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Form SC 13G - Statement of acquisition of beneficial ownership by individuals:
SEC Accession No. 0001193125-11-184985
Filing Date
2011-07-08
Accepted
2011-07-08 16:19:58
Documents
4
Group Members
IVY INVESTMENT MANAGEMENT COMPANYWADDELL & REED FINANCIAL SERVICES, INC.WADDELL & REED INVESTMENT MANAGEMENT COMPANYWADDELL & REED, INC.

Document Format Files

Seq Description Document Type Size
1 21VIANET GROUP, INC. dsc13g.htm SC 13G 75043
2 JOINT FILING AGREEMENT dex1.htm EX-1 6508
3 IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE SECURITY dex2.htm EX-2 1273
4 POWER OF ATTORNEY dex3.htm EX-3 17679
  Complete submission text file 0001193125-11-184985.txt   102377
Mailing Address PO BOX 29217 SHAWNEE MISSION KS 66201-9217
Business Address 6300 LAMAR AVE OVERLAND PARK KS 66202-4200 9132362000
WADDELL & REED FINANCIAL INC (Filed by) CIK: 0001052100 (see all company filings)

IRS No.: 510261715 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G
SIC: 6211 Security Brokers, Dealers & Flotation Companies

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 | Act: 34 | File No.: 005-86326 | Film No.: 11959528
SIC: 7370 Services-Computer Programming, Data Processing, Etc.