EDGAR Filing Documents for 0000902219-17-000581

Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]

SEC Accession No. 0000902219-17-000581

Filing Date

2017-10-10

Accepted

2017-10-10 10:06:22

Documents

Document Format Files

Seq	Description	Document	Type	Size
1	SEC SCHEDULE 13G	SEC13G_Filing.htm	SC 13G/A	35580
	Complete submission text file	0000902219-17-000581.txt		37587

Mailing Address C/O WELLINGTON MANAGEMENT COMPANY LLP 280 CONGRESS STREET BOSTON MA 02210

Business Address C/O WELLINGTON MANAGEMENT COMPANY LLP 280 CONGRESS STREET BOSTON MA 02210 6179515000

WELLINGTON MANAGEMENT GROUP LLP (Filed by) CIK: 0000902219 (see all company filings)

IRS No.: 042683227 | State of Incorp.: MA | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 0000

Mailing Address WESTWAY PLAZA, 11330 CLAY ROAD SUITE 350 HOUSTON TX 77041

Business Address WESTWAY PLAZA, 11330 CLAY ROAD SUITE 350 HOUSTON TX 77041 713-359-7000

TESCO CORP (Subject) CIK: 0001022705 (see all company filings)

IRS No.: 980053204 | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-51291 | Film No.: 171129099
SIC: 3533 Oil & Gas Field Machinery & Equipment