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

Institutional Holders (2016Q4)
Portfolio Summary: 78 Institutional holders with a total value of $178,067,414.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 Temasek Holdings (Private) Ltd 10,778,004 75,554,000 42.43%
2 BARCLAYS PLC 1,999,740 14,018,000 7.87%
3 Top Ace Asset Management Ltd 1,800,000 12,618,000 7.09%
4 SPQ ASIA CAPITAL LTD 1,600,000 11,216,000 6.30%
5 Fosun International Ltd 1,323,958 9,281,000 5.21%
6 PRUDENCE INVESTMENT MANAGEMENT LTD 1,144,542 8,023,000 4.51%
7 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 734,800 5,151,000 2.89%
8 BlackRock Institutional Trust Company, N.A. 579,565 4,063,000 2.28%
9 NF TRINITY CAPITAL (HONG KONG) LTD 443,800 3,111,000 1.75%
10 SUSQUEHANNA INTERNATIONAL GROUP, LLP 440,600 3,089,000 1.73% Put
11 GROUP ONE TRADING LLC 379,595 2,661,000 1.49%
12 FIRST MANHATTAN CO. LLC. 362,892 2,543,000 1.43%
13 BlackRock Fund Advisors 296,814 2,081,000 1.17%
14 FIL Ltd 284,500 1,994,000 1.12%
15 SUSQUEHANNA INTERNATIONAL GROUP, LLP 278,599 1,953,000 1.10%
16 DIMENSIONAL FUND ADVISORS LP 263,300 1,845,000 1.04%
17 CONNING INC. 233,186 1,635,000 0.92%
18 STATE STREET CORP 231,557 1,623,000 0.91%
19 DUMAC, INC. 156,000 1,094,000 0.61%
20 Invesco Ltd. 132,315 928,000 0.52%
21 MILLENNIUM MANAGEMENT LLC 128,631 902,000 0.51%
22 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 121,500 852,000 0.48%
23 BlackRock Group LTD 115,163 807,000 0.45%
24 FIRST TRUST ADVISORS LP 111,849 784,000 0.44%
25 CITADEL ADVISORS LLC 89,700 629,000 0.35% Call
26 TIAA CREF INVESTMENT MANAGEMENT LLC 88,100 618,000 0.35%
27 NORTHERN TRUST CORP 85,657 600,000 0.34%
28 D. E. Shaw & Co., Inc. 80,000 561,000 0.32% Call
29 GUGGENHEIM CAPITAL LLC 75,344 529,000 0.30%
30 CUTLER GROUP LLC / CA 56,000 487,000 0.27% Put
31 HERALD INVESTMENT MANAGEMENT Ltd 65,000 454,000 0.25%
32 SUSQUEHANNA INTERNATIONAL GROUP, LLP 62,900 441,000 0.25% Call
33 Granite Point Capital Management, L.P. 56,500 396,000 0.22%
34 CITADEL ADVISORS LLC 55,500 389,000 0.22% Put
35 BARCLAYS PLC 45,900 322,000 0.18% Put
36 MORGAN STANLEY 38,180 267,000 0.15%
37 WOLVERINE TRADING LP /BD 32,200 226,000 0.13% Call
38 CITIGROUP INC 31,564 221,000 0.12%
39 PEAK6 Group LLC 30,500 214,000 0.12% Put
40 GAM Holding AG 30,000 210,000 0.12%
41 BARCLAYS PLC 27,800 195,000 0.11% Call
42 Virtu KCG Holdings LLC 27,116 190,000 0.11%
43 GOLDMAN SACHS GROUP INC 25,371 178,000 0.10%
44 CUTLER GROUP LLC / CA 24,883 174,000 0.10%
45 GEODE CAPITAL MANAGEMENT, LLC 24,951 174,000 0.10%
46 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 23,400 172,000 0.10%
47 BlackRock Finance, Inc. 23,083 162,000 0.09%
48 Walleye Trading LLC 23,000 161,000 0.09% Call
49 WOLVERINE TRADING LP /BD 22,800 160,000 0.09% Put
50 Walleye Trading LLC 22,805 160,000 0.09%
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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.