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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000902219-18-000508
Filing Date
2018-09-12
Accepted
2018-09-12 11:13:48
Documents
1

Document Format Files

Seq Description Document Type Size
1 SEC SCHEDULE 13G SEC13G_Filing.htm SC 13G/A 35880
  Complete submission text file 0000902219-18-000508.txt   37838
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 15021 KATY FREEWAY SUITE 400 HOUSTON TX 77094
Business Address 15021 KATY FREEWAY SUITE 400 HOUSTON TX 77094 281-530-0991
Alta Mesa Resources, Inc. /DE (Subject) CIK: 0001690769 (see all company filings)

IRS No.: 814433840 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-89934 | Film No.: 181066221
SIC: 1311 Crude Petroleum & Natural Gas