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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001209191-18-022823
Filing Date
2018-04-03
Accepted
2018-04-03 15:53:59
Documents
1
Period of Report
2018-04-01

Document Format Files

Seq Description Document Type Size
1 FORM 4 SUBMISSION doc4.html 4  
1 FORM 4 SUBMISSION doc4.xml 4 16231
  Complete submission text file 0001209191-18-022823.txt   17734
Mailing Address 15415 KATY FREEWAY SUITE 100 HOUSTON TX 77094
Business Address 15415 KATY FREEWAY SUITE 100 HOUSTON TX 77094 281-492-5300
DIAMOND OFFSHORE DRILLING, INC. (Issuer) CIK: 0000949039 (see all company filings)

IRS No.: 760321760 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 1381 Drilling Oil & Gas Wells

Mailing Address ION GEOPHYSICAL CORPORATION 2101 CITYWEST, SUITE 400 HOUSTON TX 77042-2839
Business Address
ROLAND DAVID L (Reporting) CIK: 0001286832 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-13926 | Film No.: 18733196