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Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0001258897-19-001180
Filing Date
2019-02-08
Accepted
2019-02-08 08:24:34
Documents
1

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G/A dfs351.htm SC 13G/A 51327
  Complete submission text file 0001258897-19-001180.txt   53116
Mailing Address 6300 BEE CAVE ROAD BUILDING ONE AUSTIN TX 78746
Business Address 6300 BEE CAVE ROAD BUILDING ONE AUSTIN TX 78746 (512) 306-7400
DIMENSIONAL FUND ADVISORS LP (Filed by) CIK: 0000354204 (see all company filings)

IRS No.: 222370029 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 0000

Mailing Address 1001 LOUISIANA STREET, SUITE 2900 HOUSTON TX 77002
Business Address 1001 LOUISIANA STREET, SUITE 2900 HOUSTON TX 77002 (713) 654-2200
SUPERIOR ENERGY SERVICES INC (Subject) CIK: 0000886835 (see all company filings)

IRS No.: 752379388 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-43588 | Film No.: 19577673
SIC: 1389 Oil & Gas Field Services, NEC
Assistant Director 4