Dark
Light
System
Security
MEDIDATA SOLUTIONS INC
MEDIDATA SOLUTIONS INC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 204 Institutional holders with a total value of $2,807,249,317.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CUTLER GROUP LLC / CA 1,100 0 0.00% Put
2 KRILOGY FINANCIAL LLC 25 1,000 0.00%
3 Creative Planning 60 3,000 0.00%
4 QS Investors, LLC 56 3,000 0.00%
5 PRELUDE CAPITAL MANAGEMENT, LLC 53 3,000 0.00%
6 VERSANT CAPITAL MANAGEMENT, INC 67 3,000 0.00%
7 CUTLER GROUP LLC / CA 5,400 4,000 0.00% Call
8 Gemmer Asset Management LLC 93 5,000 0.00%
9 QUADRANT CAPITAL GROUP LLC 195 8,000 0.00%
10 Cable Hill Partners, LLC 144 8,000 0.00%
11 Walleye Trading LLC 200 10,000 0.00% Put
12 D.A. DAVIDSON & CO. 294 14,000 0.00%
13 Cordasco Financial Network 300 15,000 0.00%
14 FineMark National Bank & Trust 449 22,000 0.00%
15 GOLDMAN SACHS GROUP INC 500 25,000 0.00% Put
16 Cornerstone Advisors, Inc. 602 30,000 0.00%
17 First Horizon Advisors, Inc. 653 32,000 0.00%
18 ASSETMARK, INC 685 34,000 0.00%
19 MassMutual Private Wealth & Trust, FSB 730 35,982 0.00%
20 FIFTH THIRD BANCORP 755 37,000 0.00%
21 LADENBURG THALMANN FINANCIAL SERVICES INC. 765 38,000 0.00%
22 GLENMEDE TRUST CO NA 895 43,000 0.00%
23 Parallax Volatility Advisers, L.P. 1,095 54,000 0.00%
24 Tower Research Capital LLC (TRC) 1,231 61,000 0.00%
25 IFP ADVISORS, INC 1,271 63,000 0.00%
26 Parallax Volatility Advisers, L.P. 1,500 75,000 0.00% Put
27 BlackRock Finance, Inc. 1,620 80,000 0.00%
28 STEPHENS INC /AR/ 1,672 82,000 0.00%
29 Zurcher Kantonalbank (Zurich Cantonalbank) 1,751 86,000 0.00%
30 LS Investment Advisors, LLC 2,053 101,000 0.00%
31 SEVEN BRIDGES ADVISORS LLC 2,176 107,000 0.00%
32 SIMPLEX TRADING, LLC 2,410 118,000 0.00%
33 GOLDMAN SACHS GROUP INC 2,900 143,000 0.01% Call
34 CITIGROUP INC 3,751 184,000 0.01%
35 CITADEL ADVISORS LLC 3,968 196,000 0.01%
36 BARCLAYS PLC 3,992 196,000 0.01%
37 SHELTON CAPITAL MANAGEMENT 4,062 200,000 0.01%
38 Ameritas Investment Partners, Inc. 4,266 210,000 0.01%
39 OppenheimerFunds, Inc. 4,361 215,000 0.01%
40 D. E. Shaw & Co., Inc. 4,398 217,000 0.01%
41 Airain ltd 4,447 219,000 0.01%
42 1st Global Advisors, Inc. 4,562 225,000 0.01%
43 CANADA LIFE ASSURANCE Co 4,714 232,000 0.01%
44 COMMERZBANK AKTIENGESELLSCHAFT /FI 4,822 238,000 0.01%
45 Princeton Alpha Management LP 4,955 244,000 0.01%
46 TEACHER RETIREMENT SYSTEM OF TEXAS 5,166 255,000 0.01%
47 AMALGAMATED BANK 5,310 262,000 0.01%
48 BNP PARIBAS FINANCIAL MARKETS 5,353 263,849 0.01%
49 Walleye Trading LLC 5,600 276,000 0.01% Call
50 CIM INVESTMENT MANAGEMENT INC 5,827 287,000 0.01%
Page 1 of 5

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.