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21VIANET GROUP INC
21VIANET GROUP INC. Institutional holdings reported to the SEC.

Institutional Holders (2016Q1)
Portfolio Summary: 104 Institutional holders with a total value of $894,305,969.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 Temasek Holdings (Private) Ltd 10,778,004 215,237,000 24.07%
2 Sculptor Capital LP 4,826,803 96,391,000 10.78%
3 Pine River Capital Management L.P. 3,511,181 70,118,000 7.84%
4 MORGAN STANLEY 2,153,688 43,009,000 4.81%
5 BARCLAYS PLC 2,000,572 38,012,000 4.25%
6 Taconic Capital Advisors LP 1,700,000 33,949,000 3.80%
7 WADDELL & REED FINANCIAL INC 1,500,000 29,955,000 3.35%
8 GROUP ONE TRADING LLC 1,474,439 29,445,000 3.29%
9 PRUDENCE INVESTMENT MANAGEMENT LTD 1,344,463 26,849,000 3.00%
10 Fosun International Ltd 1,323,958 26,440,000 2.96%
11 SPQ ASIA CAPITAL LTD 1,269,794 25,358,000 2.84%
12 CREDIT SUISSE AG/ 856,792 17,110,000 1.91%
13 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 733,900 14,656,000 1.64%
14 DISCOVERY CAPITAL MANAGEMENT, LLC / CT 716,780 14,314,000 1.60%
15 RENAISSANCE TECHNOLOGIES LLC 640,700 12,795,000 1.43%
16 Central Asset Investments & Management Holdings (HK) Ltd 553,000 11,043,000 1.23%
17 Top Ace Asset Management Ltd 548,994 10,963,000 1.23%
18 SUSQUEHANNA INTERNATIONAL GROUP, LLP 548,800 10,960,000 1.23% Put
19 QVT Financial LP 525,189 10,488,000 1.17%
20 SUSQUEHANNA INTERNATIONAL GROUP, LLP 482,791 9,641,000 1.08%
21 Fortress Investment Group LLC 470,750 9,401,000 1.05%
22 TAIREN CAPITAL LTD 468,300 9,352,000 1.05%
23 Fortress Investment Group LLC 450,000 8,987,000 1.00% Put
24 NF TRINITY CAPITAL (HONG KONG) LTD 443,800 8,863,000 0.99%
25 NINE MASTS CAPITAL Ltd 418,004 8,348,000 0.93%
26 BNP PARIBAS FINANCIAL MARKETS 405,132 8,090,486 0.90%
27 CUTLER GROUP LLC / CA 346,152 6,912,000 0.77%
28 PEAK6 Group LLC 325,700 6,504,000 0.73% Put
29 Hutchin Hill Capital, LP 320,916 6,409,000 0.72%
30 CITIGROUP INC 302,218 6,036,000 0.67%
31 PEAK6 Group LLC 260,993 5,212,000 0.58%
32 CONNING INC. 233,186 4,657,000 0.52%
33 OBERWEIS ASSET MANAGEMENT INC/ 198,980 3,974,000 0.44%
34 STATE STREET CORP 183,628 3,668,000 0.41%
35 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 164,300 3,281,000 0.37%
36 CITADEL ADVISORS LLC 161,249 3,220,000 0.36%
37 Invesco Ltd. 138,060 2,757,000 0.31%
38 EDMOND DE ROTHSCHILD HOLDING S.A. 118,700 2,370,000 0.27%
39 BlackRock Institutional Trust Company, N.A. 107,351 2,144,000 0.24%
40 BlackRock Fund Advisors 105,432 2,105,000 0.24%
41 DEUTSCHE BANK AG\ 103,109 2,059,000 0.23%
42 MARSHALL WACE, LLP 83,080 1,659,000 0.19%
43 GUGGENHEIM CAPITAL LLC 81,652 1,631,000 0.18%
44 LOOMIS SAYLES & CO L P 66,915 1,336,000 0.15%
45 HERALD INVESTMENT MANAGEMENT Ltd 65,000 1,300,000 0.15%
46 BARCLAYS PLC 68,200 1,296,000 0.14% Put
47 D. E. Shaw & Co., Inc. 60,000 1,198,000 0.13% Put
48 FIRST TRUST ADVISORS LP 59,215 1,183,000 0.13%
49 TIAA CREF INVESTMENT MANAGEMENT LLC 54,900 1,096,000 0.12%
50 CITIGROUP INC 50,400 1,006,000 0.11% Put
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From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.