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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000902219-16-001086
Filing Date
2016-02-11
Accepted
2016-02-11 14:50:21
Documents
1

Document Format Files

Seq Description Document Type Size
1 SEC SCHEDULE 13G SEC13G_Filing.htm SC 13G/A 23191
  Complete submission text file 0000902219-16-001086.txt   25136
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 M5, 1JIUXIANQIAO EAST ROAD Chaoyang District Beijing F4 100016
Business Address M5, 1JIUXIANQIAO EAST ROAD Chaoyang District Beijing F4 100016 (86 10) 8456-2121
21Vianet Group, Inc. (Subject) CIK: 0001508475 (see all company filings)

IRS No.: 000000000
Type: SC 13G/A | Act: 34 | File No.: 005-86326 | Film No.: 161411075
SIC: 7370 Services-Computer Programming, Data Processing, Etc.