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Form SC 13G - Statement of acquisition of beneficial ownership by individuals:
SEC Accession No. 0000902664-21-001515
Filing Date
2021-02-19
Accepted
2021-02-19 11:27:09
Documents
1

Document Format Files

Seq Description Document Type Size
1 ION GEOPHYSICAL CORPORATION p21-0776sc13g.htm SC 13G 77147
  Complete submission text file 0000902664-21-001515.txt   78744
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 13G | Act: 34 | File No.: 005-41602 | Film No.: 21653042
SIC: 1382 Oil & Gas Field Exploration Services

Mailing Address 1 ROCKEFELLER PLAZA, SUITE 1205 NEW YORK NY 10020
Business Address 1 ROCKEFELLER PLAZA, SUITE 1205 NEW YORK NY 10020 212-608-3300
Empery Asset Management, LP (Filed by) CIK: 0001469336 (see all company filings)

IRS No.: 262107121 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G