAS 46TH FLOOR NEW YORK NY 10036 (212) 626-1421
Gates Capital Management, L.P. (Reporting) CIK: 0001630228 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-12691 | Film No.: 21879331

Mailing Address 1177 AVENUE OF THE AMERICAS 46TH FLOOR NEW YORK NY 10036
Business Address 1177 AVENUE OF THE AMERICAS 46TH FLOOR NEW YORK NY 10036 212-626-0251
Gates Capital Management GP, LLC (Reporting) CIK: 0001714043 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-12691 | Film No.: 21879330